LeetCode Solutions | 1328. Break a Palindrome

LeetCode Solutions | 1328. Break a Palindrome | LeetCode C++ Solution

LeetCode Question: 1328. Break a Palindrome (Level : Medium)

Note:- Scroll horizontally to see the full line of code.

class Solution
{
public:
    string breakPalindrome(string palindrome)
    {
        int n = palindrome.length();
        if (n == 1)
        {
            return "";
        }
        if (n & 1)
        {
            int start = 0, end = n - 1;
            while (start != end)
            {
                if (palindrome[start] == 'a' && palindrome[end] == 'a')
                {
                    start++;
                    end--;
                }
                else
                {
                    break;
                }
            }
            if (start == end)
            {
                palindrome[n - 1] = 'b';
                return palindrome;
            }
        }
        for (int i = 0; i < n; i++)
        {
            if (palindrome[i] != 'a')
            {
                palindrome[i] = 'a';
                return palindrome;
            }
            if (i == n - 1)
            {
                if (palindrome[i] != 'a')
                {
                    palindrome[i] = 'a';
                }
                else
                {
                    palindrome[i] = 'b';
                }
                return palindrome;
            }
        }
        return palindrome;
    }
};

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