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#include <bits/algorithmfwd.h>
#include <fstream>
#define oo 2e9
using namespace std;
ifstream fin("a.in");
ofstream fout("a.out");
int n, m, x, y, D[105][105], a[105][105];
void Roy()
{
for(int i = 1; i <= n; i++)
for(int j = 1; j <= n; j++)
D[i][j] = oo;
for(int k = 1; k <= n; k++)
for(int i = 1; i <= n; i++)
for(int j = 1; j <= n; j++)
if(D[i][j] > a[i][k] + a[k][j])
D[i][j] = a[i][k] + a[k][j];
}
int main()
{
fin >> n;
for(int i = 1; i <= n;i ++)
for(int j = 1; j <= n; j++)
fin >> a[i][j];
Roy();
for(int i = 1; i <= n; i++)
{
for(int j = 1; j <= n; j++)
fout << D[i][j] << " ";
fout << '\n';
}
return 0;
}