Java Optimal Code (100% beats) #java #coding

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

public class Solution {

public static void main(String[] args) {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
    Scanner scn = new Scanner(System.in);
    int q = scn.nextInt(); // q represent number of series u want to print

    for(int i = 1; i <= q; i++) {
        int a, b, n;

        a = scn.nextInt(); //First element in the series
        b = scn.nextInt(); //Second element in the series
        n = scn.nextInt(); // number of elements in the series

        int series = a; // we initialize with a to avoid multiple addition
                        // of a in the main logic 

        // j represent the exponential of base case (b^e)
        for(int j = 0; j < n; j++){
            //main logic
            //(1<<j) is the fast way to get 2^j
            series += (1<<j) * b;
            System.out.print(series + " ");
        }
        System.out.println();
    }

}

}