解法一 n,q=map(int,input().split()) books = [input() for i in range(n)] for _ in range(q): len,code = input().split() code = [int(i) for i in books if i[-int(len):]==code] print(min(code))if code!=[] else print(-1) code = [int(i) for i in books if i[-int(len):] == code]: > 这行代...