save project

snake.py

@@ -21,7 +21,6 @@ x,y = 240,120
 position = [(180,90)(180,120)(210,120)(x,y)]
 setheading = 'right'
 snake_head = right
-score = 0
 
 while True:
     for event in pygame.event.get():
@@ -56,9 +55,12 @@ if x == apple_x and y == apple_y:
     num2 = random.randint(1,16)
     apple_x = num1*30-30
     apple_y = num2*30-30
+    score += 10
 else:
     position.pop(0)
 
+if x<0 or x>630 or y<0 or y>0:
+    exit()
     x += 30
     position.appent((x,y))
     position.pop(0)