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#include<iostream>
#include<fstream>
using namespace std;
ifstream f("ctc.in");
ofstream g("ctc.out");
int a[102][102],n;
void citire()
{
int i,j;
f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;i++)
f>>a[i][j];
}
void afisare()
{
int i,j;
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
g<<a[i][j]<<" ";
g<<endl;
}
g<<endl;
}
void rw()
{
int i,j,k;
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if(i!=j&&j!=k&&i!=k&&a[i][j]==0)
{
a[i][j]=a[i][k]*a[k][j];
a[j][i]=a[i][j];
}
}
int main()
{
citire();
rw();
afisare();
}