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This is the solution for part 1 of the Stanford CS106A Hangman Game, the Console - Based Hangman Game
/*
* File: Hangman.java
* ------------------
* This program will eventually play the Hangman game from
* Assignment #4.
*/
import acm.graphics.*;
import acm.program.*;
import acm.util.*;
import java.awt.*;
public class Hangman extends ConsoleProgram {
private HangmanLexicon hangmanWords = new HangmanLexicon();
private RandomGenerator rgen = RandomGenerator.getInstance();
/** Tracks the number of guesses the player has */
private int guessCounter = 8;
public void run() {
setUpGame();
playGame();
}
/*Set up the game by displaying the welcome message,
*how many letters there are in the word,
*and how many guesses the user has
*/
private void setUpGame() {
println("Welcome to Hangman!");
println("The word now looks like this: " + hiddenWord);
println("You have " + guessCounter + " guesses left.");
}
//Generates a random word selected from the HangmanLexicon
private String pickWord() {
int randomWord = rgen.nextInt(0, (hangmanWords.getWordCount() - 1));
String pickedWord = hangmanWords.getWord(randomWord);
return pickedWord;
}
//Shows how many letters there are in the word as part of game setup
private String showNumberOfLetters() {
String result = "";
for(int i = 0; i< word.length(); i++) {
result = result + "-";
}
return result;
}
private void playGame() {
while(guessCounter > 0) {
String getChar = readLine("Your guess: ");
while (true) {
if(getChar.length() > 1) {
getChar = readLine("You can only guess one letter at a time. Try again: ");
}
if(getChar.length() == 1) break;
}
ch = getChar.charAt(0);
if(Character.isLowerCase(ch)) {
ch = Character.toUpperCase(ch);
}
letterCheck();
if (hiddenWord.equals(word)) {
println("You guessed the word: " + word);
println("You win");
break;
}
println("The word now looks like this: " + hiddenWord);
println("You have " + guessCounter + " guesses left.");
}
if (guessCounter == 0) {
println("You're completely hung.");
println("The word was:" + word);
println("You lose.");
}
}
//updates the hiddenWord if the character entered is correct
private void letterCheck() {
//checks to see if the guessed letter is in the word
if(word.indexOf(ch) == -1) {
println("There are no " + ch + "'s in the word");
guessCounter--;
}
if(word.indexOf(ch) != -1) {
println("The guess is correct.");
}
//goes through each of the letters in the word and checks if it matches the guessed letter,
//if it's a match, updates the hidden word to reveal the position of the guessed letter
for(int i = 0; i < word.length(); i++) {
if (ch == word.charAt(i)) {
if (i > 0) {
hiddenWord = hiddenWord.substring(0, i) + ch + hiddenWord.substring(i + 1);
}
if(i == 0) {
hiddenWord = ch + hiddenWord.substring(1);
}
}
}
}
//This is the secret word
private String word = pickWord();
//This is the word being guessed
private String hiddenWord = showNumberOfLetters();
//This is the latest character entered by the user
private char ch;
}
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