题解 | #记票统计#

people  = int(input())

names = input().split()

nums = int(input())

tickets = input().split()

result = [0 for i in range(people)]

Invalid = 0
for t in tickets:
    for i in range(people):
        if names[i] == t:
            result[i] += 1
    if t not in names:
        Invalid += 1
for i in range(people):
    print(names[i],":",result[i])

print("Invalid :",Invalid)