Monday_Maths_2022_10_03.py

#!/bin/python3
# https://www.reddit.com/r/london/comments/xup3yh/monday_maths_at_canada_water_tube_station/
def allUnique(x):
        seen = set()
        return not any(i in seen or seen.add(i) for i in str(x))

def allEqual(x):
        return len(set(str(x))) == 1

ABCDE = 9999
A = 1
EEEEE = 0
while ABCDE < 100000:
        ABCDE += 1
        if not allUnique(ABCDE):
                continue
        A = ABCDE//10000
        EEEEE = ABCDE * A
        if allEqual(EEEEE):
                print("ABCDE:{}\nA:{}\nEEEEE:{}".format(ABCDE,A,EEEEE))
                exit