e788. b3.畢業典禮(Ceremony) -- 2019年12月TOI練習賽 | From: [61.65.148.67] | 發表日期 : 2023-08-18 23:13

n = int(input())

ids = [ [[] for x in range(3)] for i in range(9)]
e = ['A','E','H','I','L','M','O','S','T']

for i in range(n):

    id,name = [x for x in input().split()]
    pos = e.index(id[8])
    col = int(id[0])/2 - 2
    ids[pos][int(col)].append(name)

for i in range(9):

    if len(ids[i]):
        for j in range(3):
            for k in range(len(ids[i][j])):
                print(e[i] + ':', ids[i][j][k])