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#include <iostream>
#include <stdio.h>
using namespace std;
int a[110][110];
int n;
void citire()
{
freopen("royfloyd.in","r",stdin);
scanf("%d",&n);
for(int i=0; i<n; i++)
for(int j=0; j<n; j++)
scanf("%d ",&j[i[a]]);
}
void rf()
{
for(int k=0; k<n; k++)
for(int i=0; i<n; i++)
for(int j=0; j<n; j++)
if(a[i][k] && a[k][j] && i!=j)
if(a[i][k]+a[k][j]<a[i][j] || !a[i][j])
a[i][j]=a[i][k]+a[k][j];
}
void afisare()
{
freopen("royfloyd.out","w",stdout);
for(int i=0;i<n;i++)
{
for(int j=0;j<n;j++)
printf("%d ",j[i[a]]);
printf("\n");
}
}
int main()
{
citire();
rf();
afisare();
return 0;
}