Compare commits
3 commits
6dd5d1a04c
...
dab8fe0201
Author | SHA1 | Date | |
---|---|---|---|
Tristan Daniël Maat | dab8fe0201 | ||
Tristan Daniël Maat | 37c956756a | ||
Tristan Daniël Maat | ac92cf6301 |
1
.gitignore
vendored
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1
.gitignore
vendored
Normal file
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@ -0,0 +1 @@
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target/
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78
day-11/Cargo.lock
generated
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78
day-11/Cargo.lock
generated
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@ -0,0 +1,78 @@
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|||
# This file is automatically @generated by Cargo.
|
||||
# It is not intended for manual editing.
|
||||
[[package]]
|
||||
name = "day-11"
|
||||
version = "0.1.0"
|
||||
dependencies = [
|
||||
"indoc",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "indoc"
|
||||
version = "0.3.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "47741a8bc60fb26eb8d6e0238bbb26d8575ff623fdc97b1a2c00c050b9684ed8"
|
||||
dependencies = [
|
||||
"indoc-impl",
|
||||
"proc-macro-hack",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "indoc-impl"
|
||||
version = "0.3.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ce046d161f000fffde5f432a0d034d0341dc152643b2598ed5bfce44c4f3a8f0"
|
||||
dependencies = [
|
||||
"proc-macro-hack",
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
"unindent",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro-hack"
|
||||
version = "0.5.19"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro2"
|
||||
version = "1.0.24"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
|
||||
dependencies = [
|
||||
"unicode-xid",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "quote"
|
||||
version = "1.0.7"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.54"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9a2af957a63d6bd42255c359c93d9bfdb97076bd3b820897ce55ffbfbf107f44"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-xid",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "unicode-xid"
|
||||
version = "0.2.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
|
||||
|
||||
[[package]]
|
||||
name = "unindent"
|
||||
version = "0.1.7"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f14ee04d9415b52b3aeab06258a3f07093182b88ba0f9b8d203f211a7a7d41c7"
|
10
day-11/Cargo.toml
Normal file
10
day-11/Cargo.toml
Normal file
|
@ -0,0 +1,10 @@
|
|||
[package]
|
||||
name = "day-11"
|
||||
version = "0.1.0"
|
||||
authors = ["Tristan Daniël Maat <tm@tlater.net>"]
|
||||
edition = "2018"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
indoc = "0.3"
|
93
day-11/input
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93
day-11/input
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@ -0,0 +1,93 @@
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LLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLL.LL.LLLLLLLL.LLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLL.LLLLL.L.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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..L...L.L..L.LL.....L.L..L...L.L.....L.L...LLL..L....L.L.LL.LL...L.....LLL.....L...L..L..L.......
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LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLL.LLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLL.LLLL.LLLLLLLLLLLLL
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.....LLL....L..L.L..L.L..L...L.L.LL.....L...L..LL.LL..L.L.LL...LL....LL.....L.....L.L.LL.L..L.L..
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.L.LLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLL.LLLLL..LLLLLLLLLLLLLLLLLLLLLL
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LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LL.LLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLLLLLLL.LLL.LLLLLLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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..L.L.LL.L..LL..L..LL.L..L................L....L............L.L..L...L...L..LLLL....L.L..LL....L.
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LLLLLL.LLL.LLLL.LLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.L.LLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLLLLLLLLLL.LLLLLLLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLL.LLL.LLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLL.L.LLL.LLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LL.L.L.L.....L..L...L.L...L.......L...LLL...L.LL.L.....L.LLL.LL....LLLLL.L....LLL.L..LL..L....L.L
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLLLLLLLL.LLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL
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LLLLLLLLLLLLLLL.LLLL.LLLLLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLL.L.LLLLLLLLLLLLLLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLL.LLL
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||||
.L.LL..LL...L....LL...L.LL.L....LL.LL......L..L........LL..LLL..L...LLL.....LL....L.L...L.....L..
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLLL.LLL.LLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLL.L.LLLLLLLLLLLLL
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.LLLLLLLLLLLLLL.LLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLL.L.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLLL.LLLLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLL
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LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLL.LLLLLLL.LLL.LLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLL
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..L....LL..LL.LLLL......L..L...LLL.L......L.L.....L....L....LLLL.....L..LL...L....L....LLL....LL.
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LLLLLLLLLLLLLLL.LLLL.LLLLL.LLLLLLLL..LLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLL.LLLL.LLLLLLLL.LLLL..LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLL.LLL.LLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLL..LLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLL.LL
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LLLLLLLLLLLLLLL.LLL..LLLLLLLL.LL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLL.LLLLLLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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||||
...LL.LL.....LL..LLL.....LL....LL....L.LL.L.LL....L........LLLL..LLLLLL.L..L..LLL......L....L....
