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42 lines (40 loc) · 746 Bytes
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Copy path1382A.cpp
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42 lines (40 loc) · 746 Bytes
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#include <iostream>
using namespace std;
int main()
{
int t,T;
cin >> T;
for(t=0;t<T;t++)
{
int a[2000],b[2000],k=0,n,m;
cin >> n >> m;
for(int i=0;i<n;i++)
{
cin >> a[i];
}
for(int i=0;i<m;i++)
{
cin >> b[i];
}
for(int i=0;i<n;i++)
{
for(int j=0;j<m;j++)
{
if(a[i] == b[j])
{
k = a[i];
break;
}
}
}
if(k!=0)
{
cout << "YES" << endl;
cout << "1" << " " << k << endl;
}
else
{
cout << "NO" << endl;
}
}
}