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#include <bits/stdc++.h>
#define dim 450000
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int a[200][200];
int n;
void read()
{
fin>>n;
for (int i=1;i<=n;i++){
for (int j=1;j<=n;j++)
fin>>a[i][j];
}
}
void ry()
{
for (int k=1;k<=n;k++)
{
for (int i=1;i<=n;i++)
{
for (int j=1;j<=n;j++)
{
a[i][j]=min(a[i][j],a[i][k]+a[k][j]);
}
}
}
}
void out()
{
for (int i=1;i<=n;i++)
{
for (int j=1;j<=n;j++)
fout<<a[i][j]<<' ';
fout<<'\n';
}
}
int main()
{
read();
ry();
out();
}