Cod sursa(job #1284451)

Utilizator ionutzelStroe Ionut ionutzel Data 6 decembrie 2014 15:42:39
Problema Ciurul lui Eratosthenes Scor 0
Compilator cpp Status done
Runda Arhiva educationala Marime 0.29 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <cmath>

using namespace std;

int main()
{
    int n,i,j,v[100],nr=0;
    cin>>n;
    for(i=2;i<=n;i++)v[i]=1;
    {
    for(i=2;i<=n;i++)
    if(v[i])
    {
        nr++;
        for(j=1;j<=n/i;j++)v[i*j]=0;
    }
    }
    cout<<nr;
    return 0;
}