Pagini recente » Cod sursa (job #1532145) | Borderou de evaluare (job #541523) | Diferente pentru problema/oposumi intre reviziile 3 si 4 | Borderou de evaluare (job #1491772) | Cod sursa (job #2637048)
#include <fstream>
#include <algorithm>
using namespace std;
/***************/
ifstream fin("fractii.in");
ofstream fout("fractii.out");
int numar;
/***************/
#include <iostream>
int main(int argc, char *argv[], char* env[])
{
fin >> numar;
int ans = 0;
numar = numar+1;
for(int i = 1; i < numar; i++)
{
for(int j = 1; j < numar; j++)
{
if (__gcd(i, j) == 1)
{
ans++;
}
}
}
fout << ans;
return 0;
}