Initial data commit

Task/Bulls-and-cows-Player/Java/bulls-and-cows-player-1.java

@@ -0,0 +1,80 @@
+public class BullsAndCowsPlayerGame {
+
+    private static int count;
+    private static Console io = System.console();
+
+    private final GameNumber secret;
+    private List<AutoGuessNumber> pool = new ArrayList<>();
+
+    public BullsAndCowsPlayerGame(GameNumber secret) {
+        this.secret = secret;
+        fillPool();
+    }
+
+    private void fillPool() {
+        for (int i = 123; i < 9877; i++) {
+            int[] arr = AutoGuessNumber.parseDigits(i, 4);
+
+            if (GameNumber.isGuess(arr)) {
+                pool.add(new AutoGuessNumber(i, 4));
+            }
+        }
+    }
+
+    public void play() {
+        io.printf("Bulls and Cows%n");
+        io.printf("==============%n");
+        io.printf("Secret number is %s%n", secret);
+
+        do {
+            AutoGuessNumber guess = guessNumber();
+            io.printf("Guess #%d is %s from %d%n", count, guess, pool.size());
+
+            GuessResult result = secret.match(guess);
+            if (result != null) {
+                printScore(io, result);
+
+                if (result.isWin()) {
+                    io.printf("The answer is %s%n", guess);
+                    break;
+                }
+
+                clearPool(guess, result);
+            } else {
+                io.printf("No more variants%n");
+                System.exit(0);
+            }
+        } while (true);
+    }
+
+    private AutoGuessNumber guessNumber() {
+        Random random = new Random();
+        if (pool.size() > 0) {
+            int number = random.nextInt(pool.size());
+            count++;
+            return pool.get(number);
+        }
+        return null;
+    }
+
+    private static void printScore(Console io, GuessResult result) {
+        io.printf("%1$d  %2$d%n", result.getBulls(), result.getCows());
+    }
+
+    private void clearPool(AutoGuessNumber guess, GuessResult guessResult) {
+        pool.remove(guess);
+
+        for (int i = 0; i < pool.size(); i++) {
+            AutoGuessNumber g = pool.get(i);
+            GuessResult gr = guess.match(g);
+
+            if (!guessResult.equals(gr)) {
+                pool.remove(g);
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        new BullsAndCowsPlayerGame(new GameNumber()).play();
+    }
+}