Palindromes
时间: 1ms 内存:64M
描述:
A regular palindrome is a string of numbers or letters that is the same forward as backward. For example, the string "ABCDEDCBA" is a palindrome because it is the same when the string is read from left to right as when the string is read from right to left.
Now give you a string S, you should count how many palindromes in any consecutive substring of S.
输入:
There are several test cases in the input. Each case contains a non-empty string which has no more than 5000 characters.
Proceed to the end of file.
输出:
A single line with the number of palindrome substrings for each case.
示例输入:
aba
aa
示例输出:
4
3
提示:
参考答案:
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