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