Create Target Array in the Given Order LeetCode solution in C++

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class Solution {
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 public:
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  vector<int> createTargetArray(vector<int> &nums, vector<int> &index) {
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    vector<int> ans;
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    for (int i = 0; i < nums.size(); i++) {
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      ans.insert(ans.begin() + index[i], nums[i]);
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    }
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    return ans;
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  }
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};