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#include <bits/stdc++.h>
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int n,i,j,k,a[110][110],d[110][110][110];
int main()
{
f>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
{
f>>a[i][j];
if(a[i][j]==0)a[i][j]=INT_MAX/2;
d[i][j][0]=a[i][j];
}
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
d[i][j][k]=min(d[i][j][k-1],d[i][k][k-1]+d[k][j][k-1]);
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
if(i!=j)g<<d[i][j][n]<<" ";
else g<<0<<" ";
g<<'\n';
}
return 0;
}