陳柏霖

1. #include<iostream>
   
2. #include<cstdlib>
   
3. #include<string>
   
4. using namespace std;
   
5. int main()
   
6. {
   
7.     int s;
   
8.     char x[11];
   
9.     cout<<"請輸入一段英文字:";
   
10.     cin.getline(x,11);
    
11.     cout<<endl<<endl;
    
12.     cout<<"大寫:"<<strupr(x)<<endl;
    
13.     cout<<endl<<endl;
    
14.     cout<<"小寫:"<<strlwr(x)<<endl;
    
15.     cout<<"字串的第"<<s<<"個字母為:"<<x[s-1]<<endl;
    
16.     system("pause");
    
17.     return 0;
    
18. }

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