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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Main
  6. {
  7. 	private static long gcd(long a, long b) {
  8. 		long p = a % b;
  9. 		if (p == 0L) {
  10. 			return b;
  11. 		} else {
  12. 			return gcd(b, p);
  13. 		}
  14. 	}
  15.  
  16. 	private static void test(final int N) {
  17. 		long[] list = new long[N];
  18.  
  19. 		for (int i = 0; i < N; ++i) {
  20. 			list[i] = (long)(i + 1);
  21. 		}
  22.  
  23. 		for (int i = 1; i < N; ++i) {
  24. 			for (int j =i + 1; j < N; ++j) {
  25. 				long x = Main.gcd(list[i], list[j]);
  26. 				long y = (list[i] * list[j]) / x;
  27. 				list[i] = x;
  28. 				list[j] = y;
  29. 			}
  30. 		}
  31.  
  32. 		System.out.println("N = " + N);
  33. 		for (int i= 0; i < N; ++i) {
  34. 			System.out.print(list[i] + " ");
  35. 		}
  36. 		System.out.println();
  37. 	}
  38.  
  39. 	public static void main (String[] args) throws java.lang.Exception
  40. 	{
  41. 		Main.test(6);
  42. 		Main.test(20);
  43. 	}
  44. }
Success #stdin #stdout 0.07s 380160KB
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Standard input is empty
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N = 6
1 1 1 2 6 60 
N = 20
1 1 1 1 1 1 1 1 1 1 2 2 2 2 6 12 60 60 2520 232792560
https://ideone.com/UBR9WE
language:
Java (12.0.1)
created:
10 years ago
visibility:
secret

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