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LLL.LLLLLLLLLLLLLLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LL.LLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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.....L.L..LL..LL..L.L.L.....LLLLL.....L..L...L.....L.L..L..L....LL....L...........L.L.......L.LLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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LLL.LLLLLL.LLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL..LLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLL.LLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLL.LLLLLLL.L.LLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLL.L.LLL.LLLL.LLLL.LLLLLLLLLLLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLL.LLLLLLLL.LL.L.LLLLLLLL
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L.LLL.................LLL....L...LL..........L.L.L.......L.....L.....LLLLLL......L.......L...L.LL
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LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLL.LLLLLLL.LLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLL.LL.LLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLL.LL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLL.LLL.LLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLLLLLLL.LLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLL.LLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLLLLLLL.LLL..LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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..L...LL.LLL.LLL.......LL..LL.L...LLL.....L....LLLL.L..........L.....L.L....L..............LL.L..
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LLLLLLLLLL.LLLL.LLL..LLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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LLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLL.LLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLL.LLLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLLLL.LL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLL.LLLLL.LLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLL.LL.LL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LL.L.L..LL..L.......L.L..LL....L.L.L...L.L..LL....LL.LL....L....LL..L....L............L.......L..
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLLLLLLLLLLL.LLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLL.L.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL
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..L.L.....L......L..L.....L.......L..L....LL...L.L.L...LLL.L.L..L..L..L......LLL.....L..L..L.....
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LLLLLLLLLLLLLLL.LLLLLL.LLLLLL.LLLLL.LLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LLLLLLLLLLLLLL.LLLLLLLLLLLLLLLLLLLLLL.LLLLLLLL.LLLLLL.LLLLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLL.LLLLLLLLLLLLL.LLLLLLLLLL.LLLLLLLLLLLL.LLLLLL.L.LLLLLL.LLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLL.LLLLLLLLLLLLLLLLLLLLLLLLLLLLLL.LLLLLL.LLLLLLLLLLLLLLL..LLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLL.LLLLLLLLLLLLLLLLLLL.LLLLLLLLLLLLLLL.LLLLLL.LLLLLLLL.LLLLLL.LLLLLLLLLLLLL.LLLLLLLL
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LLLLLLLLLL.LLLLLLLLL.LL.LLLLL.LLLLLLLLLLLLL.LLLLLLL.LLLLLL.LLLLLLLL.LLLLLLLLLLLLLLL.LLLLLLLLLLLLL
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180
day-11/src/main.rs
Normal file
180
day-11/src/main.rs
Normal file
|
@ -0,0 +1,180 @@
|
|||
use std::fs;
|
||||
|
||||
fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
let input = fs::read_to_string("input")?;
|
||||
let layout = parse_layout(&input)?;
|
||||
|
||||
// Part 1
|
||||
let result = count_eventually_occupied_seats(&layout);
|
||||
println!("{}", result);
