#!/usr/bin/python
def bin(x):
result = ''
x = int(x)
while x > 0:
mod = x % 2
x /= 2
result = str(mod) + result
return result
def dec_to_bin(x):
c,m = list(oct(x)), ['000','001','010','011','100','101','110','111']
return str(int(''.join([m[int(i)] for i in c])))
>>> dec_to_bin(12345)
'11000000111001'
>>> int('11000000111001',2)
12345
>>> bin = lambda n : (n > 0) and (bin(n/2) + str(n%2)) or ''
>>> bin(12345)
'11000000111001'
def bin(x):
result = ''
x = int(x)
while x > 0:
mod = x % 2
x /= 2
result = str(mod) + result
return result
def dec_to_bin(x):
c,m = list(oct(x)), ['000','001','010','011','100','101','110','111']
return str(int(''.join([m[int(i)] for i in c])))
>>> dec_to_bin(12345)
'11000000111001'
>>> int('11000000111001',2)
12345
>>> bin = lambda n : (n > 0) and (bin(n/2) + str(n%2)) or ''
>>> bin(12345)
'11000000111001'