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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#679111#7738. Equivalent RewritingdyfhpuRE 0ms0kbC++171.2kb2024-10-26 16:54:522024-10-26 16:54:54

Judging History

你现在查看的是最新测评结果

  • [2024-10-26 16:54:54]
  • 评测
  • 测评结果:RE
  • 用时:0ms
  • 内存:0kb
  • [2024-10-26 16:54:52]
  • 提交

answer

#include <iostream>
#include <algorithm>
#include <queue>
#include <cstring>
#include <vector>
using namespace std;
void solve()
{
	int n,m;cin>>n>>m;
	int in[n+10];
	int st[n+10],st2[n+10];
	vector<int> v[n+10];
	int x[n+10];
	int ss[n+10][m+10];
	for(int i=1;i<=n+10;i++) in[i]=0,st[i]=0,st2[i]=0;
	for(int i=1;i<=n;i++) {
		cin>>x[i];
		for(int j=1;j<=x[i];j++) {
			cin>>ss[i][j];
			int y=ss[i][j];
			st[y]=i;
		}
	}
	for(int i=1;i<=n;i++) {
		for(int j=1;j<=x[i];j++) {
			int y=ss[i][j];
			//cout<<"st[y]="<<st[y]<<endl;
			if(i!=st[y]) {
				v[i].push_back(st[y]);
				in[st[y]]++;
			}
		}
	}
	queue<int> q;
	int cnt=0;
	for(int i=n;i>=1;i--) {
		if(in[i]==0) {
			q.push(i);cnt++;
		}
	}
	if(cnt<2) {
		cout<<"No"<<endl;
		return ;
	}
	queue<int> s;
	while(q.size()) {
		int t=q.front();
		s.push(t);q.pop();
		for(auto f:v[t]) {
			in[f]--;
			if(in[f]==0) {
				q.push(f);
			}
		}
	} 
	if(s.size()==n) {
		cout<<"Yes"<<endl;
		while(s.size()) {
			cout<<s.front()<<' ';
			s.pop();
		}
		cout<<endl;
	}
	else cout<<"No"<<endl;
	return ;
}
signed main(){
    ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
    int t = 1;
    cin >> t;
    while (t--) solve();
    return 0;
}

Details

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Test #1:

score: 0
Runtime Error

input:

3
3 6
3 3 1 5
2 5 3
2 2 6
2 3
3 1 3 2
2 3 1
1 3
2 2 1

output:

Yes
3 1 2 

result: