题解 | #名字的漂亮度#

from collections import Counter
while True:
    try:
        s = list(input().lower())
        res, sum_ = 26, 0
        cnt = list(Counter(s).most_common())

        for ch, num in cnt:
            if ord('a') <= ord(ch) <= ord('z'):
                sum_ += num * res
                res -= 1
        if not sum_:
            continue
        else:
            print(sum_)
    except:
        break