http://jump.5ch.net/?https://www.rco.recruit.co.jp/career/engineer/entry/

recruit.py

alp = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"

p = list(map(int, input().split()))

#人数
person = len(p)
#カード枚数
card = person + 2 

numbers = {i for i in range(1, card+1)}
my_numbers = []
for i in p:
        tmp = p[:]
        tmp.remove(i)
        others = set(tmp)
        my_numbers.append(numbers - others)

bool = False 
ans = []
for i in range(person):
        if bool:
                tmp = p[:]
                tmp.remove(p[i])
                if max(tmp) == card - 1:
                        if card in my_numbers[i]:
                                my_numbers[i].remove(card)
                elif min(tmp) == 2:
                        if 1 in my_numbers[i]:
                                my_numbers[i].remove(1)
        if max(my_numbers[i]) == 3 and len(my_numbers[i]) == 3:
                ans = [i, "MIN"]
                break
        elif min(my_numbers[i]) == card - 2 and len(my_numbers[i]) == 3:
                ans = [i, "MAX"]
                break
        elif my_numbers[i] == {s for s in range(min(my_numbers[i]), max(my_numbers[i])+1)}:
                ans = [i, "MID"]
                break
        else:
                bool = True 

if ans:
        res = ""
        for i in range(person):
                res += alp[i] + " =>"
                if ans[0] == i:
                        res += ans[1] 
                        break
                else:
                        res += "?, "
        print(res)
else:
        print("全員がわからない")