Python includes exercises 82

Python 100 Li

Title: Octal to decimal

Program Analysis: None.

Source Code:

#!/usr/bin/python
# -*- coding: UTF-8 -*-

if __name__ == '__main__':
    n = 0
    p = raw_input('input a octal number:\n')
    for i in range(len(p)):
        n = n * 8 + ord(p[i]) - ord('0')
    print n

The above example output is:

input a octal number:
f
54

Python 100 Li