/**************************************
This program reads in a first and a last
name, and prints them out in last, first
format in all capitals.
 **************************************/
#include <iostream>
#include <string>
using namespace std;

void printcap(string s);

int main()
{
  // Get first and last names
  string first, last;
  cin >> first >> last;
  
  // Print last, first in all capitals
  printcap(last);
  cout << ", ";
  printcap(first);
  cout << endl;
	  
  return 0;
}

/**************************************
 ** Prints string s in all capitals
 **************************************/
void printcap(string s)
{
  for(int i = 0; i < s.length(); i++)
    if ('a' <= s[i] && s[i] <= 'z')
      cout << char(s[i] - ('a' - 'A'));
    else
      cout << s[i];
}