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 C# (judge verdict: Accepted)

using System;

namespace AIDU {
    class AIDU0019
    {
        public static void Main(){
            string s=Console.ReadLine();
            char[] chars = s.ToCharArray();
            for(int i=0;i<chars.Length;i++) {
                chars[i]=char.ToUpperInvariant(chars[i]);
            }
            Console.WriteLine(new string(chars));
        }
    }
}