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#include <fstream>
#include <queue>
#include <vector>
#include <cstring>
#include <algorithm>
#include <numeric>
#define inf 500000
using namespace std;
ifstream cin("royfloyd.in");
ofstream cout("royfloyd.out");
int n, x, a[200][200];
int main()
{
cin>>n;
for(int i=1; i<=n; i++)
for(int j=1; j<=n; j++)
{
cin>>x;
a[i][j]=x;
if(i!=j && x==0)
a[i][j]=inf;
}
for(int k=1; k<=n; k++)
for(int i=1; i<=n; i++)
for(int j=1; j<=n; j++)
if(i!=j && a[i][j]>a[i][k]+a[k][j])
a[i][j]=a[i][k]+a[k][j];
for(int i=1; i<=n; i++,cout<<'\n')
for(int j=1; j<=n; j++)
if(a[i][j]!=inf)
cout<<a[i][j]<<' ';
else
cout<<0<<' ';
return 0;
}