Codeforces 281A WordCapitalization program in java

WordCapitalization.java

import java.util.Scanner;
public class WordCapitalization 
{
    public static void main(String args[])
    {
        Scanner ip = new Scanner(System.in);
        String x = ip.next();
        StringBuffer buf = new StringBuffer(x);
        System.out.println(buf.substring(0, 1).toUpperCase()+buf.substring(1));
    }
}