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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#379069 | #7738. Equivalent Rewriting | ucup-team3294# | WA | 1ms | 3632kb | C++23 | 1.1kb | 2024-04-06 16:05:27 | 2024-04-06 16:05:28 |
Judging History
answer
#include<bits/stdc++.h>
#define int long long
#define PII pair<int,int>
#define x first
#define y second
using namespace std;
const int N=5e3+5;
const int M=1e4+5;
void solve() {
int n,m;
cin>>n>>m;
vector<int> G[n+1],in(n+1),vis(m+1);
for(int i=1;i<=n;i++){
int k;
cin>>k;
while(k--){
int x;
cin>>x;
if(vis[x]&&vis[x]!=i){
G[vis[x]].push_back(i);
in[i]++;
}
vis[x]=i;
}
}
vector<int> ans;
priority_queue<int> q;
for(int i=n;i>=1;i--){
if(!in[i]){
q.push(i);
}
}
while(q.size()){
int u=q.top();
ans.push_back(u);
q.pop();
for(auto v:G[u]){
in[v]--;
if(in[v]==0){
q.push(v);
}
}
}
bool yt=0;
int t=1;
for(auto x:ans){
if(x!=t){
yt=1;
break;
}
t++;
}
if(!yt){
cout<<"No\n";
}else{
cout<<"Yes\n";
for(int i=0;i<ans.size();i++){
if(i) cout<<" "<<ans[i];
else cout<<ans[i];
}
cout<<"\n";
}
}
signed main() {
int T=1;
ios::sync_with_stdio(false);
cin.tie(0),cout.tie(0);
cin>>T;
while(T--) {
solve();
}
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 3588kb
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 No No
result:
ok OK. (3 test cases)
Test #2:
score: -100
Wrong Answer
time: 1ms
memory: 3632kb
input:
1 10 5 2 2 4 4 1 3 4 2 1 2 3 2 1 4 4 5 2 4 3 3 2 5 4 3 5 4 2 3 1 3 2 5 1 4 2 3 5 1 4
output:
No
result:
wrong answer jury found an answer but participant did not (test case 1)