save project

snake.py

@@ -50,8 +50,11 @@ while True:
         y+=30            
         y+=30            
     p.append((x,y))
     p.append((x,y))
     if x==apple_x and y==apple_y:
     if x==apple_x and y==apple_y:
-        apple_x=random.randint(0,630)
-        apple_y=random.randint(0,450)
+        num1=random.randint(1,22)
+        num2=random.randint(1,16)
+        apple_x=num1*30-30
+        apple_y=num2*30-30
+    else:
         p.pop(0)
         p.pop(0)
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去