www.pudn.com > c.rar > seconds.c

/* Illustrates the modulus operator. */ 
/* Inputs a number of seconds, and converts to hours, */ 
/* minutes, and seconds. */ 
 
#include  
 
/* Define constants */ 
 
#define SECS_PER_MIN 60 
#define SECS_PER_HOUR 3600 
 
unsigned seconds, minutes, hours, secs_left, mins_left; 
 
int main( void ) 
{ 
    /* Input the number of seconds */ 
 
    printf("Enter number of seconds (< 65000): "); 
    scanf("%d", &seconds); 
 
    hours = seconds / SECS_PER_HOUR; 
    minutes = seconds / SECS_PER_MIN; 
    mins_left = minutes % SECS_PER_MIN; 
    secs_left = seconds % SECS_PER_MIN; 
 
    printf("%u seconds is equal to ", seconds); 
    printf("%u h, %u m, and %u s\n", hours, mins_left, secs_left); 
 
    return 0; 
}