《python语言程序设计》2018版第5章第20题(使用循环显示四种模式)
# 05.20 a
integer_num = 7
for i in range(1, integer_num + 1):
for j in range(1,i+1):
print(j,end=" ")
print()
#05.20.b
integer_num = 7
for i in range(integer_num, 0, -1):
for j in range(1, i + 1):
print(j, end=" ")
print()
# 05.20.c
integer_num = 8
mup_num = 2
for i in range(1, integer_num):
for k in range(integer_num - i, 0, -1):
print(k * "", end=" ")
for j in range(i, 0, -1):
print(j, end=" ")
print()
# 5.20.d 2024.4.2 done this !
integer_num = 7
for j in range(integer_num + 1, 1, -1):
print((abs(j-9))*" ", end="")
for k in range(1, j):
print(k, end=" ")
print()
原文地址：https://blog.csdn.net/m0_37228426/article/details/140438303
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