c++ 2 liner clean code
```\nclass Solution {\npublic:\n    vector sortArrayByParity(vector& nums) {\n    int j=0;\n        for(int i=0;i<nums.size();i++){\n        if(nums[i]%2==0){\n
```\nclass Solution {\npublic:\n    vector<int> sortArrayByParity(vector<int>& nums) {\n    int j=0;\n        for(int i=0;i<nums.size();i++){\n        if(nums[i]%2==0){\n            swap(nums[i],nums[j]);\n            j++;\n        }\n    }\n        return nums;\n    }\n};
['C']