python寫一個循環1+到10打印計算步驟的腳本——純粹無聊玩的

[root@13cml10 ~]# cat a.py 

#_*_coding:utf-8_*_

for i in range(0,12):

for a in range(0,i):

print "+",

print a,

print "=",

print sum(range(1,i))

print "\n"

[root@13cml10 ~]# python a.py 

= 0

+ 0 = 0

+ 0 + 1 = 1

+ 0 + 1 + 2 = 3

+ 0 + 1 + 2 + 3 = 6

+ 0 + 1 + 2 + 3 + 4 = 10

+ 0 + 1 + 2 + 3 + 4 + 5 = 15

+ 0 + 1 + 2 + 3 + 4 + 5 + 6 = 21

+ 0 + 1 + 2 + 3 + 4 + 5 + 6 + 7 = 28

+ 0 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 = 36

+ 0 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 = 45

+ 0 + 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 + 9 + 10 = 55