結果
問題 | No.1170 Never Want to Walk |
ユーザー | o2c |
提出日時 | 2020-09-22 17:28:28 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 333 ms / 2,000 ms |
コード長 | 4,355 bytes |
コンパイル時間 | 14,935 ms |
コンパイル使用メモリ | 403,456 KB |
実行使用メモリ | 13,724 KB |
最終ジャッジ日時 | 2024-06-26 07:16:29 |
合計ジャッジ時間 | 21,739 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge1 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,248 KB |
testcase_02 | AC | 1 ms
5,376 KB |
testcase_03 | AC | 1 ms
5,376 KB |
testcase_04 | AC | 1 ms
5,376 KB |
testcase_05 | AC | 1 ms
5,376 KB |
testcase_06 | AC | 1 ms
5,376 KB |
testcase_07 | AC | 1 ms
5,376 KB |
testcase_08 | AC | 1 ms
5,376 KB |
testcase_09 | AC | 1 ms
5,376 KB |
testcase_10 | AC | 1 ms
5,376 KB |
testcase_11 | AC | 1 ms
5,376 KB |
testcase_12 | AC | 3 ms
5,376 KB |
testcase_13 | AC | 3 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 3 ms
5,376 KB |
testcase_16 | AC | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 3 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 3 ms
5,376 KB |
testcase_22 | AC | 2 ms
5,376 KB |
testcase_23 | AC | 3 ms
5,376 KB |
testcase_24 | AC | 3 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 318 ms
13,408 KB |
testcase_28 | AC | 315 ms
13,136 KB |
testcase_29 | AC | 325 ms
13,580 KB |
testcase_30 | AC | 325 ms
13,564 KB |
testcase_31 | AC | 313 ms
13,272 KB |
testcase_32 | AC | 316 ms
13,156 KB |
testcase_33 | AC | 326 ms
13,136 KB |
testcase_34 | AC | 330 ms
13,576 KB |
testcase_35 | AC | 328 ms
13,564 KB |
testcase_36 | AC | 318 ms
13,396 KB |
testcase_37 | AC | 316 ms
13,284 KB |
testcase_38 | AC | 333 ms
13,724 KB |
コンパイルメッセージ
warning: variable does not need to be mutable --> src/main.rs:8:338 | 8 | ...es !read {($($t :tt ) ,*;$n :expr ) =>{{let stdin =::std ::io ::stdin () ;let ret =::std ::io ::BufRead ::lines (stdin .lock () ) .take ($n ) .map (|line |{let line =line .unwrap () ;let mut it =line .split_whitespace () ;_read !(it ;$($t ) ,*) } ) .collect ::<Vec <_ >>() ;ret } } ;($($t :tt ) ,*) =>{{let line =readln () ;let mut it =l... | ----^^ | | | help: remove this `mut` ... 77 | ... = read!([i64]); | ------------ in this macro invocation | = note: `#[warn(unused_mut)]` on by default = note: this warning originates in the macro `read` (in Nightly builds, run with -Z macro-backtrace for more info)
ソースコード
#![allow(unused_imports)] use {std::cmp::*, std::collections::*, std::io::Write, std::ops::*}; #[allow(unused_macros)] macro_rules !dbg {($($e :expr ) ,*) =>{#[cfg (debug_assertions ) ] $({let (e ,mut err ) =(stringify !($e ) ,std ::io ::stderr () ) ;writeln !(err ,"{} = {:?}" ,e ,$e ) .unwrap () } ) *} ;} #[rustfmt::skip] pub fn readln() -> String { let mut line = String::new(); ::std::io::stdin() .read_line(&mut line) .unwrap_or_else(|e| panic!("{}", e)); line } #[allow(unused_macros)] macro_rules !read {($($t :tt ) ,*;$n :expr ) =>{{let stdin =::std ::io ::stdin () ;let ret =::std ::io ::BufRead ::lines (stdin .lock () ) .take ($n ) .map (|line |{let line =line .unwrap () ;let mut it =line .split_whitespace () ;_read !