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#include <iostream>
#include <fstream>
using namespace std;
int mat[104][104];
int main()
{
ifstream in("royfloyd.in");
ofstream out("royfloyd.out");
int i,j,k,x,y,N;
in>>N;
for(i=1;i<=N;i++)
for(j=1;j<=N;j++)
in>>mat[i][j];
for(k=1;k<=N;k++)
for(i=1;i<=N;i++)
for(j=1;j<=N;j++)
if(mat[i][j]>mat[i][k]+mat[k][j])
mat[i][j]=mat[i][k]+mat[k][j];
for(i=1;i<=N;i++)
{
for(j=1;j<=N;j++)
out<<mat[i][j]<<" ";
out<<endl;
}
return 0;
}