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