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#include <fstream>
#define INF 100000
using namespace std;
ifstream cin("royfloyd.in");
ofstream cout("royfloyd.out");
int nr, distanta[105][105], t[105][105];
int main()
{
cin >> nr;
for(int i=1; i <= nr; i++)
{
for(int j=1; j <= nr; j++)
{
cin >> distanta[i][j];
t[i][j] = i;
if(distanta[i][j] == 0)
{
distanta[i][j] = INF;
}
if(i == j)
distanta[i][j] = 0;
}
}
for(int k=1; k <= nr; k++)
{
for(int i=1; i <= nr; i++)
{
for(int j=1; j <= nr; j++)
{
if(distanta[i][j] > distanta[i][k]+distanta[k][j])
{
distanta[i][j] = distanta[i][k]+distanta[k][j];
t[i][j] = t[k][j];
}
}
}
}
for(int i=1; i <= nr; i++)
{
for(int j=1; j <= nr; j++)
{
cout << distanta[i][j] << ' ';
}
cout << '\n';
}
}