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#include <fstream>
#define NMAX 102
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n, v[NMAX][NMAX], a[NMAX][NMAX];
int main()
{
int i, j, k;
fin >> n;
for(i = 1; i <= n; i++)
for(j = 1; j <= n; j++)
fin >> v[i][j];
for(k = 1; k <= n; k++)
for(i = 1; i <= n; i++)
for(j = 1; j <= n; j++)
if(v[i][k] + v[k][j] < v[i][j])
v[i][j] = v[i][k] + v[k][j];
for(i = 1; i <= n; i++)
{
for(j = 1; j <= n; j++)
fout << v[i][j] << ' ';
fout << '\n';
}
return 0;
}