Day 6: Let's Review HACKKERANK

 import java.io.*;

import java.util.*;

public class Solution {

    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int t=sc.nextInt();
        while(t -->0){
            String s=sc.next();
            for(int i=0;i<s.length();i+=2){
                System.out.print(s.charAt(i));
            }
            System.out.print(" ");
            for(int i=1;i<s.length();i+=2){
                System.out.print(s.charAt(i));
            }
            System.out.println();
        }
    }
}

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