题解 | #记票统计#
记票统计
https://www.nowcoder.com/practice/3350d379a5d44054b219de7af6708894
n1 = int(input())
lst01 = input().split()
n2 = int(input())
lst02 = input().split()
for i in lst01:
print(i + ' : ' + str(lst02.count(i)))
c = 0
for j in lst02:
if j not in lst01:
c += 1
print('Invalid : '+ str(c))
