42_to_\x4\x2.py

42_to_\x4\x2.py

#!/usr/bin/python3

# DONE BY gemaroul & jecaudal

import sys

sys.stderr.write("becarefull to enter an odd hex\n")

arr = []

for i, v in enumerate(sys.argv[1]):
    if i % 2:
        arr.append(sys.argv[1][i - 1] + sys.argv[1][i])

arr.reverse()

res = '\\x'.join(arr)
res = '\\x' + res
print(res)