题解 | #字符串字符匹配#

    try:
        n_str= input()
        temp = input()
        count =0
        for ele in n_str:
            if ele in temp:
                count +=1
            else:
                pass
    except:
        break
    else:
        if count == len(n_str):
            print("true")
        else:
            print("false")