Easy Java Solution
\n# Code\n\nclass Solution {\n    public int countSeniors(String[] s) {\n        int ans=0;\n        for(String ss:s){\n            int a1=ss.charAt(11)-\'0\';\
\n# Code\n```\nclass Solution {\n    public int countSeniors(String[] s) {\n        int ans=0;\n        for(String ss:s){\n            int a1=ss.charAt(11)-\'0\';\n            int a2=ss.charAt(12)-\'0\'; \n            if((a1*10)+a2>60)\n                ans++;\n        }\n        return ans;\n    }\n}\n```
['String', 'Java']