?? min_sec.c
字號:
// min_sec.c -- converts seconds to minutes and seconds
#include <stdio.h>
#define SEC_PER_MIN 60 // seconds in a minute
int main(void)
{
int sec, min, left;
printf("Convert seconds to minutes and seconds!\n");
printf("Enter the number of seconds (<=0 to quit):\n");
scanf("%d", &sec); // read number of seconds
while (sec > 0)
{
min = sec / SEC_PER_MIN; // truncated number of minutes
left = sec % SEC_PER_MIN; // number of seconds left over
printf("%d seconds is %d minutes, %d seconds.\n", sec,
min, left);
printf("Enter next value (<=0 to quit):\n");
scanf("%d", &sec);
}
printf("Done!\n");
return 0;
}
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