Add closest string
This commit is contained in:
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commit
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14 changed files with 5399 additions and 0 deletions
237
closest_string/Cargo.lock
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237
closest_string/Cargo.lock
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@ -0,0 +1,237 @@
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# This file is automatically @generated by Cargo.
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "anstream"
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version = "0.6.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8acc5369981196006228e28809f761875c0327210a891e941f4c683b3a99529b"
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dependencies = [
|
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"anstyle",
|
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"anstyle-parse",
|
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"anstyle-query",
|
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"anstyle-wincon",
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"colorchoice",
|
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"is_terminal_polyfill",
|
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"utf8parse",
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]
|
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[[package]]
|
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name = "anstyle"
|
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version = "1.0.10"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "55cc3b69f167a1ef2e161439aa98aed94e6028e5f9a59be9a6ffb47aef1651f9"
|
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[[package]]
|
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name = "anstyle-parse"
|
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version = "0.2.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3b2d16507662817a6a20a9ea92df6652ee4f94f914589377d69f3b21bc5798a9"
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dependencies = [
|
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"utf8parse",
|
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]
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[[package]]
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name = "anstyle-query"
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version = "1.1.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "79947af37f4177cfead1110013d678905c37501914fba0efea834c3fe9a8d60c"
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dependencies = [
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"windows-sys",
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]
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[[package]]
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name = "anstyle-wincon"
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version = "3.0.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2109dbce0e72be3ec00bed26e6a7479ca384ad226efdd66db8fa2e3a38c83125"
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dependencies = [
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"anstyle",
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"windows-sys",
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]
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[[package]]
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name = "clap"
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version = "4.5.21"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "fb3b4b9e5a7c7514dfa52869339ee98b3156b0bfb4e8a77c4ff4babb64b1604f"
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dependencies = [
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"clap_builder",
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"clap_derive",
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]
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[[package]]
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name = "clap_builder"
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version = "4.5.21"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b17a95aa67cc7b5ebd32aa5370189aa0d79069ef1c64ce893bd30fb24bff20ec"
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dependencies = [
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"anstream",
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"anstyle",
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"clap_lex",
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"strsim",
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]
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[[package]]
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name = "clap_derive"
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version = "4.5.18"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4ac6a0c7b1a9e9a5186361f67dfa1b88213572f427fb9ab038efb2bd8c582dab"
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dependencies = [
|
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"heck",
|
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"proc-macro2",
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"quote",
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"syn",
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]
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[[package]]
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name = "clap_lex"
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version = "0.7.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "afb84c814227b90d6895e01398aee0d8033c00e7466aca416fb6a8e0eb19d8a7"
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[[package]]
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name = "closest_string"
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version = "0.1.0"
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dependencies = [
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"clap",
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]
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[[package]]
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name = "colorchoice"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "5b63caa9aa9397e2d9480a9b13673856c78d8ac123288526c37d7839f2a86990"
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[[package]]
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name = "heck"
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version = "0.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2304e00983f87ffb38b55b444b5e3b60a884b5d30c0fca7d82fe33449bbe55ea"
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[[package]]
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name = "is_terminal_polyfill"
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version = "1.70.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7943c866cc5cd64cbc25b2e01621d07fa8eb2a1a23160ee81ce38704e97b8ecf"
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[[package]]
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name = "proc-macro2"
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version = "1.0.91"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "307e3004becf10f5a6e0d59d20f3cd28231b0e0827a96cd3e0ce6d14bc1e4bb3"
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dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "quote"
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version = "1.0.37"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "b5b9d34b8991d19d98081b46eacdd8eb58c6f2b201139f7c5f643cc155a633af"
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dependencies = [
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"proc-macro2",
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]
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[[package]]
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name = "strsim"
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version = "0.11.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
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[[package]]
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name = "syn"
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version = "2.0.89"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "44d46482f1c1c87acd84dea20c1bf5ebff4c757009ed6bf19cfd36fb10e92c4e"
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dependencies = [
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"proc-macro2",
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"quote",
