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#include <iostream>
#include <fstream>
#define NMAX 105
#define Inf ((2<<30)-1)
using namespace std;
int M[NMAX][NMAX],N;
void read()
{
scanf("%d", &N);
for(int i=1; i<=N; i++)
for(int j=1; j<=N; j++)
{
scanf("%d", &M[i][j]);
if(M[i][j]==0 && i!=j)
M[i][j]=Inf;
}
}
int main()
{
freopen("royfloyd.in","rt",stdin);
freopen("royfloyd.out","wt",stdout);
read();
for(int k=1; k<=N; k++)
for(int i=1; i<=N; i++)
for(int j=1; j<=N; j++)
if(i!=j)
if(M[i][k]+M[k][j]<M[i][j])
M[i][j]=M[i][k]+M[k][j];
for(int i=1; i<=N; i++)
{
for(int j=1; j<=N; j++)
if(M[i][j]!=Inf)
cout<<M[i][j]<<' ';
else
cout<<"0 ";
cout<<'\n';
}
return 0;
}