摘要：import turtle,time def drawGap(): turtle.penup() turtle.fd(5) def drawLine(draw): drawGap() turtle.pendown()if draw else turtle.penup() turtle.fd(40) 阅读全文

摘要：import math import time scale=10 print("执行开始") t=time.process_time() for i in range(scale+1): a,b='**'*i,'..'*(scale-i) c=(i/scale)*100 π=4*(4*math.at 阅读全文