Question

in c++Many documents use a specific format for a person's name. Write a program whose input is: firstName middleName lastName, and whose output is: lastName, firstName middleInitial.

Ex: If the input is:

Pat Silly Doe

the output is:

Doe, Pat S.

If the input has the form firstName lastName, the output is lastName, firstName.

Ex: If the input is:

Julia Clark

the output is:

Clark, Julia

Answer 1

#include <iostream>
#include <string>
using namespace std;

int main()
{
   string first, second, third, total_name;
   char ch;        
   cin >> first >> second;  
   if (cin.peek()  != ' ') { 
       cin >> third; 
       total_name = third + ", " + first + " " + second.at(0) + ". ";
      cout << total_name << endl;  
   }
   else {
       total_name = second + ", " + first; 
       cout << total_name << endl; 
   }
   return 0;
}