#include<stdio.h> void main() { int hour[3],min[3],sec[3]; int sum1, sum2, sum, i=0; for(i=0; i<2; i++) { scanf("%d:%d:%d",&hour[i], &min[i], &sec[i]); } sum1 = hour[0]*3600+min[0]*60+sec[0]; sum2 = hour[1]*3600+min[1]*60+sec[1]; if(sum1>=sum2) sum = sum1 - sum2; else sum = sum2 - sum1; hour[2] = sum/3600; min[2] = sum%3600/60; sec[2] = sum%3600%60; printf("%d:%02d:%02d",hour[2], min[2], sec[2]); } |
Double click to view unformatted code.