Python Solution Using Set
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```\nfrom collections import defaultdict\nclass Solution:\n    def similarPairs(self, w: List[str]) -> int:\n        c = 0\n        for i in range(len(w)):\n            for j in range(i+1,len(w)):\n                if(set(w[i]) == set(w[j])):\n                    c+=1\n        return c\n        \n```
['Python3']