Best Solution for sure :")
\nclass Solution {\npublic:\n    bool checkIfPangram(string sentence) {\n        int res = ((1 << 26) - 1),check = 0;\n        for(int i = 0; i < sentence.size(
```\nclass Solution {\npublic:\n    bool checkIfPangram(string sentence) {\n        int res = ((1 << 26) - 1),check = 0;\n        for(int i = 0; i < sentence.size(); i++)\n        {\n            check = check | (1 << (sentence[i] - \'a\'));\n            if(check == res) return 1;\n        }\n        return 0;\n    }\n};\n```\n
['Bit Manipulation', 'C']