cpp
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 removeAlmostEqualCharacters(string word) {\n        int ans = 0;\n        for(int i = 1;i<word.length();i++){\n            \n            if(word[i]>=word[i-1] && word[i]-word[i-1]<=1)\n            {\n                ans++;\n                i++;\n            }\n            else if(word[i]<word[i-1] && word[i-1]-word[i]<=1){\n                ans++;\n                i++;\n            }\n        }\n        return ans;\n    }\n};\n```
['C++']