代码:

table_list, repeat_list = set([input() for i in range(int(input()))]), set()
for i in range(int(input())):
    name = input(); ans = 'WRONG' if name not in table_list else 'OK' if name not in repeat_list else 'REPEAT'; print(ans)
    repeat_list.add(name) if ans == 'OK' else None

运行时间:

(测试点9) 最低323ms, 最高350ms.

(总用时) 最低1.30s, 最高1.40s.