#include <stdio.h>
#include <stdlib.h>

int main(int argc, char **argv) {
    int a, b;
    scanf("%d %d", &a, &b);

    while(r=a%b)
    {
        a=b;
        b=r;
    }
    if(b==1)
        printf("IGEN\n");
    else
        printf("NEM\n");

    return 0;
}