/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Pangrams {
 
    public static void main(String[] args) {
 
        Scanner sc = new Scanner(System.in);
        String s = sc.nextLine();
        s = s.toLowerCase();
        HashSet<Integer> h = new HashSet<>();
        for (int i = 0; i < s.length(); i++) {
            if (s.charAt(i) != ' ') {
                int put = (int) s.charAt(i);
                h.add(put);
            }
        }
        if (h.size() == 26)
            System.out.println("pangram");
        else
            System.out.println("not pangram");
    }
}

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

VGhlIHF1aWNrIGJyb3duIGZveCBqdW1wcyBvdmVyIHRoZSBsYXp5IGxpdHRsZSBkb2c=

The quick brown fox jumps over the lazy little dog