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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#269008 | #7738. Equivalent Rewriting | mendicillin2# | WA | 1ms | 5992kb | C++17 | 962b | 2023-11-29 10:21:08 | 2023-11-29 10:21:08 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
const int N=1e5+5;
int n,m;
vector<int> re[N];
int p[N];
int ans[N];
bool vis[N];
int main() {
ios_base::sync_with_stdio(false), cin.tie(nullptr);
int T;
cin>>T;
while(T--)
{
cin>>n>>m;
int c;
for(int i=1;i<=n;i++)
{
cin>>p[i];
for(int j=1;j<=p[i];j++)
{
cin>>c;
re[i].push_back(c);
}
}
for(int i=1;i<=n;i++) ans[i]=i;
int pos=0;
for(int i=1;i<n;i++)
{
bool flag=true;
for(auto k : re[i+1]) vis[k]=true;
for(auto k : re[i])
if(vis[k])
{
flag=false;
break;
}
for(auto k : re[i+1]) vis[k]=false;
if(flag)
{
pos=i;
break;
}
}
if(!pos) cout<<"No"<<"\n";
else
{
swap(ans[pos],ans[pos+1]);
cout<<"Yes"<<"\n";
for(int i=1;i<=n-1;i++) cout<<ans[i]<<" ";
cout<<ans[n]<<"\n";
}
// clear
for(int i=1;i<=n;i++) re[i].clear();
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 5988kb
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 1 3 2 No No
result:
ok OK. (3 test cases)
Test #2:
score: -100
Wrong Answer
time: 1ms
memory: 5992kb
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)