Cod sursa(job #2330286)

Utilizator danhorea2010Horica danhorea2010 Data 28 ianuarie 2019 10:41:42
Problema Sum Scor 0
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.58 kb
#include <iostream>
#include <fstream>
using namespace std;
ifstream in("sum.in");
ofstream out("sum.out");

bool p ( int x , int y){
    int r = x%y;
    while(r){
        x = y;
        y = r;
        r = x%y;
    }
    return (y==1);
}

int main(){

    long long n,x,s=0;
    in >> n;

    for(int i = 1;i<=n;++i){
        s = 1;
        in >> x;
        for(int j = 2 ; j <= 2*x; ++j){
            if( p(x,j))
                {
                    cout<<"j : "<<j<<endl;
                    s += j;
                }
        }
        cout<<s<<endl;
    }
}