save project

snake.py

@@ -53,9 +53,9 @@ while True:
     if x==apple_x and y==apple_y:
         num1=random.randint(1,22)
         num2=random.randint(1,16)
-        apple_x=30*num1-30
-        apple_y=30*num2-30
-        score+=10
+        apple_x=num1*30-30
+        apple_y=num2*30-30
+        score=score+10
     else:
         position.pop(0)
     if x<0 or x>630 or y<0 or y>450:
@@ -77,4 +77,4 @@ while True:
     screen.blit(text,(540,10))
     # 刷新画面
     pygame.display.update()
-    FPSCLOCK.tick(3)
\ No newline at end of file
+    FPSCLOCK.tick(15)
\ No newline at end of file