Cod sursa(job #867322)
Utilizator | Data | 29 ianuarie 2013 15:56:26 | |
---|---|---|---|
Problema | Ciurul lui Eratosthenes | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva educationala | Marime | 0.3 kb |
#include<iostream>
#include<fstream>
using namespace std;
main(){
long n,i,m;
int s=0,nr=0,d;
ifstream f1("ciur.in");
f1>>n;
for(i=2;i<=n;i++){
for(m=1;m<i;m++){
d=i%m;
if(d==0)
s++;
}
if(s==2)
nr++;
s=0;}
nr++;
ofstream f2("ciur.out");
f2<<nr;
}