Cod sursa(job #257153)
| Utilizator |  pislaru andrei andy41 |
Data | 12 februarie 2009 20:53:21 |
|---|---|---|---|
| Problema | Fractii | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.31 kb |
#include<fstream.h>
ifstream f("fractii.in");
ofstream g("fractii.out");
int i,j,k,cmmdc,x,y,n,r;
int cmmdc(int a,int b)
{r=a%b;
while(r!=0)
{a=b;b=r;r=a%b;}
return b;}
int main()
{f>>n;
k=n;
for(i=2;i<=n;i++)
for(j=1;j<=n;j++)
{x=i;
y=j;
z=cmmdc(int x,int y);
if(z==1)
k++;
}
g<<k;
return 0
}