编写一个程序,让用户输入3个数字:(f)rom,(t)o和(i)ncrement。以i为步长,从f计数到t,包括f和t。例如,如果输入的是f = 2,t = 26,i = 4,程序将输出2,6,10,14,18,22,26。
#!/usr/bin/env python #coding=utf-8 for i in range(2,30,4): print i, f=int(raw_input("please input From:")) t=int(raw_input("please input To:")) i=int(raw_input("plese input I:")) for num in range(f,t ,i): print num,
执行:
[root@test1 Flying]# python for.py 2 6 10 14 18 22 26 please input From:2 please input To:40 plese input I:4 2 6 10 14 18 22 26 30 34 38