Cod sursa(job #2380761)
Utilizator | Data | 15 martie 2019 14:48:36 | |
---|---|---|---|
Problema | Ciurul lui Eratosthenes | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.43 kb |
#include <bits/stdc++.h>
using namespace std;
bool frec[2000001];
int main()
{
int n,i,j,contor=0;
cin>>n;
for (i=2; i<=n; i++)
frec[i]=true;
for (i=2; i<=sqrt(n); i++)
if (frec[i]==true)
for (j=i*i; j<=n; j=j+i)
frec[j]=false;
for (i=1; i<=n; i++)
if (frec[i]==true)
cout<<i
<<" ";
// cout<<contor;
return 0;
}