Cod sursa(job #733477)
Utilizator | Data | 12 aprilie 2012 12:14:05 | |
---|---|---|---|
Problema | Algoritmul lui Euclid | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.3 kb |
#include<stdio.h>
int
int main ()
{
freopen("ciur.in","r",stdin);
freopen("ciur.out","w",stdout);
scanf("%d",&x);
for(i=1;i<=x;i++)
{
if(v[i]==0)
{
for(j=2;j<=x/i;j++)
{
v[j*i]=1;
}
}
}
for(i=1;i<=x;i++)
{
if(!v[i])
nr++;
}
printf("%d",nr);
return 0;
}