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\n\nclass Solution {\npublic:\n    int ans = 0;\n    int countSeniors(vector<string>& details) {\n        for(string detail:details){\n            string age = 
\n```\nclass Solution {\npublic:\n    int ans = 0;\n    int countSeniors(vector<string>& details) {\n        for(string detail:details){\n            string age =  detail.substr(11,2);\n            int ageinint = stoi(age);\n            if(ageinint > 60){\n                ans++;\n            }\n        }\n        return ans;\n    }\n};\n```
['String', 'C']