fix: score display

app/src/main/java/game/Player.java

@@ -16,11 +16,11 @@ public class Player implements Serializable {
 		this.score = 0;
 	}
 
-	public int getScore() {
+	public int getRemainingCells() {
 		return score;
 	}
 
-	void setScore(int score) {
+	void setRemainingCells(int score) {
 		this.score = score;
 	}