Begineer Friendly
\nclass Solution {\n    public boolean checkIfPangram(String sentence) {\n        int[] arr = new int[26];\n        \n        // checks the frequency of the alp
```\nclass Solution {\n    public boolean checkIfPangram(String sentence) {\n        int[] arr = new int[26];\n        \n        // checks the frequency of the alphabets\n        for(var i: sentence.toCharArray()){\n            arr[i - \'a\']++;\n        }\n        \n        // checks if any of the arr index contains zero\n        for(var i: arr){\n            if(i == 0)\n                return false;\n        }\n        \n        return true;\n    }\n}\n```
['String', 'Java']