Solution.java

import java.util.*;
import java.io.*;
import java.lang.Math.*;

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[] cache = new int[n];
            cache[0] = (int)(a + Math.pow(2, 0) * b);
            System.out.print(cache[0] + " ");
            for (int j = 1; j < n; j++) {
                cache[j] = cache[j-1] + (int)(Math.pow(2, j) * b);
                System.out.print(cache[j] + " ");
            }
            System.out.print("\n");
        }
        in.close();
    }
}