Shulou(Shulou.com)06/02 Report--

This article mainly introduces "how to use Python full-stack for loop". In daily operation, I believe many people have doubts about how to use Python full-stack for loop. Xiaobian consulted all kinds of materials and sorted out simple and easy-to-use operation methods. I hope it will be helpful to answer the doubt of "how to use Python full-stack for loop". Next, please follow the editor to study!

1. Two-way cycle exercise # 1. Complete ten rows and ten rows of small stars j = 0 while j in two loops

< 10: # 打印星星 i = 0 while i < 10: print("*",end="") i+=1 # 打印换行 print() j += 1# 2.用两个循环完成十行十列隔列换色的小星星"""☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★☆★"""i = 0while i < 10: # 打印一行黑白相间的星星 j = 0 while j < 10: if j % 2 == 0: print("☆",end="") else: print("★",end="") j +=1 # 打印换行 print() i+=1# 3.用两个循环完成十行十列隔行换色的小星星"""★★★★★★★★★★☆☆☆☆☆☆☆☆☆☆★★★★★★★★★★☆☆☆☆☆☆☆☆☆☆★★★★★★★★★★☆☆☆☆☆☆☆☆☆☆★★★★★★★★★★☆☆☆☆☆☆☆☆☆☆★★★★★★★★★★☆☆☆☆☆☆☆☆☆☆""""""外层的循环i动的慢内层的循环j动的快外层的i动一次, 内层的循环动10次"""i = 0while i < 10 : j = 0 while j < 10: if i % 2 == 0: print("☆",end="") else: print("★",end="") j +=1 print() i +=1# 4.99乘法表# 方向一i = 1while i = 1 : kongge = 9 - i # 打印空格 while kongge >

0: print ("", end= ") kongge-= 1 # print expression j = 1 while j 0: print (", end=") kongge-= 1 # print star xingxing = 2 * I-1 j = 1 while j

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