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B.cpp
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B.cpp
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#include<bits/stdc++.h>
using namespace std;
#define fastio ios::sync_with_stdio(0);cin.tie(0)
long long ara[1005][1005];
int main()
{
fastio;
long long t,n,i,j,p,ans[1005],k;
cin>>t;
while(t--)
{
p=0;
cin>>n;
for(i=0;i<n;i++)
{
ans[i]=0;
for(j=0;j<n;j++)
cin>>ara[i][j];
}
for(i=0;i<n;i++)
{
int cnt[40];
for(k=0;k<30;k++)
cnt[k]=0;
for(j=0;j<n;j++)
{
if(j==i)
continue;
for(k=0;k<30;k++)
{
if(ara[i][j]&(1<<k))
cnt[k]++;
}
}
for(k=0;k<30;k++)
{
if(cnt[k]==n-1 && cnt[k]>0)
ans[i]+=(1<<k);
}
//cout<<ans[i]<<"\n";
}
for(i=0;i<n;i++)
{
for(j=0;j<n;j++)
{
if(i==j)
continue;
if((ans[i]|ans[j])!=ara[i][j])
{
p=1;
break;
}
}
if(p==1)
break;
}
if(p==1)
cout<<"NO\n";
else
{
cout<<"YES\n";
for(i=0;i<n;i++)
cout<<ans[i]<<" ";
cout<<"\n";
}
}
return 0;
}