monster doesn't deal damage while dying anymore

src/de/miaurizius/jgame2d/entity/Player.java

@@ -111,6 +111,7 @@ public class Player extends Entity {
     public void interactMonster(int index) {
         if(index == 999) return;
         if(invincible) return;
+        if(panel.monster[index].dying || !panel.monster[index].alive) return;
         life -= 1;
         panel.playSE(6);
         invincible = true;