题解 | #最长回文子串#
最长回文子串
https://www.nowcoder.com/practice/12e081cd10ee4794a2bd70c7d68f5507
a = input()
time = 1
for i in range(len(a)-1):
num = 1
for j in range(i + 1, len(a)):
m = a[i:j+1]
n = m[::-1]
if m == n:
num = len(m)
if num > time:
time = num
print(time)
查看9道真题和解析