题解 | 公共子串计算

while True:
    try:
        s = input()
        t = input()
        if len(s) > len(t):
            s, t = t, s
        m = 0
        if s in t:
            m = len(s)
        else:
            for i in range(len(s)):
                for j in range(1, len(s)-i):
                    if s[i:i+j] in t and j > m:
                        m = j
        print(m)
    except:
        break