#include<iostream>
int main()
{
    using namespace std;
    char ch;
    cout<<"输入课程代号:";cin>>ch;
    switch(ch)
    {
        case 'm':
        case 'M':
        case 'w':
        case 'W':cout<<"8学分"<<endl;break;
        default:cout<<"输入课程不正确"<<endl;
    };
}