Cod sursa(job #247965)
| Utilizator |  pislaru andrei andy41 |
Data | 24 ianuarie 2009 16:41:34 |
|---|---|---|---|
| Problema | Fractii | Scor | 10 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.26 kb |
#include<fstream.h>
ifstream f("fractii.in");
ofstream g("fractii.out");
int i,j,k,cmmdc,x,y,n,r;
int main()
{f>>n;
k=n;
for(i=2;i<=n;i++)
for(j=1;j<=n;j++)
{x=i;
y=j;
r=x%y;
while(r!=0)
{x=y;y=r;r=x%y;}
cmmdc=y;
if(cmmdc==1)
k++;
}
g<<k;
return 0;
}