C++ || super easy 4 lines;
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```\nclass Solution {\npublic:\n    int minDeletion(vector<int>& nums) \n    {\n        int count=0;\n        for(int i=0;i<nums.size()-1;i++)\n        {\n            if(nums[i]==nums[i+1]&&(i-count)%2==0)\n            count++;\n        }    \n        int ans=(nums.size()-count)%2;\n        //ans%=2;\n        return ans+count;\n    }\n};\n```
['C++']