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Ada Matrix
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53 lines (50 loc) · 1007 Bytes
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#include<bits/stdc++.h>
int a[65][65];
using namespace std;
void transpose(int p)
{ int temp;
for(int i=1;i<=p;i++)
{
for(int j=i;j<=p;j++)
{ temp=a[j][i];
a[j][i]=a[i][j];
a[i][j]=temp;
}
}
// for(int i=1;i<=p;i++)
// {
// for(int j=1;j<=p;j++)
// {
// cout<<a[i][j]<<" ";
// }
// cout<<endl;
// }
}
int main()
{
int t;
cin>>t;
while(t--)
{ int ct=0;
int n;cin>>n;
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
cin>>a[i][j];
}
for(int i=n;i>=1;i--)
{ int sum=0;
for(int j=n;j>=1;j--)
{
sum+=a[i][j];
}
// cout<<sum<<endl;
if(!(sum==pow(n,2)*(i-1)+(n*(n+1))/2))
{
transpose(i);
ct++;
}
}
cout<<ct<<endl;
}
}