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#include <bits/stdc++.h>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int a[105][105], n, c[105][105];
int main()
{
int i, j, k;
fin >> n;
for(i = 1; i <= n; i++)
for(j = 1; j <= n; j++)
if(i != j)
c[i][j] = 1e9;
for(i = 1; i <= n; i++)
for(j = 1; j <= n; j++)
fin >> a[i][j];
for(k = 1 ; k <= n ; k++)
for(i = 1 ; i <= n ; i++)
for(j = 1 ; j <= n ; j++)
if(c[i][j] > a[i][k] + a[k][j])
c[i][j] = a[i][k] + a[k][j];
for(i = 1; i <= n; i++)
{
for(j = 1; j <= n; j++)
fout << c[i][j] << " ";
fout << "\n";
}
return 0;
}