# -*- coding: utf-8 -*-
#21-1 打印正方形和立方体
print("Number \tSquare \tCube")
for i in range (1,11):
print(i,'\t',i**2,'\t',i**3)
dec_number =12.3456
print("It is %.2f degrees today." % dec_number)
print("%f" % dec_number)
number = 12.3456
print("%.3f" % number)
my_string ="%.2f " % 12.3456
print(my_string)
print("The answer is ",my_string)
来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/220205/viewspace-2088971/
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