题解 | #最长回文子串#
最长回文子串
https://www.nowcoder.com/practice/12e081cd10ee4794a2bd70c7d68f5507
'''
a='gsdgdaber'
print(len(a),a[4:7])
for i in range(len(a)):
for j in range(i+1,len(a)):
print(type(i),type(j))
string_cut=a[i:j]
print(string_cut)
'''
while 1:
try:
string=input()
palin_len=[]
for i in range(len(string)):
for j in range(i+1,len(string)):
string_cut=string[i:j+1]
for k in range(int(len(string_cut)/2)):
if string_cut[k]!=string_cut[-(k+1)]:
break
else:
palin_len.append(len(string_cut))
print(max(palin_len))
except:
break
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