题解 | #字符串字符匹配#

while True:
    try:
        s1 = input().lower()
        s2 = input().lower()
        if len(s1) > len(s2):
            s1,s2 = s2,s1
        if set(s1) & set(s2) == set(s1):
            print('true')
        else:
            print('false')
    except:
        break