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
#[derive(Copy, Clone, Debug, PartialEq)]
|
||||
enum Seating {
|
||||
Occupied,
|
||||
Empty,
|
||||
Floor,
|
||||
}
|
||||
|
||||
impl Seating {
|
||||
fn new(symbol: char) -> Result<Self, String> {
|
||||
match symbol {
|
||||
'#' => Ok(Seating::Occupied),
|
||||
'L' => Ok(Seating::Empty),
|
||||
'.' => Ok(Seating::Floor),
|
||||
rubbish => Err(format!("Found some rubbish on the floor, area must be clean to conserve human behavior: {}", rubbish))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn parse_layout(input: &str) -> Result<Vec<Vec<Seating>>, String> {
|
||||
input
|
||||
.lines()
|
||||
.map(|line| line.chars().map(Seating::new).collect())
|
||||
.collect()
|
||||
}
|
||||
|
||||
fn print_layout(layout: &Vec<Vec<Seating>>) {
|
||||
let output: String = layout
|
||||
.iter()
|
||||
.map(|row| {
|
||||
let mut row: String = row
|
||||
.iter()
|
||||
.map(|c| match c {
|
||||
Seating::Occupied => '#',
|
||||
Seating::Empty => 'L',
|
||||
Seating::Floor => '.',
|
||||
})
|
||||
.collect();
|
||||
row.push('\n');
|
||||
row
|
||||
})
|
||||
.collect();
|
||||
|
||||
println!("{}", output);
|
||||
}
|
||||
|
||||
fn get_adjacent(layout: &Vec<Vec<Seating>>, i: usize, j: usize) -> Vec<Option<&Seating>> {
|
||||
let adjacent: [[usize; 2]; 8] = [
|
||||
[0, 0],
|
||||
[0, 1],
|
||||
[0, 2],
|
||||
[1, 0],
|
||||
[1, 2],
|
||||
[2, 0],
|
||||
[2, 1],
|
||||
[2, 2],
|
||||
];
|
||||
|
||||
adjacent
|
||||
.iter()
|
||||
.map(|[nudge_row, nudge_col]| {
|
||||
if let Some(row) = (i + nudge_row).checked_sub(1) {
|
||||
if let Some(row) = layout.get(row) {
|
||||
if let Some(col) = (j + nudge_col).checked_sub(1) {
|
||||
row.get(col)
|
||||
} else {
|
||||
None
|
||||
}
|
||||
} else {
|
||||
None
|
||||
}
|
||||
} else {
|
||||
None
|
||||
}
|
||||
})
|
||||
.collect()
|
||||
}
|
||||
|
||||
fn simulate_people(layout: &Vec<Vec<Seating>>) -> (Vec<Vec<Seating>>, usize) {
|
||||
let mut changes = 0;
|
||||
|
||||
let layout = layout
|
||||
.iter()
|
||||
.enumerate()
|
||||
.map(|(i, row)| {
|
||||
row.iter()
|
||||
.enumerate()
|
||||
.map(|(j, seat)| match seat {
|
||||
Seating::Occupied => {
|
||||
if get_adjacent(layout, i, j)
|
||||
.iter()
|
||||
.filter(|seat| **seat == Some(&Seating::Occupied))
|
||||
.count()
|
||||
>= 4
|
||||
{
|
||||
changes += 1;
|
||||
Seating::Empty
|
||||
} else {
|
||||
Seating::Occupied
|
||||
}
|
||||
}
|
||||
Seating::Empty => {
|
||||
if get_adjacent(layout, i, j)
|
||||
.iter()
|
||||
.any(|seat| *seat == Some(&Seating::Occupied))
|
||||
{
|
||||
Seating::Empty
|
||||
} else {
|
||||
changes += 1;
|
||||
Seating::Occupied
|
||||
}
|
||||
}
|
||||
Seating::Floor => Seating::Floor,
|
||||
})
|
||||
.collect()
|
||||
})
|
||||
.collect();
|
||||
|
||||
(layout, changes)
|
||||
}
|
||||
|
||||
fn count_eventually_occupied_seats(layout: &Vec<Vec<Seating>>) -> usize {
|
||||
let mut loop_layout = layout.clone();
|
||||
|
||||
loop {
|
||||
let (res, changes) = simulate_people(&loop_layout);
|
||||
loop_layout = res;
|
||||
|
||||
if changes == 0 {
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
loop_layout
|
||||
.iter()
|
||||
.flatten()
|
||||
.filter(|seat| **seat == Seating::Occupied)
|
||||
.count()
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
use indoc::indoc;
|
||||
|
||||
#[test]
|
||||
fn test_simple() -> Result<(), Box<dyn std::error::Error>> {
|
||||
let input = indoc!(
|
||||
"L.LL.LL.LL
|
||||
LLLLLLL.LL
|
||||
L.L.L..L..
|
||||
LLLL.LL.LL
|
||||
L.LL.LL.LL
|
||||
L.LLLLL.LL
|
||||
..L.L.....
|
||||
LLLLLLLLLL
|
||||
L.LLLLLL.L
|
||||
L.LLLLL.LL
|
||||
"
|
||||
);
|
||||
|
||||
let layout = parse_layout(&input)?;
|
||||
let result = count_eventually_occupied_seats(&layout);
|
||||
|
||||
assert_eq!(result, 37);
|
||||
Ok(())
