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Cod sursa(job #670958)
#include<fstream>
using namespace std;
ifstream fin("royfloyd.in");
ofstream fout("royfloyd.out");
int n,a[101][101];
int rf(),citire();
int main()
{
citire();
rf();
for(int i=1;i<=n;i++)
{
for(int j=1;j<=n;j++)
fout<<j<<" ";
fout<<"\n";
}
return 0;
}
int rf()
{
int i,j,k;
for(k=1;k<=n;k++)
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
{
if(i!=k && j!=k && i!=j && a[i][k] && a[k][j])
{
int t=a[i][k] + a[k][j];
if(t<a[k][j] || a[k][j]==0)
a[k][j]=t;
}
}
return 0;
}
int citire()
{
int i,j;
fin>>n;
for(i=1;i<=n;i++)
for(j=1;j<=n;j++)
fin>>a[i][j];
return 0;
}