这题明显是歧视pascal,对于pascal来说至少有橙题难度,还好刚学了C++
#include<bits/stdc++.h>//万头万岁
using namespace std;
long long a1,b1,c1,a2,b2,c2,p;
char ch;
int main()
{
cin>>a1>>ch>>b1>>ch>>c1;//真方便
cin>>a2>>ch>>b2>>ch>>c2;
cin>>p;
cout<<(a2-a1)*3600/*小时变成秒*/*p+(b2-b1)*60/*分变成秒*/*p+(c2-c1)*p;
return 0;
}