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#include <bits/stdc++.h>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
const int inf = 9999999;
int n, g[105][105];
void citire()
{
for(int i = 1; i <= n; i++)
for(int j = 1; j <= n; j++)
fin >> g[i][j];
}
void initiere()
{
for(int i = 1; i <= n; i++)
for(int j = 1; j <= n; j++)
g[i][j] = inf;
}
int main ()
{
fin >> n;
initiere();
citire();
for(int k = 1; k <= n; k++)
for(int i = 1; i <= n; i++)
for(int j = 1; j <= n; j++)
if(i != j && (g[i][k]+g[k][j] < g[i][j]) )
g[i][j] = g[i][k] + g[k][j];
for(int i = 1; i <= n; i++)
{
for(int j = 1; j <= n; j++)
if(g[i][j] == inf)
fout << 0 << ' ';
else
fout << g[i][j] << ' ';
fout << '\n';
}
return 0;
}