[C++] Simple 0ms 6 mb
\nclass Solution {\npublic:\n    string breakPalindrome(string palindrome) {\n        size_t sz = palindrome.size(); \n        if (sz == 1)\n            return 
```\nclass Solution {\npublic:\n    string breakPalindrome(string palindrome) {\n        size_t sz = palindrome.size(); \n        if (sz == 1)\n            return "";\n        for (size_t i = 0; i < sz/2; i++) {\n            if (palindrome[i] - \'a\' > 0) {\n                palindrome[i] = \'a\';\n                return palindrome;\n            }\n        }\n        palindrome[sz-1] = \'b\';\n        return palindrome;\n    }\n};\n```
['C']