Do-While) NIM

import java.util.Scanner;
public class Main {

    public static void main(String[] args) {
        Scanner keyboard = new Scanner(System.in);

        System.out.print("Player 1, enter your name: ");
        String player1Name = keyboard.next();

        System.out.print("Player 2, enter your name: ");
        String player2Name = keyboard.next();

        int pileA = 3;
        int pileB = 3;
        int pileC = 3;
        String Player = player1Name;
        int pileReduce = 0;

        do {
            // displays the amount in each pile
            System.out.println("\nA: " + pileA + "\tB: " + pileB + "\tC: " + pileC);
            System.out.print(Player + ", choose a pile: ");
            String pileChoose = keyboard.next();

            while (!pileChoose.equals("A") && !pileChoose.equals("B")&& !pileChoose.equals("C")) { // Not choosing given piles
                System.out.println("Please only select pile A , B or C. Try again");
                pileChoose = keyboard.next();
            }

            // choosing an empty pile
            while (pileChoose.equals("A") && (pileA == 0) || (pileChoose.equals("B")&& (pileB == 0)) || (pileChoose.equals("C")&& (pileC == 0))){
                System.out.println("Nice try " + Player + ". That pile is empty. Choose again: ");
                pileChoose = keyboard.next();
            }

            System.out.print("How many to remove from pile " + pileChoose + " : ");
            pileReduce = keyboard.nextInt();

            if (pileReduce < 0){ // negative counter choice
                System.out.print("You must choose at least 1 counter. Try again: ");
                pileReduce = keyboard.nextInt();
            } else if (pileChoose.equals("A")) {
                while ((pileA - pileReduce) < 0) { //neg counter number
                    System.out.println("Pile " + pileChoose + " doesn´t have that many. Try again: ");
                    pileReduce = keyboard.nextInt();
                }
                pileA = pileA - pileReduce;
            }else if (pileChoose.equals("B")){
                while ((pileB - pileReduce) < 0){  //neg counter number
                    System.out.println("Pile " + pileChoose + " doesn´t have that many. Try again: ");
                    pileReduce = keyboard.nextInt();
                }
                pileB = pileB - pileReduce;
            } else if (pileChoose.equals("C")){
                while ((pileC - pileReduce) < 0){ //neg counter number
                    System.out.println("Pile " + pileChoose + " doesn´t have that many. Try again: ");
                    pileReduce = keyboard.nextInt();
                }
                pileC = pileC - pileReduce;
            }

            //switch players
            if (Player == player1Name){
                Player = player2Name;
            } else {
                Player = player1Name;
            }

            } while (pileA >0 || pileB >0 || pileC > 0); //keep piles above zero

        //winning condition
        System.out.println("\n" +Player + ", there are no counters left, so you WIN!");
    }
}