save project

1.py

+q = float(input(":"))
+a = float(input(":"))
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+z = q*a
+w = (q+a)*2
+s = round(z,2)
+x = round(w,2)
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+print(s)
+print(x)
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p.py

+while True:
+    
+    a=input("多少分")
+    if a == "E":
+        break
+    if a >= "90":
+        print("A")
+    elif a < "90" and a >= "80":
+        print("B")
+    elif a >= "60" and a < "80":
+        print("C")
+    elif a < "60":
+        print("D")
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snake.py

@@ -13,21 +13,32 @@ background = pygame.image.load('bg.png')
 right = pygame.image.load('right.png')
 right = pygame.image.load('right.png')
 food = pygame.image.load('apple.png')
 food = pygame.image.load('apple.png')
 body = pygame.image.load('body.png')
 body = pygame.image.load('body.png')
+left = pygame.image.load('left.png')
+up = pygame.image.load('up.png')
+down = pygame.image.load('down.png')
 x,y = 240,120
 x,y = 240,120
+position = [(180,90),(180,120),(210,120),(x,y)]
+setheading = "right"
+snake_head = right
 while True:
 while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             # 接收到退出事件后退出程序
             # 接收到退出事件后退出程序
             exit()
             exit()
-    x=x+30
+        if event.type == locals
+    x += 30
+    position.append((x,y))
+    position.pop(0)
     # 将背景图画上去
     # 将背景图画上去
     screen.blit(background, (0, 0))
     screen.blit(background, (0, 0))
     # 将贪吃蛇画上去
     # 将贪吃蛇画上去
-    screen.blit(right, (x, y))
+    screen.blit(right, position[-1])
     # 将贪吃蛇的身体画上去
     # 将贪吃蛇的身体画上去
-    screen.blit(body, (210, 120))
-    screen.blit(body, (180, 120))
-    screen.blit(body, (180, 90))
+    for i in range(len(position)-1):
+        screen.blit(body,position[i])
+    # screen.blit(body, (210, 120))
+    # screen.blit(body, (180, 120))
+    # screen.blit(body, (180, 90))
     # 将果实画上去
     # 将果实画上去
     screen.blit(food, (360, 300))
     screen.blit(food, (360, 300))
     # 刷新画面
     # 刷新画面