Cod sursa(job #2200588)
Utilizator | Data | 1 mai 2018 22:18:38 | |
---|---|---|---|
Problema | Fractii | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.33 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("fractii.in");
ofstream g("fractii.out");
int n,nr,ok,k,j,i;
int main()
{ f>>n;
nr=n*n;
for(i=2;i<=n;i++)
for(j=2;j<=n;j++)
{ ok=0;
for(k=2;k<=i;k++)
if(i%k==0&&j%k==0)ok=1;
nr=nr-ok;
}
g<<nr;
}