✅C++ | ✅Simplest one
\n//Please upvote if it helps :)\nclass Solution \n{\npublic:\n    int smallestEvenMultiple(int n) \n    {\n        if(n%2==0) return n;\n        return n*2;\n 
```\n//Please upvote if it helps :)\nclass Solution \n{\npublic:\n    int smallestEvenMultiple(int n) \n    {\n        if(n%2==0) return n;\n        return n*2;\n    }\n};\n```
['C', 'C++']