while True: try: n = int(input()) for i in range(n): s = str(input()) c = {} # 用dict储存每个字母对应的出现次数 for i in s: #直接用count函数来输出字母出现的字数 c[i] = s.count(i) out = sorted(list(c.values()), reverse=True) m = 26 beauty = 0 for i in out: beauty += m * i m -= 1 print(beauty) except: break