Problem:
Capitalize

Write a program which replace all the lower-case letters of a given text with the corresponding captital letters.

Input

A text including lower-case letters, periods, and space is given in a line. The number of characters in the text is less than or equal to 200.

Output

Print the converted text.

Sample Input

this is a pen.

Output for the Sample Input

THIS IS A PEN.

Solution in JAVA (judge verdict: Accepted)

import java.util.Scanner;
class Main{
  public static void main(String[] args){
    Scanner sc = new Scanner(System.in);
    String str = sc.nextLine();
    for (int i = 0; i < str.length(); i++) {
      char ch = str.charAt(i);
      if (Character.isLowerCase(ch)) {
        ch = Character.toUpperCase(ch);
      }
      System.out.print(ch);
    }
    System.out.println();
  }
}