using namespace std;
#include <iostream>
#include <cstring>
 
int main()
{
  string str;
  cout << "Please input a string: " ;
  getline(cin,str);
  cout << "Capitalizing..."<< endl;
 
  if(str[0] < 'A' || str[0] > 'Z')
  {
    str[0]=toupper(str[0]);//toupper可直接小寫轉大寫
  }
 
 
  for(int i=1; str[i]!= '\0';i++)
  {
    if(str[i] == ' ')
    {
      i++;
      if(str[i] < 'A' || str[i] > 'Z')
        str[i]=toupper(str[i]);
    }
 
  }
  cout << "Output: " << str << endl;
 
}