|
||||
}
|
||||
}
|
78
day-12/Cargo.lock
generated
Normal file
78
day-12/Cargo.lock
generated
Normal file
|
@ -0,0 +1,78 @@
|
|||
# This file is automatically @generated by Cargo.
|
||||
# It is not intended for manual editing.
|
||||
[[package]]
|
||||
name = "day-12"
|
||||
version = "0.1.0"
|
||||
dependencies = [
|
||||
"indoc",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "indoc"
|
||||
version = "0.3.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "47741a8bc60fb26eb8d6e0238bbb26d8575ff623fdc97b1a2c00c050b9684ed8"
|
||||
dependencies = [
|
||||
"indoc-impl",
|
||||
"proc-macro-hack",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "indoc-impl"
|
||||
version = "0.3.6"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "ce046d161f000fffde5f432a0d034d0341dc152643b2598ed5bfce44c4f3a8f0"
|
||||
dependencies = [
|
||||
"proc-macro-hack",
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"syn",
|
||||
"unindent",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro-hack"
|
||||
version = "0.5.19"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "dbf0c48bc1d91375ae5c3cd81e3722dff1abcf81a30960240640d223f59fe0e5"
|
||||
|
||||
[[package]]
|
||||
name = "proc-macro2"
|
||||
version = "1.0.24"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "1e0704ee1a7e00d7bb417d0770ea303c1bccbabf0ef1667dae92b5967f5f8a71"
|
||||
dependencies = [
|
||||
"unicode-xid",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "quote"
|
||||
version = "1.0.7"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "aa563d17ecb180e500da1cfd2b028310ac758de548efdd203e18f283af693f37"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "syn"
|
||||
version = "1.0.54"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "9a2af957a63d6bd42255c359c93d9bfdb97076bd3b820897ce55ffbfbf107f44"
|
||||
dependencies = [
|
||||
"proc-macro2",
|
||||
"quote",
|
||||
"unicode-xid",
|
||||
]
|
||||
|
||||
[[package]]
|
||||
name = "unicode-xid"
|
||||
version = "0.2.1"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f7fe0bb3479651439c9112f72b6c505038574c9fbb575ed1bf3b797fa39dd564"
|
||||
|
||||
[[package]]
|
||||
name = "unindent"
|
||||
version = "0.1.7"
|
||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||
checksum = "f14ee04d9415b52b3aeab06258a3f07093182b88ba0f9b8d203f211a7a7d41c7"
|
10
day-12/Cargo.toml
Normal file
10
day-12/Cargo.toml
Normal file
|
@ -0,0 +1,10 @@
|
|||
[package]
|
||||
name = "day-12"
|
||||
version = "0.1.0"
|
||||
authors = ["Tristan Daniël Maat <tm@tlater.net>"]
|
||||
edition = "2018"
|
||||
|
||||
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
|
||||
|
||||
[dependencies]
|
||||
indoc = "0.3"
|
771
day-12/input
Normal file
771
day-12/input
Normal file
|
@ -0,0 +1,771 @@
|
|||
F8
|
||||
N2
|
||||
F32
|
||||
F17
|
||||
E4
|
||||
N4
|
||||
R90
|
||||
S2
|
||||
R90
|
||||
E3
|
||||
L90
|
||||
N5
|
||||
E2
|
||||
N2
|
||||
W5
|
||||
F78
|
||||
L180
|
||||
F19
|
||||
R90
|
||||
S1
|
||||
E2
|
||||
L180
|
||||
E1
|
||||
S5
|
||||
E4
|
||||
F62
|
||||
R180
|
||||
F16
|
||||
S2
|
||||
F8
|
||||
R180
|
||||
S1
|
||||
L90
|
||||
E4
|
||||
R90
|
||||
S3
|
||||
E5
|
||||
R180
