Cod sursa(job #3144802)
Utilizator | Data | 10 august 2023 18:43:37 | |
---|---|---|---|
Problema | Ciurul lui Eratosthenes | Scor | 0 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva educationala | Marime | 0.33 kb |
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
ll n,rs;
int main(){
cin >> n;
ifstream cin("ciur.in");
ofstream cout("ciur.out");
for(int i=2; i<=n; i++){
if((i%3 != 0 || i==3) && (i%2!=0 || i==2) && (i%5!=0 || i==5) && (i%7!=0 || i==7)){
rs++;
}
}
cout << rs;
}