c++ primer Plus 第六版（中文） 编程练习3.7.4

#include<iostream>#include<math.h>using namespace std;int main(){const int second_minute=60;const int minute_hour=60;const int hour_day=24;cout<<"Enter the number of seconds: ";long seconds;cin>>seconds;cin.get();int second=int(seconds%second_minute);long minutes=seconds/second_minute;int minute=int(minutes%minute_hour);long hours=minutes/minute_hour;int hour=hours%hour_day;int day=hours/hour_day;cout<<seconds<<" seconds = "<<day<<" days, "<<hour<<" hours, "<<minute<<" minute, "<<second<<" seconds";cin.get();return 0;}