Two time comparison

#include <time.h>
#include <Windows.h>
#include <iostream>
using namespace Std;
Float difftime (unsigned ty1, unsigned th1, unsigned ty2, unsigned th2)


{


struct TM TM1, TM2;


time_t tt1, TT2;


float DT;






Tm1.tm_year = ty1/10000-1900; Get the year 2008


Tm1.tm_mon = (ty1% 10000)/100; Get the Month 09


Tm1.tm_mday = (ty1% 10000)% 100; Get the day 11


Tm1.tm_hour = th1/10000; Get when 11


Tm1.tm_min = (th1% 10000)/100; Get the score 12


tm1.tm_sec = (th1% 10000)% 100; Get seconds 03






Tm2.tm_year = ty2/10000-1900; Get the year 2008


Tm2.tm_mon = (ty2% 10000)/100; Get the Month 09


Tm2.tm_mday = (ty2% 10000)% 100; Get the day 13


Tm2.tm_hour = th2/10000; Get when 11


Tm2.tm_min = (Th2% 10000)/100; Get the score 12


tm2.tm_sec = (th2% 10000)% 100; Get seconds 01






TT1 = Mktime (&AMP;TM1);


TT2 = Mktime (&AMP;TM2);


DT = (float) (Difftime (TT2, TT1)); Get the difference in minutes/60


return DT;


}


int main (void)
{


/* Function Description: Difftime.


Input: Ty1 20080911 in the previous time


Th1 111203 seconds before a moment


Ty2 20080913 in the first moment of the month


Th2 111201 seconds before a moment


Output: Number of minutes minutes interval


*/
cout << difftime (20080913, 111403, 20080913, 111301);


return 0;
}