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Shuva_Dev

Maximum length of palindrome substring

Nov 20th, 2022 (edited)
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C++ 0.54 KB | None | 0 0
  1. #include<bits/stdc++.h>
  2. using namespace std;
  3.  
  4. string s;
  5. // Time Complexity: O(n^3)
  6. int isPalindrome(int l, int r) {
  7.     for(int i=l, j=r; i<j; i++, j--) {
  8.         if(s[i] != s[j]) return 0;
  9.     }
  10.     return 1;
  11. }
  12.  
  13. int main() {
  14.     int max_len = 1;
  15.     cin >> s;
  16.  
  17.     for(int i=0; i<s.size(); i++) {
  18.         for(int j=i; j<s.size(); j++) {
  19.             if(isPalindrome(i, j)) {
  20.                 int len = j-i+1;
  21.                 if(len>max_len) max_len = len;
  22.             }
  23.         }
  24.     }
  25.     cout << max_len;
  26.     return 0;
  27. }
  28.  
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