董宸佑

1. #include<cstdlib>
   
2. #include<iostream>
   
3. #include<string>
   
4. using namespace std;
   
5. int main()
   
6. {
   
7.     char str[0];
   
8.     cout<<"請輸入一字串: ";
   
9.     cin.getline(str,100);
   
10.     cout<<"轉成大寫:"<<strupr(str)<<endl;
    
11.     cout<<"轉成小寫:"<<strlwr(str)<<endl;
    
12.     system("pause");
    
13.     return 0;   
    
14. }

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