题解 | #重载小于号#

#include <iostream>
using namespace std;

class Time {

    public:
        int hours;      // 小时
        int minutes;    // 分钟

        Time() {
            hours = 0;
            minutes = 0;
        }

        Time(int h, int m) {
            this->hours = h;
            this->minutes = m;
        }

         bool operator <(Time t2)
         {
            if(hours<t2.hours)return true;
             else if(hours==t2.hours&&minutes<t2.minutes)return true;
            else { return false;}
         }
        

};

int main() {
    int h, m;
    cin >> h;
    cin >> m;

    Time t1(h, m);
    Time t2(6, 6);
	
    if (t1<t2) cout<<"yes"; else cout<<"no";
    return 0;
}