World Series of Slots - Java Pt. 1

import java.util.*;
public class WSoS {
static Scanner in = new Scanner(System.in);
public static void main(String[] args){
playSlots();
}
public static void playSlots(){ //plays the entire game of slots
int numTokens = 0, bet = 0, moneyWon; // number of tokens, the amount of tokens use wants to bet, the amount of money that the player won from the slot roll
char play = 'n', again = 'n';
String letter = "";
System.out.print("The World Series of Slots Machine! \n\n");
do{
System.out.print("How many tokens are you buying? ");
numTokens = in.nextInt();
if(numTokens System.out.print("You must buy at least one Token to play in the World Series of Slots.\n\n");
}while(numTokens do{
in.nextLine();
do{
System.out.print("You have " + numTokens + " tokens. Would you like to play? (y/n): ");
letter = in.nextLine();
play = letter.charAt(0);
if(!(play == 'n' || play == 'y'))
System.out.print("Invalid Entry. Please try again. \n\n");
}while(!(play == 'n' || play == 'y'));
if(play == 'y'){
do{
System.out.print("How many tokens would you like to bet? ");
bet = in.nextInt();
if(bet > numTokens || bet System.out.print("Nice Try! You have " + numTokens + " tokens. You must bet something. \n");
}while(bet > numTokens || bet System.out.print("\nYou have bet " + bet + " tokens... Good Luck! \n\n");
moneyWon = spinSlots(bet);
if(moneyWon == 0)
numTokens -= bet;
else
numTokens += moneyWon;
}
if(numTokens == 0){
do{
System.out.print("You are out of tokens. Would you like to buy more? (y/n): ");
in.nextLine();
letter = in.nextLine();
again = letter.charAt(0);
if(!(again == 'n' || again == 'y'))
System.out.print("Invalid Entry. Please try again. \n\n");
}while(!(again == 'n' || again == 'y'));
}
}while(play == 'y');
System.out.print("Thanks for playing!");
}
public static int spinSlots(int bet){ //uses the randomizer to determine if the player won, then calulates how much money the slot produces
Random r = new Random();
int winnings = 0, slot[] = {0, 0, 0};
System.out.print("\tSPIN:");
for(int i = 0; i < 3; i++){
slot[i] = r.nextInt(9) + 1;
System.out.print(" [" + slot[i] + "]");
}
System.out.print("\n\n");
if(slot[1] == slot[2] && slot[1] == slot[3]){
if(slot[1] == 5){
winnings = bet;
System.out.print("You have won " + winnings + "tokens! Go You!\n\n");
}
else if(slot[1] == 2){
winnings = bet * 2;
System.out.print("You have won " + winnings + "tokens! Awsome!\n\n");
}
else if(slot[1] == 7){
winnings = bet * 3;
System.out.print("You have won " + winnings + "tokens! YOUR THE BEST SLOTTER EVER!\n\n");
}
else
System.out.print("Too bad.. you lost. Try again and you might win~\n\n");
}
else
System.out.print("Too bad.. you lost. Try again and you might win~\n\n");
return(winnings);
}
}