import java.util.Random;
+import com.codingame.gameengine.core.MultiplayerGameManager;
+import com.google.inject.Inject;
+
class Model {
+ @Inject private MultiplayerGameManager<com.codingame.game.Player> gameManager;
Random random;
int roadLength;
int initialStones;
int trollPosition;
+ Player p0, p1;
+
+ class Player {
+ com.codingame.game.Player gp;
+ int index;
+
+ Player(int i) { index = i; }
+
+ private int castlePosition;
+ public int getCastlePosition() { return castlePosition; }
+ public void setCastlePosition(int pos) { castlePosition = pos; }
+
+ private int multiplier;
+ public int getMultiplier() { return multiplier; }
+ public void setMultiplier(int m) { multiplier = m; }
+
+ class FailedToThrowStonesAndShouldHave extends Exception {}
+ class ThrewMoreStonesThanHad extends Exception {}
+
+ private int stones;
+ public int getStones() { return stones; }
+ public void consumeStones(int n)
+ throws ThrewMoreStonesThanHad,
+ FailedToThrowStonesAndShouldHave
+ {
+ if (n > stones) {
+ throw new ThrewMoreStonesThanHad();
+ }
+ if (n == 0 && stones > 0) {
+ throw new FailedToThrowStonesAndShouldHave();
+ }
+ setStones(stones - n);
+ }
+ public int consumeMaxStones() {
+ int r = stones;
+ stones = 0;
+ return r;
+ }
+ public int consumeMinStones() {
+ if (stones < 1) {
+ throw new Error("Internal error: tried to consume min stones on an empty heap.");
+ }
+ stones--;
+ return 1;
+ }
+ public void setStones(int n) {
+ stones = n;
+ }
+ public int getOppStones() {
+ return p0.stones + p1.stones - stones;
+ }
+
+ public void adjustScore(int trollPosition) {
+ gp.setScore(Math.abs(castlePosition - trollPosition));
+ }
+
+ public int getTrollDistance() {
+ return Math.abs(castlePosition - trollPosition);
+ }
+ }
+
+ void init(long seed) {
+ random = new Random(seed);
+ switch (random.nextInt(4)) {
+ case 0:
+ roadLength = 6;
+ initialStones = 15;
+ break;
+ case 1:
+ roadLength = 6;
+ initialStones = 30;
+ break;
+ case 2:
+ roadLength = 14;
+ initialStones = 30;
+ break;
+ case 3:
+ roadLength = 14;
+ initialStones = 50;
+ break;
+ }
+
+ trollPosition = roadLength / 2;
+
+ p0 = new Player(0);
+ p0.gp = gameManager.getPlayer(0);
+ p0.setCastlePosition(0);
+ p0.setMultiplier(1);
+ p0.adjustScore(trollPosition);
+ p0.setStones(initialStones);
+
+ p1 = new Player(1);
+ p1.gp = gameManager.getPlayer(1);
+ p1.setCastlePosition(roadLength);
+ p1.setMultiplier(-1);
+ p1.adjustScore(trollPosition);
+ p1.setStones(initialStones);
+ }
+
+ private int winner;
+ boolean haveWinner() {
+ if (trollPosition == 0) {
+ winner = 1;
+ return true;
+ }
+ else if (trollPosition == roadLength) {
+ winner = 0;
+ return true;
+ }
+ else {
+ return false;
+ }
+ }
+ int getWinner() { return winner; }
+ int getLoser() { return 1 - winner; }
+
+ boolean exhausted() {
+ return p0.getStones() <= 0 && p1.getStones() <= 0;
+ }
}