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;
class _0020
{
    public static void Main()
    {
        string str = Console.ReadLine();
        str = ToLarge(str);
        Console.WriteLine(str);
    }
    public static string ToLarge(string str)
    {
        char[] c = str.ToCharArray();
        for (int i = 0; i < c.Length; i++) if (c[i] >= 'a' && c[i] <= 'z') c[i] -= (char)0x20;
        return new string(c);
    }
}