Cod sursa(job #155695)

Utilizator krateCiurdariu Dan krate Data 12 martie 2008 08:52:05
Problema Fractii Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.33 kb
Raporteaza aceasta sursa 
#include<fstream.h>
ifstream f("fractii.in");
ofstream g("fractii.out");
int cmmdc(int a,int b)
 {
  int r;
  r=a%b;
  while(r)
   {
    a=b;
    b=r;
    r=a%b;
   }
  return b;
 }
int main()
 {int k=0,i,n,j;
  f>>n;
  i=j=n;
  for(i=1,j=1;i<=n,j<=n;i++,j++)
   if(cmmdc(i,j)==1) k++;

  g<<k;
  return 0;
 }