UVa 11311 - Exclusively Edible

uva-11311.cpp

#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include <list>
#include <algorithm>
#include <string.h>
#include <string>
#include <math.h>

using namespace std;

int main(void) {
    
    while(true) {
        int c;
        int ret = scanf("%d", &c);
        if(ret == EOF) break;
  
        while(c--) {
            int m, n, r, c;
            scanf("%d %d %d %d", &m, &n, &r, &c);
            
            if (r ^ c ^ (m - r - 1) ^ (n - c - 1)) printf("Gretel\n");
            else printf("Hansel\n");
        }
    }
    
    return EXIT_SUCCESS;
}