Java Loops 2

//Output Format
//
//For each query, print the corresponding series on a new line. Each series must be printed in order as a single line of  space-separated integers.
//
//Sample Input
//
//2
//0 2 10
//5 3 5
//Sample Output
//
//2 6 14 30 62 126 254 510 1022 2046
//8 14 26 50 98
//
//
//---------------SOLUTION---------------

import java.util.*;
import java.io.*;

class Solution{
    public static void main(String []argh){
        Scanner in = new Scanner(System.in);
        int t=in.nextInt();
        for(int i=0;i<t;i++){
            int a = in.nextInt();
            int b = in.nextInt();
            int n = in.nextInt();
            int c = a;
            for(int j=0;j<n;j++)
            {
                c+=(Math.pow(2,j)*b);
                System.out.print(c+" ");
            }
            System.out.println();
        }
        in.close();
    }
}