Cod sursa(job #573476)

Utilizator DumitracheIulianDumitrache Iulian DumitracheIulian Data 6 aprilie 2011 12:19:02
Problema Ciurul lui Eratosthenes Scor 10
Compilator cpp Status done
Runda Arhiva educationala Marime 0.28 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <fstream>
using namespace std;
int main ()
{
	long n, rsp, d, aux;
	ifstream fi("ciur.in");
	ofstream fo("ciur.out");
	fi>>n; rsp=n;
	for(d=2;d<=n;d++)
		for(aux=d+d;aux<=n;aux*=d)
			rsp--;
		
	fo<<rsp;
	fi.close();
	fo.close();
	return 0;
}