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"unicode-ident",
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]
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[[package]]
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name = "unicode-ident"
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version = "1.0.14"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "adb9e6ca4f869e1180728b7950e35922a7fc6397f7b641499e8f3ef06e50dc83"
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[[package]]
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name = "utf8parse"
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version = "0.2.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "06abde3611657adf66d383f00b093d7faecc7fa57071cce2578660c9f1010821"
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[[package]]
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name = "windows-sys"
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version = "0.59.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1e38bc4d79ed67fd075bcc251a1c39b32a1776bbe92e5bef1f0bf1f8c531853b"
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dependencies = [
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"windows-targets",
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]
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[[package]]
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name = "windows-targets"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9b724f72796e036ab90c1021d4780d4d3d648aca59e491e6b98e725b84e99973"
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dependencies = [
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"windows_aarch64_gnullvm",
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"windows_aarch64_msvc",
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"windows_i686_gnu",
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"windows_i686_gnullvm",
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"windows_i686_msvc",
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"windows_x86_64_gnu",
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"windows_x86_64_gnullvm",
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"windows_x86_64_msvc",
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]
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[[package]]
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name = "windows_aarch64_gnullvm"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "32a4622180e7a0ec044bb555404c800bc9fd9ec262ec147edd5989ccd0c02cd3"
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[[package]]
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name = "windows_aarch64_msvc"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "09ec2a7bb152e2252b53fa7803150007879548bc709c039df7627cabbd05d469"
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[[package]]
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name = "windows_i686_gnu"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8e9b5ad5ab802e97eb8e295ac6720e509ee4c243f69d781394014ebfe8bbfa0b"
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[[package]]
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name = "windows_i686_gnullvm"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0eee52d38c090b3caa76c563b86c3a4bd71ef1a819287c19d586d7334ae8ed66"
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[[package]]
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name = "windows_i686_msvc"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "240948bc05c5e7c6dabba28bf89d89ffce3e303022809e73deaefe4f6ec56c66"
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[[package]]
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name = "windows_x86_64_gnu"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "147a5c80aabfbf0c7d901cb5895d1de30ef2907eb21fbbab29ca94c5b08b1a78"
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[[package]]
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name = "windows_x86_64_gnullvm"
|
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "24d5b23dc417412679681396f2b49f3de8c1473deb516bd34410872eff51ed0d"
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[[package]]
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name = "windows_x86_64_msvc"
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version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
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7
closest_string/Cargo.toml
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7
closest_string/Cargo.toml
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@ -0,0 +1,7 @@
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[package]
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name = "closest_string"
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version = "0.1.0"
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edition = "2021"
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[dependencies]
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clap = { version = "4.5.21", features = ["derive"] }
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1
closest_string/cs0.out
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1
closest_string/cs0.out
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@ -0,0 +1 @@
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dbadcabbcbaccbabadbb
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1
closest_string/cs1.out
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1
closest_string/cs1.out
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@ -0,0 +1 @@
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acdccadadcbadcdbdaaadacbcdcacbbdcdabbbbddbcbccdbabccccdbbacccdccccacaaddcabaaabbbadacbbddaccccbcccbb
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1
closest_string/cs2.out
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1
closest_string/cs2.out
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@ -0,0 +1 @@
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cdbdbdbababcdaacbabbdadccdbdcdaacdbaacccddcdbbacadcbcacddcddacdaddcbbacbbddcccdcdbcbacccbabbcbbbaaaa
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1
closest_string/cs3.out
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1
closest_string/cs3.out
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@ -0,0 +1 @@
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bcdcacdbbbcbbadbbbaabdadcaddcddabbdacddacaaccadcaabdcdddddadacbdcdcbccabbbabdddbacaddcaacaadacbacbdd
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1
closest_string/cs4.out
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1
closest_string/cs4.out
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@ -0,0 +1 @@
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bcdbdcdaabaacdbcddadbddcaabcabaadbbccdcbbdbbbccadcaabcbbcdbbcbbbbccacaabbdcdaccbaaaddccbcdcacdcbcacd
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122
closest_string/src/main.rs
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122
closest_string/src/main.rs
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@ -0,0 +1,122 @@
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use std::path::{Path, PathBuf};
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use clap::{Parser, ValueEnum};
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fn read_input(filename: impl AsRef<Path>) -> Vec<Vec<u8>> {
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let text = std::fs::read_to_string(filename).unwrap();
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let mut r = Vec::new();
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for line in text.lines().skip(1) {
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r.push(line.as_bytes().to_vec());
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}
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r
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}
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fn calculate_hamming_distance(a: &[u8], b: &[u8]) -> usize {
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a.iter().zip(b.iter()).filter(|(a, b)| a != b).count()
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}
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fn simple<'a>(
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strings: &[Vec<u8>],
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solution: &'a mut [u8],
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d: usize,
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depth: usize,
