题解 | #记票统计#
记票统计
https://www.nowcoder.com/practice/3350d379a5d44054b219de7af6708894
n = int(input())
s = input().split()
m = int(input())
piao = input().split()
dic_piao = {'Invalid': 0}
for i in s:
dic_piao[i] = 0
for i in piao:
try:
dic_piao[i] += 1
except:
dic_piao['Invalid'] += 1
s.append('Invalid')
for i in s:
print('{} : {}'.format(i, dic_piao[i]))
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