提出 #39143794
ソースコード 拡げる
#include<bits/stdc++.h>
using namespace std;
int main(){
int n,m;
cin >> n >> m;
vector<vector<int>>G(n);
for(int i=0;i<m;i++){
int x,y;
cin >> x >> y;
x--,y--;
G[x].push_back(y);
}
vector<int>length(n,-1);
auto dfs=[&](int v,auto dfs){
if(length[v]!=-1)return length[v];
length[v]=0;
for(auto vv:G[v])length[v]=max(length[v],dfs(vv,dfs)+1);
return length[v];
};
int d=0;
for(int i=0;i<n;i++)d=max(d,dfs(i,dfs));
if(d==n-1){
cout << "Yes" << endl;
for(auto x:length)cout << n-x << ' ';
}else{
cout << "No" << endl;
}
}
提出情報
| 提出日時 | |
|---|---|
| 問題 | E - Find Permutation |
| ユーザ | kyopro_friends |
| 言語 | C++ (GCC 9.2.1) |
| 得点 | 500 |
| コード長 | 586 Byte |
| 結果 | AC |
| 実行時間 | 172 ms |
| メモリ | 29696 KiB |
ジャッジ結果
| セット名 | Sample | All | ||||
|---|---|---|---|---|---|---|
| 得点 / 配点 | 0 / 0 | 500 / 500 | ||||
| 結果 |
|
|
| セット名 | テストケース |
|---|---|
| Sample | sample_01.txt, sample_02.txt, sample_03.txt |
| All | hand_01.txt, hand_02.txt, hand_03.txt, hand_04.txt, random_01.txt, random_02.txt, random_03.txt, random_04.txt, random_05.txt, random_06.txt, random_07.txt, random_08.txt, random_09.txt, random_10.txt, random_11.txt, random_12.txt, random_13.txt, random_14.txt, random_15.txt, random_16.txt, random_17.txt, random_18.txt, random_19.txt, random_20.txt, random_21.txt, random_22.txt, random_23.txt, random_24.txt, random_25.txt, random_26.txt, random_27.txt, random_28.txt, random_29.txt, random_30.txt, random_31.txt, random_32.txt, sample_01.txt, sample_02.txt, sample_03.txt |
| ケース名 | 結果 | 実行時間 | メモリ |
|---|---|---|---|
| hand_01.txt | AC | 6 ms | 3484 KiB |
| hand_02.txt | AC | 2 ms | 3480 KiB |
| hand_03.txt | AC | 2 ms | 3624 KiB |
| hand_04.txt | AC | 2 ms | 3464 KiB |
| random_01.txt | AC | 74 ms | 8900 KiB |
| random_02.txt | AC | 52 ms | 4076 KiB |
| random_03.txt | AC | 88 ms | 6624 KiB |
| random_04.txt | AC | 21 ms | 3776 KiB |
| random_05.txt | AC | 172 ms | 29696 KiB |
| random_06.txt | AC | 77 ms | 12164 KiB |
| random_07.txt | AC | 157 ms | 20088 KiB |
| random_08.txt | AC | 131 ms | 11272 KiB |
| random_09.txt | AC | 169 ms | 23128 KiB |
| random_10.txt | AC | 57 ms | 4832 KiB |
| random_11.txt | AC | 166 ms | 21880 KiB |
| random_12.txt | AC | 149 ms | 15384 KiB |
| random_13.txt | AC | 171 ms | 27008 KiB |
| random_14.txt | AC | 128 ms | 11592 KiB |
| random_15.txt | AC | 161 ms | 24040 KiB |
| random_16.txt | AC | 131 ms | 13692 KiB |
| random_17.txt | AC | 166 ms | 27612 KiB |
| random_18.txt | AC | 56 ms | 7104 KiB |
| random_19.txt | AC | 171 ms | 22984 KiB |
| random_20.txt | AC | 64 ms | 4588 KiB |
| random_21.txt | AC | 39 ms | 4168 KiB |
| random_22.txt | AC | 145 ms | 24048 KiB |
| random_23.txt | AC | 18 ms | 4596 KiB |
| random_24.txt | AC | 2 ms | 3616 KiB |
| random_25.txt | AC | 108 ms | 7848 KiB |
| random_26.txt | AC | 51 ms | 4136 KiB |
| random_27.txt | AC | 92 ms | 8692 KiB |
| random_28.txt | AC | 21 ms | 3968 KiB |
| random_29.txt | AC | 116 ms | 12036 KiB |
| random_30.txt | AC | 37 ms | 4076 KiB |
| random_31.txt | AC | 19 ms | 3836 KiB |
| random_32.txt | AC | 2 ms | 3408 KiB |
| sample_01.txt | AC | 2 ms | 3616 KiB |
| sample_02.txt | AC | 2 ms | 3480 KiB |
| sample_03.txt | AC | 2 ms | 3484 KiB |