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Program for print pattern

Program
Write a java program to generate the following pattern
String : computer
c
co
com
comp
compu
comput
compute
computer

class Pattern
{
            public static void main(String args[])
            {
                        String s=new String(args[0]);
                        for(int i=1;i<=s.length();i++)
                        {
                                    for(j=0;j<i;j++)
                                    {
                                                System.out.print(s.charAt(j));
                                    }
                                    System.out.println("");
                        }
            }
}

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