(it ;$($t ) ,*) } ) .collect ::<Vec <_ >>() ;ret } } ;($($t :tt ) ,*) =>{{let line =readln () ;let mut it =line .split_whitespace () ;_read !(it ;$($t ) ,*) } } ;} #[allow(unused_macros)] macro_rules !_read {($it :ident ;[char ] ) =>{_read !($it ;String ) .chars () .collect ::<Vec <_ >>() } ;($it :ident ;[u8 ] ) =>{Vec ::from (_read !($it ;String ) .into_bytes () ) } ;($it :ident ;usize1 ) =>{$it .next () .unwrap_or_else (||panic !("input mismatch" ) ) .parse ::<usize >() .unwrap_or_else (|e |panic !("{}" ,e ) ) -1 } ;($it :ident ;[usize1 ] ) =>{$it .map (|s |s .parse ::<usize >() .unwrap_or_else (|e |panic !("{}" ,e ) ) -1 ) .collect ::<Vec <_ >>() } ;($it :ident ;[$t :ty ] ) =>{$it .map (|s |s .parse ::<$t >() .unwrap_or_else (|e |panic !("{}" ,e ) ) ) .collect ::<Vec <_ >>() } ;($it :ident ;$t :ty ) =>{$it .next () .unwrap_or_else (||panic !("input mismatch" ) ) .parse ::<$t >() .unwrap_or_else (|e |panic !("{}" ,e ) ) } ;($it :ident ;$($t :tt ) ,+) =>{($(_read !($it ;$t ) ) ,*) } ;} #[allow(unused_macros)] macro_rules !min {($a :expr $(,) *) =>{{$a } } ;($a :expr ,$b :expr $(,) *) =>{{std ::cmp ::min ($a ,$b ) } } ;($a :expr ,$($rest :expr ) ,+$(,) *) =>{{std ::cmp ::min ($a ,min !($($rest ) ,+) ) } } ;} #[allow(unused_macros)] macro_rules !chmin {($base :expr ,$($cmps :expr ) ,+$(,) *) =>{{let cmp_min =min !($($cmps ) ,+) ;if $base >cmp_min {$base =cmp_min ;true } else {false } } } ;} #[allow(unused_macros)] macro_rules !max {($a :expr $(,) *) =>{{$a } } ;($a :expr ,$b :expr $(,) *) =>{{std ::cmp ::max ($a ,$b ) } } ;($a :expr ,$($rest :expr ) ,+$(,) *) =>{{std ::cmp ::max ($a ,max !($($rest ) ,+) ) } } ;} #[allow(unused_macros)] macro_rules !chmax {($base :expr ,$($cmps :expr ) ,+$(,) *) =>{{let cmp_max =max !($($cmps ) ,+) ;if $base <cmp_max {$base =cmp_max ;true } else {false } } } ;} struct UnionFind { n: usize, par: Vec<usize>, rank: Vec<usize>, } impl UnionFind { fn new(n: usize) -> Self { UnionFind { n, par: (0..n).collect(), rank: vec![1; n], } } fn unite(&mut self, x: usize, y: usize) { if self.same(x, y) { return; } let rx = self.par[x]; let ry = self.par[y]; if self.rank[rx] > self.rank[ry] { self.par[ry] = rx; self.rank[rx] += self.rank[ry]; } else { self.par[rx] = ry; self.rank[ry] += self.rank[rx]; } } fn same(&mut self, x: usize, y: usize) -> bool { self.root(x) == self.root(y) } fn root(&mut self, x: usize) -> usize { if self.par[x] == x { x } else { self.par[x] = self.root(self.par[x]); self.par[x] } } #[allow(dead_code)] fn size(&mut self, x: usize) -> usize { let r = self.root(x); self.rank[r] } #[allow(dead_code)] fn sizes(&mut self) -> Vec<usize> { let mut s = vec![]; for x in 0..self.n { if x == self.root(x) { s.push(self.rank[x]); } } s } } fn main() { let (n, a, b) = read!(usize, i64, i64); let x = read!([i64]); let mut set = std::collections::BTreeSet::<(i64, usize)>::new(); for i in 0..n { set.insert((x[i], i)); } let mut uf = UnionFind::new(n); for i in 0..n { for &(_, j) in set.range((x[i] + a, 0)..=(x[i] + b, n)).rev() { if uf.same(i, j) { break; } uf.unite(i, j); } } for i in 0..n { println!("{}", uf.size(i)); } }