题解 | #记票统计#

while True:
    try:
        n, names, c, v = int(input()), input().split(" "), input(), input().split(" ")
        names.append("Invalid")
        d = {name: 0 for name in names}
        for i in v:
            k = i if i in d else "Invalid"
            d[k] += 1
        for k, v in d.items():
            print(f"{k} : {v}")
    except:
        break