|
||||
F87
|
||||
N2
|
||||
E2
|
||||
R90
|
||||
N2
|
||||
F2
|
||||
R90
|
||||
N5
|
||||
W4
|
||||
L90
|
||||
F42
|
||||
N1
|
||||
F93
|
||||
F87
|
||||
E2
|
||||
S4
|
||||
F73
|
||||
L270
|
||||
S2
|
||||
W3
|
||||
F48
|
||||
W5
|
||||
L180
|
||||
N1
|
||||
F53
|
||||
R90
|
||||
S2
|
||||
R90
|
||||
N2
|
||||
E2
|
||||
S5
|
||||
W3
|
||||
R90
|
||||
E2
|
||||
R90
|
||||
W1
|
||||
L180
|
||||
F29
|
||||
W1
|
||||
F56
|
||||
R90
|
||||
F34
|
||||
F74
|
||||
S1
|
||||
R90
|
||||
L90
|
||||
W4
|
||||
L90
|
||||
W5
|
||||
L90
|
||||
W1
|
||||
L90
|
||||
N5
|
||||
E2
|
||||
S2
|
||||
F58
|
||||
N5
|
||||
L90
|
||||
S4
|
||||
L90
|
||||
R270
|
||||
W4
|
||||
S4
|
||||
E3
|
||||
R180
|
||||
S4
|
||||
W3
|
||||
R90
|
||||
F36
|
||||
R90
|
||||
W1
|
||||
F73
|
||||
S4
|
||||
E1
|
||||
L90
|
||||
S4
|
||||
W5
|
||||
L90
|
||||
F20
|
||||
W3
|
||||
L180
|
||||
E3
|
||||
S1
|
||||
R90
|
||||
S5
|
||||
W3
|
||||
L90
|
||||
E5
|
||||
W2
|
||||
F21
|
||||
N4
|
||||
F83
|
||||
W4
|
||||
F48
|
||||
W3
|
||||
F4
|
||||
L90
|
||||
N5
|
||||
R270
|
||||
E1
|
||||
S5
|
||||
L180
|
||||
F44
|
||||
W5
|
||||
R180
|
||||
S3
|
||||
F30
|
||||
N5
|
||||
F87
|
||||
L90
|
||||
F69
|
||||
S5
|
||||
E1
|
||||
R90
|
||||
E2
|
||||
S3
|
||||
F40
|
||||
W4
|
||||
F97
|
||||
W5
|
||||
F20
|
||||
L180
|
||||
N5
|
||||
L90
|
||||
E5
|
||||
N3
|
||||
L90
|
||||
F13
|
||||
N2
|
||||
F38
|
||||
S5
|
||||
F27
|
||||
E5
|
||||
L180
|
||||
F59
|
||||
N3
|
||||
F2
|
||||
R90
|
||||
N2
|
||||
R90
|
||||
F56
|
||||
L90
|
||||
N4
|
||||
R90
|
||||
F12
|
||||
F34
|
||||
N3
|
||||
F93
|
||||
L270
|
||||
W3
|
||||
F74
|
||||
W4
|
||||
R90
|
||||
E2
|
||||
L180
|
||||
W3
|
||||
F12
|
||||
N5
|
||||
W1
|
||||
F98
|
||||
E4
|
||||
R180
|
||||
S1
|
||||
W5
|
||||
R90
|
||||
F96
|
||||
N2
|
||||
L90
|
||||
F36
|
||||
S1
|
||||
F3
|
||||
W3
|
||||
F100
|
||||
N5
|
||||
R90
|
||||
F33
|
||||
W3
|
||||
N5
|
||||
E3
|
||||
R90
|
||||
F33
|
||||
N5
|
||||
E2
|
||||
N1
|
||||
L90
|
||||
F84
|
||||
L270
|
||||
E1
|
||||
F28
|
||||
R180
|
||||
W3
|
||||
L90
|
||||
S2
|
||||
F88
|
||||
L90
|
||||
W2
|
||||
N1
|
||||
F3
|
||||
R90
|
||||
F56
|
||||
N1
|
||||
N4
|
||||
L90
|
||||
R90
|
||||
F97
|
||||
E5
|
||||
N4
|
||||
F38
|
||||
N1
|
||||
R90
|
||||
W1
|
||||
F60
|
||||
W3
|
||||
N1
|
||||
F59
|
||||
E1
|
||||
N3
|
||||
E3
|
||||
L180
|
||||
N1
|
||||
F53
|
||||
S1
|
||||
E2
|
||||
R90
|
||||
E2
|
||||
F6
|
||||
R180
|
||||
F36
|
||||
R180
|
||||
W2
|
||||
F81
|
||||
R90
|
||||
E4
|
||||
R90
|
||||
F97
|
||||
L90
|
||||
W1
|
||||
S1
|
||||
E5
|
||||
L180
|
||||
F34
|
||||
R180
|
||||
F64
|
||||
E2
|
||||
R180
|
||||
W3
|
||||
S5
|
||||
L90
|
||||
E4
|
||||
F12
|
||||
F58
|
||||
W3
|
||||
N3
|
||||
F77
|
||||
N4
|
||||
F32
|
||||
R90
|
||||
N2
|
||||
E4
|
||||
L90
|
||||
S5
|
||||
E1
|
||||
N5
|
||||
F44
|
||||
R90
|
||||
F5
|
||||
E4
|
||||
R90
|
||||
N5
|
||||
E4
|
||||
R180
|
||||
W3
|
||||
L90
|
||||
N1
|
||||
F1
|
||||
S3
|
||||
E5
|
||||
R180
|
||||
S3
|
||||
F86
|
||||
S5
|
||||
F61
|
||||
W3
|
||||
R270
|
||||
W5
|
||||
R90
|
||||
F26
|
||||
R180
|
||||
F92
|
||||
S5
|
||||
L90
|
||||
E5
|
||||
N5
|
||||
F82
|
||||
R90
|
||||
F22
|
