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#include <bits/stdc++.h>
#define oo 10000
using namespace std;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int n,c[101][100];
int main()
{
f>>n;
for(int i=1;i<=n;++i)
for(int j=1;j<=n;++j)
{
f>>c[i][j];
if(c[i][j] == 0) c[i][j] = oo;
}
f.close();
for(int k=1; k<=n; k++)
for(int i=1; i<=n; i++)
for(int j=1; j<=n; j++)
if(i!=j)
c[i][j]=min(c[i][j],c[i][k]+c[k][j]);
for(int i=1;i<=n;++i)
{
for(int j=1;j<=n;++j)
{
if(c[i][j] >= oo) c[i][j] = 0;
g<<c[i][j]<<" ";
}
g<<'\n';
}
g.close();
return 0;
}