Laguna of Cakel

#include <iostream>

using namespace std;

int main(void)
{
 int iHour_A, iMin_A, iSec_A, iAddSec, iHour_B, iMin_B, iSec_B;
 iHour_A = iMin_A = iSec_A = iAddSec = iHour_B = iMin_B = iSec_B = 0;

 cout << "현재 시간을 입력 : ";
 cin >> iHour_A >> iMin_A >> iSec_A;

 cout << "추가할 시간(초) : ";
 cin >> iAddSec;

 iHour_B = (iHour_A * 3600 + iMin_A * 60 + iSec_A + iAddSec) / 3600;
 iMin_B = (iHour_A * 3600 + iMin_A * 60 + iSec_A + iAddSec) % 3600 / 60;
 iSec_B = (iHour_A * 3600 + iMin_A * 60 + iSec_A + iAddSec) % 60;

 cout << iHour_A << "시 " << iMin_A << "분 " << iSec_A << "초 부터 "
  << iAddSec <<"초 후 시간 : "
  << iHour_B << "시 " << iMin_B << "분 " << iSec_B << "초" << endl;

 return 0;
}

#include <iostream>

using namespace std;

int main(void)
{
 int iHour, iMin, iSec;
 iHour = iMin = iSec = 0;
 cout << "현재 시간 입력(24시간제) : ";
 cin >> iHour >> iMin >> iSec;

 cout << "입력한 시간 : " << iHour << "시 " << iMin << "분 " << iSec << "초" << endl;
 cout << "오늘 흐른 시간 : " << iHour * 3600 + iMin * 60 + iSec << "초" << endl;
 cout << "오늘 남은 시간 : " << 24 * 3600 - (iHour * 3600 + iMin * 60 + iSec) << "초" << endl;

 return 0;
}

#include <stdio.h>

int main()
{
 int hour, min, sec;
 hour = min = sec = 0;

 printf("현재 시간을 입력하세요 (시 분 초) : ");
 scanf("%d %d %d", &hour, &min, &sec);

 printf("오늘은 %d초가 남았습니다.\n", 24*3600 - (hour*3600 + min*60 + sec));

 return 0;
}