||||
R90
|
||||
F23
|
||||
S1
|
||||
F42
|
||||
N4
|
||||
F76
|
||||
E1
|
||||
S1
|
||||
W3
|
||||
S2
|
||||
L90
|
||||
F19
|
||||
E4
|
||||
F41
|
||||
E2
|
||||
N2
|
||||
L90
|
||||
F34
|
||||
S4
|
||||
F20
|
||||
W3
|
||||
F18
|
||||
S1
|
||||
R90
|
||||
N3
|
||||
F38
|
||||
W3
|
||||
R90
|
||||
W4
|
||||
R90
|
||||
E2
|
||||
R90
|
||||
F10
|
||||
L90
|
||||
N4
|
||||
F94
|
||||
S1
|
||||
W3
|
||||
R180
|
||||
W5
|
||||
F74
|
||||
R90
|
||||
S4
|
||||
L180
|
||||
S3
|
||||
F74
|
||||
N5
|
||||
S4
|
||||
L90
|
||||
F34
|
||||
S2
|
||||
E5
|
||||
N5
|
||||
F28
|
||||
L90
|
||||
E1
|
||||
F31
|
||||
N1
|
||||
L90
|
||||
L90
|
||||
W2
|
||||
N5
|
||||
R90
|
||||
F1
|
||||
N5
|
||||
F48
|
||||
W2
|
||||
F50
|
||||
N2
|
||||
F62
|
||||
S4
|
||||
L90
|
||||
W5
|
||||
N1
|
||||
F12
|
||||
W3
|
||||
R90
|
||||
R90
|
||||
F75
|
||||
N5
|
||||
F69
|
||||
E3
|
||||
F19
|
||||
N2
|
||||
F77
|
||||
E1
|
||||
N4
|
||||
R180
|
||||
E3
|
||||
N2
|
||||
L90
|
||||
N1
|
||||
W1
|
||||
S4
|
||||
F85
|
||||
W1
|
||||
R90
|
||||
F74
|
||||
E5
|
||||
F73
|
||||
E4
|
||||
S3
|
||||
W4
|
||||
S5
|
||||
L90
|
||||
F49
|
||||
S5
|
||||
E5
|
||||
F5
|
||||
W2
|
||||
F58
|
||||
R90
|
||||
W5
|
||||
F53
|
||||
S4
|
||||
F86
|
||||
N2
|
||||
F88
|
||||
E5
|
||||
F59
|
||||
E1
|
||||
F56
|
||||
W2
|
||||
N4
|
||||
W4
|
||||
R180
|
||||
F16
|
||||
F25
|
||||
R180
|
||||
N3
|
||||
F4
|
||||
W4
|
||||
S4
|
||||
F98
|
||||
E5
|
||||
L90
|
||||
W4
|
||||
S1
|
||||
E2
|
||||
R90
|
||||
F96
|
||||
L270
|
||||
E1
|
||||
N1
|
||||
F55
|
||||
S1
|
||||
F10
|
||||
R90
|
||||
W2
|
||||
L90
|
||||
N5
|
||||
R90
|
||||
N4
|
||||
E4
|
||||
L90
|
||||
F52
|
||||
S3
|
||||
F43
|
||||
E2
|
||||
R90
|
||||
S3
|
||||
R90
|
||||
N4
|
||||
E1
|
||||
N4
|
||||
F15
|
||||
E3
|
||||
R270
|
||||
L180
|
||||
N2
|
||||
F43
|
||||
L90
|
||||
W2
|
||||
F19
|
||||
L90
|
||||
S5
|
||||
F58
|
||||
E4
|
||||
S4
|
||||
L90
|
||||
W1
|
||||
F9
|
||||
N4
|
||||
F38
|
||||
S5
|
||||
L90
|
||||
W1
|
||||
F39
|
||||
W5
|
||||
F83
|
||||
L180
|
||||
F99
|
||||
L90
|
||||
E3
|
||||
S2
|
||||
R90
|
||||
N3
|
||||
F35
|
||||
N1
|
||||
N3
|
||||
L90
|
||||
N4
|
||||
W5
|
||||
F26
|
||||
R270
|
||||
N2
|
||||
F7
|
||||
N1
|
||||
F16
|
||||
S4
|
||||
L90
|
||||
S5
|
||||
L180
|
||||
F5
|
||||
W1
|
||||
F32
|
||||
S2
|
||||
N3
|
||||
F82
|
||||
N4
|
||||
R90
|
||||
F27
|
||||
R180
|
||||
F20
|
||||
S1
|
||||
E3
|
||||
L90
|
||||
W3
|
||||
F23
|
||||
L180
|
||||
N3
|
||||
F34
|
||||
W1
|
||||
N3
|
||||
S2
|
||||
F80
|
||||
E5
|
||||
F65
|
||||
L90
|
||||
E5
|
||||
N1
|
||||
F80
|
||||
R90
|
||||
W3
|
||||
L90
|
||||
N1
|
||||
L180
|
||||
S1
|
||||
F65
|
||||
E3
|
||||
S1
|
||||
W3
|
||||
F89
|
||||
S1
|
||||
F24
|
||||
E5
|
||||
F85
|
||||
W1
|
||||
F87
|
||||
S1
|
||||
R90
|
||||
S4
|
||||
F3
|
||||
S3
|
||||
F23
|
||||
N4
|
||||
L90
|
||||
N5
|
||||
R90
|
||||
N2
|
||||
R90
|
||||
S2
|
||||
W4
|
||||
S2
|
||||
F95
|
||||
L90
|
||||
F52
|
||||
W1
|
||||
N5
|
||||
L90
|
||||
N4
|
||||
S3
|
||||
E3
|
||||
R90
|
||||
N2
|
||||
E1
|
||||
R180
|
||||
W4
|
||||
F82
|
||||
L180
|
||||
E5
|
||||
L90
|
||||
E4
|
||||
F65
|
||||
W5
|
||||
R90
|
||||
W5
|
||||
N5
|
