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#include <fstream>
#define inf 100000000
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int v[101][101];
int main()
{
int n, i, k, j, x, y;
fin>>n;
for(i=1;i<=n;i++)
{
for(auto j=1;j<=n;j++)
{
fin>>v[i][j];
if(v[i][j]==0&&i!=j)
{
v[i][j]=inf;
}
}
}
for(k=1;k<=n;k++)
{
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
{
if(v[i][j]>v[i][k]+v[k][j])
{
v[i][j]=v[i][k]+v[k][j];
}
}
}
}
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++)
{
if(v[i][j]==inf)
{
fout<<0<<" ";
}
else
{
fout<<v[i][j]<<" ";
}
}
fout<<"\n";
}
return 0;
}