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#include <iostream>
#include <fstream>
#define fin "royfloyd.in"
#define fou "royfloyd.out"
using namespace std;
short d[101][101],n;
int main()
{
int i,j,k;
ifstream t1(fin);
ofstream t2(fou);
t1>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++) t1>>d[i][j];
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
if(d[i][j]>d[i][k]+d[k][j] && i!=k && j!=k) d[i][j]=d[i][k]+d[k][j];
for(i=1;i<=n;i++)
{
for(j=1;j<=n;j++) t2<<d[i][j]<<' ';
t2<<'\n';
}
t1.close();
t2.close();
return 0;
}