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#include <iostream>
#include <fstream>
using namespace std;
int a[101][101],pred[101][101],i,n,m,j,x,y,k,inf=16500,c; ;
ifstream f("royfloyd.in");
ofstream g("royfloyd.out");
int main()
{
f>>n;
for (i=0;i<n;i++)
for (j=0;j<n;j++)
f>>a[i][j];
for(k=0;k<n;k++)
for(i=0;i<n;i++)
for(j=0;j<n;j++)
if(i!=j&&i!=k&&j!=k)
if(a[i][k]+a[k][j]<a[i][j])
{
a[i][j]=a[i][k]+a[k][j];
pred[i][j]=pred[k][j];
}
for(i=0;i<n;i++)
{
for(j=0;j<n;j++)
if(a[i][j]!=16500)
g<<a[i][j]<<" ";
else
g<<0<<" ";
g<<endl;
}
return 0;
}