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#include <fstream>
#include <cstdio>
#define inf 2e9
using namespace std;
ofstream g("royfloyd.out");
long n,mat[101][101];
int main()
{
freopen("royfloyd.in","r",stdin);
scanf("%ld",&n);
for (int i=1;i<=n;i++)
for (int j=1;j<=n;j++)
{
scanf("%ld",&mat[i][j]);
}
for (int k=1;k<=n;k++)
for (int i=1;i<=n;i++)
for (int j=1;j<=n;j++)
{
if (mat[i][k] + mat[k][j] < mat[i][j])
mat[i][j] = mat[i][k] + mat[k][j];
}
for (int i=1;i<=n;i++)
{
for (int j=1;j<=n;j++)
g<<mat[i][j]<<' ';
g<<'\n';
}
return 0;
}