||||
L180
|
||||
N4
|
||||
F22
|
||||
W3
|
||||
S4
|
||||
F60
|
||||
R90
|
||||
E5
|
||||
N3
|
||||
F32
|
||||
S2
|
||||
F80
|
||||
R90
|
||||
F18
|
||||
S3
|
||||
L90
|
||||
F90
|
||||
E3
|
||||
L90
|
||||
N3
|
||||
E5
|
||||
F79
|
||||
N5
|
||||
W4
|
||||
S5
|
||||
F100
|
||||
N1
|
||||
E3
|
||||
S3
|
||||
F49
|
||||
R180
|
||||
S3
|
||||
E2
|
||||
F1
|
||||
W1
|
||||
F5
|
||||
R180
|
||||
S5
|
||||
W3
|
||||
S3
|
||||
F67
|
||||
R270
|
||||
N3
|
||||
W3
|
||||
N1
|
||||
W3
|
||||
F37
|
||||
L90
|
||||
N3
|
||||
L90
|
||||
F68
|
||||
N3
|
||||
W4
|
||||
W2
|
||||
F26
|
||||
N3
|
||||
L90
|
||||
W3
|
||||
S2
|
||||
F7
|
||||
W3
|
||||
E3
|
||||
L270
|
||||
F64
|
||||
R90
|
||||
E4
|
||||
R90
|
||||
W3
|
||||
N1
|
||||
W1
|
||||
F98
|
||||
R270
|
||||
W5
|
||||
F45
|
||||
R90
|
||||
F49
|
||||
E4
|
||||
S2
|
||||
F58
|
||||
F56
|
||||
W3
|
||||
F57
|
||||
E3
|
||||
S5
|
||||
R180
|
||||
E3
|
||||
F82
|
||||
F57
|
||||
S3
|
||||
W2
|
||||
R90
|
||||
E2
|
||||
R90
|
||||
F95
|
||||
W4
|
||||
F85
|
||||
E3
|
||||
N3
|
||||
R90
|
||||
E5
|
||||
F31
|
||||
R90
|
||||
F20
|
||||
R90
|
||||
N5
|
||||
E3
|
||||
S4
|
||||
R180
|
||||
W1
|
||||
N5
|
||||
F72
|
||||
L90
|
||||
E3
|
||||
F46
|
||||
R180
|
||||
F18
|
||||
E3
|
||||
F48
|
||||
S2
|
||||
F84
|
||||
W3
|
||||
F88
|
||||
F44
|
||||
S2
|
||||
E4
|
||||
F77
|
||||
L90
|
||||
N4
|
||||
L90
|
||||
E2
|
||||
F22
|
||||
E5
|
||||
L90
|
||||
F79
|
||||
W1
|
||||
R90
|
||||
F41
|
||||
R180
|
||||
F54
|
161
day-12/src/main.rs
Normal file
161
day-12/src/main.rs
Normal file
|
@ -0,0 +1,161 @@
|
|||
use std::fs;
|
||||
|
||||
fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||
let input = fs::read_to_string("input")?;
|
||||
let actions = parse_actions(&input)?;
|
||||
|
||||
// Part 1
|
||||
let location = simulate_ship_movement(&actions);
|
||||
println!("{}", location.0.abs() + location.1.abs());
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
#[derive(Copy, Clone, Debug)]
|
||||
enum Action {
|
||||
North(u32),
|
||||
South(u32),
|
||||
East(u32),
|
||||
West(u32),
|
||||
Left(u32),
|
||||
Right(u32),
|
||||
Forward(u32),
|
||||
}
|
||||
|
||||
impl Action {
|
||||
fn new(input: &str) -> Result<Self, String> {
|
||||
if input.len() < 2 {
|
||||
Err(format!("Invalud input line: {}", input))?;
|
||||
}
|
||||
|
||||
let (action, value) = input.split_at(1);
|
||||
let value = value
|
||||
.parse()
|
||||
.map_err(|e| format!("Could not parse value: {}", e))?;
|
||||
|
||||
Ok(match action {
|
||||
"N" => Self::North(value),
|
||||
"S" => Self::South(value),
|
||||
"E" => Self::East(value),
|
||||
"W" => Self::West(value),
|
||||
"L" => Self::Left(value),
|
||||
"R" => Self::Right(value),
|
||||
"F" => Self::Forward(value),
|
||||
_ => Err(format!("Could not parse action: {}", action))?,
|
||||
})
|
||||
}
|
||||
|
||||
fn opposite_direction(self) -> Self {
|
||||
match self {
|
||||
Action::North(x) => Action::South(x),
|
||||
Action::South(x) => Action::North(x),
|
||||
Action::East(x) => Action::West(x),
|
||||
Action::West(x) => Action::East(x),
|
||||
_ => panic!("Invalid direction"),
|
||||
}
|
||||
}
|
||||
|
||||
