/*tinh tong thoi*/

#include<stdio.h>

#include<conio.h>

int main()

{

int h1,p1,s1,h2,p2,s2,h,p,s;

int tong;

printf("nhap vao chi so thoi gian thu nhat:");

scanf("%d%d%d",&h1,&p1,&s1);

printf("nhap vao chi so thoi gian thu hai:");

scanf("%d%d%d",&h2,&p2,&s2);

tong=(h1+h2)*3600+(p1+p2)*60+s1+s2;/*tinh tong so giay*/

h=tong/3600;/*tinh so gio tong cong*/

tong=tong-h*3600;/*so giay con lai*/

p=tong/60;/*=> so phut*/

tong=tong-p*60;/*con lai la so giay*/

s=tong;

printf("tong chi so hai thoi gian la:%dh %dp %ds",h,p,s);

getch();

return 0;

}