Simple JAVA Solution for beginners. 0ms. Beats 100%.
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```\nclass Solution {\n    public boolean checkIfPangram(String sentence) {\n        for(char i = \'a\'; i <= \'z\'; i++) {\n            if(sentence.indexOf(i) < 0) {\n                return false;\n            }\n        }\n       return true; \n    }\n}\n```
['Hash Table', 'String', 'Java']