Alternate letters in uppercase-Skillrack

Alternate letters in uppercase

           
A str‌ing (only alphabets) is passed as input.
The printed output should contain alphabets in odd positions in each word in uppercase and alphabets in even positions in a word in lowercase.

Example input and output:

If the input is 'tREE GiVES us fruiTS', the output should be 'TrEe GiVeS Us FrUiTs

'If the input is 'FLoweR iS beauTIFUL', the output should be 'FlOwEr Is BeAuTiFuL'


CODE:


import java.util.*;
class Hello {

    public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
String str=sc.nextLine();
String[] inp=str.split("[ ]");
char[] ch=new char[str.length()];
int i,j;
for(i=0;i<inp.length;i++)
{
    ch=inp[i].toCharArray(); 
   for(j=0;j<ch.length;j++)
   {
       if(j%2==0)
        System.out.print(Character.toUpperCase(ch[j]));
        else if(j%2==1)
        System.out.print(Character.toLowerCase(ch[j]));
   }
   System.out.print(" ");
}

}

}