def main():
    inpString = open(f'{realpath(__file__)[:(- 2)]}txt').read()
    inpString += ('0' * (3 - (len(inpString) % 3)))
    inp = list(inpString)
    for i in range(len(inp)):
        if (inp[i] not in '0123456789abcdef'):
            inp[i] = '0'
    inp = ''.join(inp)
    v = (len(inp) // 3)
    for i in range(0, len(inp), v):
        print(inp[i:(i + 2)], end='')
def main():
    inpString = open(f'{realpath(__file__)[:(- 2)]}txt').read()
    inpString += ('0' * (3 - (len(inpString) % 3)))
    inp = list(inpString)
    for i in range(len(inp)):
        if (inp[i] not in '0123456789abcdef'):
            inp[i] = '0'
    inp = .join(inp)
    v = (len(inp) // 3)
    for i in range(0, len(inp), v):
        print(inp[i:(i + 2)], end=)