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Java solution comparing to ASCII codes.
public static String pangrams(String s) { Set<String> appearence = new HashSet<>(); String lowercased = s.toLowerCase(); for(int i=0;i < lowercased.length();i++){ if((int) lowercased.charAt(i) >= 97 && (int) lowercased.charAt(i) <= 122){ appearence.add((String.valueOf(lowercased.charAt(i)))); } } return appearence.size() == 26 ? "pangram":"not pangram"; }
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Pangrams
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Java solution comparing to ASCII codes.