problema 1574

#include <iostream>
using namespace std;
int main()
{
    int a,b,d=1,s1=0,s2=0;
    cin>>a>>b;
    while (d<=a/2){
        if (a%d==0)
            s1=s1+d;
        d++;
    }
    d=1;
    while (d<=b/2){
        if (b%d==0)
            s2=s2+d;
        d++;
    }
if (s1==b && s2==a)
    cout<<"PRIETENE";
else
    cout<<"NU SUNT PRIETENE";
return 0;
}