作者：张亦铭         更新时间：2025-09-14 15:57          浏览：33次         点赞：1次          热度：20

for i in range(3): for a in range(3): print("*",end=" ") print() j = 0 while j < 3: i = 0 while i < 3: print("*",end = " ") i += 1 print() j += 1 for i in range(3): for a in range(i+1): print("*",end=" ") print() i = 0 while i < 3: a = 0 while a < i + 1: print("*",end=" ") a += 1 print() i += 1 for i in range(3): print(" " * (2-i),end="") for a in range(i+1): print("*",end=" ") print()