people = {}
with open('input1.txt') as f:
    for line in f:
        line = line.split(' ')
        client = line[0]
        product = line[1]
        num = int(line[2])
        if(client not in people):
            people[client] = {}
        if(product not in people[client]):
            people[client][product] = num
        else:
            people[client][product] += num


list_keys = list(people.keys())
list_keys.sort()
for i in list_keys:
    print(i + ":")
    list_ = list(people[i].keys())
    list_.sort()
    for j in list_:
        print(j, people[i][j])