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#include <fstream>
using namespace std;
int n,c[105][105];
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int main(){
fin>>n;
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
fin>>c[i][j];
for(int k=1;k<=n;k++)
for(int i=1;i<=n;i++)
for(int j=1;j<=n;j++)
if(c[i][j]>c[i][k]+c[k][j] || c[i][j]==0)
c[i][j]>c[i][k]+c[k][j];
for(int i=1;i<=n;i++){
for(int j=1;j<=n;j++)
fout<<c[i][j]<<" ";
fout<<'\n';
}
return 0;
}