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1040 Longest Symmetric String

Statement

Metadata

  • 作者: CHEN, Yue
  • 单位: 浙江大学
  • 代码长度限制: 16 KB
  • 时间限制: 400 ms
  • 内存限制: 64 MB

Given a string, you are supposed to output the length of the longest symmetric sub-string. For example, given Is PAT&TAP symmetric?, the longest symmetric sub-string is s PAT&TAP s, hence you must output 11.

Input Specification

Each input file contains one test case which gives a non-empty string of length no more than 1000.

Output Specification

For each test case, simply print the maximum length in a line.

Sample Input 

Is PAT&TAP symmetric?

Sample Output 

11

Last update: May 4, 2022
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