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) -> Option<&'a [u8]> {
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let (s, i) = strings
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.iter()
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.map(|s| (s, calculate_hamming_distance(s, solution)))
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.max_by_key(|(_, i)| *i)
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.unwrap();
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if i > d + depth {
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return None;
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} else if i <= d {
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return Some(solution);
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}
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for index in 0..s.len() {
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if s[index] != solution[index] {
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let temp = solution[index];
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solution[index] = s[index];
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simple(strings, solution, d, depth + 1)?;
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solution[index] = temp;
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}
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}
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None
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}
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fn closest_string(strings: &[Vec<u8>], d: usize, method: Method) -> Option<Vec<u8>> {
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match method {
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Method::Simple => {
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let mut s = strings[0].clone();
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if simple(strings, &mut s, d, 0).is_some() {
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Some(s)
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} else {
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None
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}
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}
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}
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}
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#[derive(ValueEnum, Debug, Clone, Copy)]
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enum Method {
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Simple,
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}
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#[derive(Debug, Parser)]
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struct Args {
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filename: PathBuf,
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d: Option<usize>,
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#[clap(default_value = "simple")]
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method: Method,
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#[clap(short, long)]
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reverse: bool,
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}
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fn main() {
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let total_start = std::time::Instant::now();
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let args = Args::parse();
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let strings = read_input(args.filename);
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let result = if let Some(d) = args.d {
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let start = std::time::Instant::now();
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let r = closest_string(&strings, d, args.method);
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eprintln!("{}: {:?}", d, start.elapsed());
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r
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} else if args.reverse {
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let mut d = strings.len();
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let mut last_solution = None;
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loop {
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let start = std::time::Instant::now();
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let r = closest_string(&strings, d, args.method);
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eprintln!("{}: {:?}", d, start.elapsed());
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if let Some(r) = r {
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d = r.len() - 1;
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last_solution = Some(r);
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} else {
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break last_solution;
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};
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}
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} else {
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let mut d = 0;
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loop {
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let start = std::time::Instant::now();
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let r = closest_string(&strings, d, args.method);
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eprintln!("{}: {:?}", d, start.elapsed());
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if let Some(r) = r {
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break Some(r);
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}
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d += 1;
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}
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};
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if let Some(solution) = result {
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println!("{}", String::from_utf8(solution).unwrap());
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}
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eprintln!("Total time: {:?}", total_start.elapsed());
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}
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1001
closest_string/string0.in
Normal file
1001
closest_string/string0.in
Normal file
File diff suppressed because it is too large
Load diff
1001
closest_string/string1.in
Normal file
1001
closest_string/string1.in
Normal file
File diff suppressed because it is too large
Load diff
1001
closest_string/string2.in
Normal file
1001
closest_string/string2.in
Normal file
File diff suppressed because it is too large
Load diff
1001
closest_string/string3.in
Normal file
1001
closest_string/string3.in
Normal file
File diff suppressed because it is too large
Load diff
1001
closest_string/string4.in
Normal file
1001
closest_string/string4.in
Normal file
File diff suppressed because it is too large
Load diff
23
closest_string/validator.py
Executable file
23
closest_string/validator.py
Executable file
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@ -0,0 +1,23 @@
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#!/usr/bin/env python
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"""
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usage: python3 validator.py path/to/input path/to/vertex/output
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"""
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import sys
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input_file = open(sys.argv[1], "r")
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sol_file = open(sys.argv[2], "r")
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n = int(input_file.readline().strip())
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strings = [l.strip() for l in input_file.readlines()[1:]]
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s = sol_file.readline().strip()
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if len(s) != len(strings[0]):
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print("Lengths of strings do not match")
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quit()
|
||||
|
||||
dist = max([sum(c1 != c2 for c1, c2 in zip(s, string)) for string in strings])
|
||||
|
||||
print("String has max distance {}".format(dist))
|
||||
Loading…
Add table
Add a link
Reference in a new issue