1896.cpp

这是哈尔滨工业大学acmOJ的源代码

/*  This Code is Submitted by wywcgs for Problem 1896 on 2005-10-02 at 22:39:40 */ 
#include <stdio.h>

int main()
{
	int phour = 0, pmin = 0, psec = 0;
	int hour, min, sec, flag;
	double speed = 0, time, dis = 0;
	char ch;
	
	while(scanf("%d:%d:%d", &hour, &min, &sec) == 3) {
		ch = getchar();
		flag = 0;
		time = (hour - phour) + (double)(min - pmin) / 60 + (double)(sec - psec) / 3600;
		dis += time * speed;
		if(ch != '\n') {
			scanf("%lf", &speed);
			flag = 1;
		}
		if(flag == 0) {
			if(hour < 10) {
				putchar('0');
			}
			printf("%d:", hour);
			if(min < 10) {
				putchar('0');
			}
			printf("%d:", min);
			if(sec < 10) {
				putchar('0');
			}
			printf("%d %.2lf km\n", sec, dis);
		}
		phour = hour;
		pmin = min;
		psec = sec;
	}
	
	return 0;
}