fn right_direction(self) -> Self {
|
||||
match self {
|
||||
Action::North(x) => Action::East(x),
|
||||
Action::South(x) => Action::West(x),
|
||||
Action::East(x) => Action::South(x),
|
||||
Action::West(x) => Action::North(x),
|
||||
_ => panic!("Invalid direction"),
|
||||
}
|
||||
}
|
||||
|
||||
fn left_direction(self) -> Self {
|
||||
match self {
|
||||
Action::North(x) => Action::West(x),
|
||||
Action::South(x) => Action::East(x),
|
||||
Action::East(x) => Action::North(x),
|
||||
Action::West(x) => Action::South(x),
|
||||
_ => panic!("Invalid direction"),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
fn parse_actions(input: &str) -> Result<Vec<Action>, String> {
|
||||
input.lines().map(Action::new).collect()
|
||||
}
|
||||
|
||||
fn simulate_ship_movement(actions: &Vec<Action>) -> (i64, i64) {
|
||||
let mut coords: (i64, i64) = (0, 0);
|
||||
let mut direction = Action::East(0);
|
||||
|
||||
for action in actions {
|
||||
// If the action is Action::Forward, we instead want to move
|
||||
// in a direction determined by our current angle.
|
||||
//
|
||||
// So we convert Action::Forward to a concrete direction.
|
||||
|
||||
let converted_action = if let &Action::Forward(amount) = action {
|
||||
match direction {
|
||||
Action::North(_) => Action::North(amount),
|
||||
Action::South(_) => Action::South(amount),
|
||||
Action::East(_) => Action::East(amount),
|
||||
Action::West(_) => Action::West(amount),
|
||||
_ => unreachable!("Direction can only be NSEW."),
|
||||
}
|
||||
} else {
|
||||
*action
|
||||
};
|
||||
|
||||
match converted_action {
|
||||
Action::North(amount) => {
|
||||
coords.1 += amount as i64;
|
||||
}
|
||||
Action::South(amount) => {
|
||||
coords.1 -= amount as i64;
|
||||
}
|
||||
Action::East(amount) => {
|
||||
coords.0 += amount as i64;
|
||||
}
|
||||
Action::West(amount) => {
|
||||
coords.0 -= amount as i64;
|
||||
}
|
||||
Action::Left(amount) => match amount % 360 {
|
||||
0 => direction = direction,
|
||||
90 => direction = direction.left_direction(),
|
||||
180 => direction = direction.opposite_direction(),
|
||||
270 => direction = direction.right_direction(),
|
||||
_ => panic!("Only 90 degree turns allowed"),
|
||||
},
|
||||
Action::Right(amount) => match amount % 360 {
|
||||
0 => direction = direction,
|
||||
90 => direction = direction.right_direction(),
|
||||
180 => direction = direction.opposite_direction(),
|
||||
270 => direction = direction.left_direction(),
|
||||
_ => panic!("Only 90 degree turns allowed"),
|
||||
},
|
||||
Action::Forward(_) => unreachable!("Converted previously"),
|
||||
}
|
||||
}
|
||||
|
||||
coords
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
use indoc::indoc;
|
||||
|
||||
#[test]
|
||||
fn test_simple() -> Result<(), Box<dyn std::error::Error>> {
|
||||
let input = indoc!(
|
||||
"F10
|
||||
N3
|
||||
F7
|
||||
R90
|
||||
F11
|
||||
"
|
||||
);
|
||||
|
||||
let actions = parse_actions(&input)?;
|
||||
let location = simulate_ship_movement(&actions);
|
||||
assert_eq!(location.0.abs() + location.1.abs(), 25);
|
||||
|
||||
Ok(())
|
||||
}
|
||||
}
|
Loading…
Reference in a new issue