Update 图形用户界面和游戏开发.md

2019-01-29 09:58:48 +08:00 · 2019-01-29 09:58:48 +08:00 · 199eb00768
parent 62d43afa4e
commit 199eb00768
1 changed files with 1 additions and 1 deletions
--- a/Day01-15/Day10/图形用户界面和游戏开发.md
+++ b/Day01-15/Day10/图形用户界面和游戏开发.md
@ -264,7 +264,7 @@ class Ball(object):
            if distance < self.radius + other.radius \
                    and self.radius > other.radius:
                other.alive = False
-               a self.radius = self.radius + int(other.radius * 0.146)
+                self.radius = self.radius + int(other.radius * 0.146)

    def draw(self, screen):
        """在窗口上绘制球"""