题解 | #记票统计#

while True:
    try:
        N1 = int(input())
        list1 = list(map(str, input().split()))
        N2 = int(input())
        list2 = list(map(str, input().split()))
        store = []
        tmp = []
        for i in range(len(list2)):
            for j in range(len(list1)):
                if list1[j] == list2[i]:
                    tmp.append(list2[i])
        for i in list1:
            print(i + " :", str(tmp.count(i)))
        countinv = 0
        for j in list2:
            if j not in list1:
                countinv += 1
        print("Invalid : " + str(countinv))
    except:
        break