#include <bits/stdc++.h>
using namespace std;
int main()
{
int a ,b;
cin >> a >> b;
if(a > b) printf("O JOGO DUROU %d HORA(S)\n", b - a + 24;//如果a比b大那么就是过了一天
else if(a < b) printf("O JOGO DUROU %d HORA(S)\n", b - a);//如果a < b,那么只是同一天
else printf("O JOGO DUROU 24 HORA(S)");
return 0;
}