SIMPLE AND EASY APPROACH
Complexity\n- Time complexity: O(N)\n Add your time complexity here, e.g. O(n) \n\n- Space complexity: O(N)\n Add your space complexity here, e.g. O(n) \n\n# Co
# Complexity\n- Time complexity: O(N)\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity: O(N)\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```\nclass Solution {\npublic:\n    int countSeniors(vector<string>& v) {\n        int count = 0; \n        for(auto &x : v){\n            int age = stoi(x.substr(11,2)) ;\n            if(age > 60){\n                count+=1 ;\n            }\n        }\n        return count ;\n    }\n};\n```
['Array', 'String', 'C++']