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  1. public class Main {
  2.  
  3.     public static void main(String[] args) {
  4. 		System.out.println(lcmofarray(new int[] { 1, 2, 3, 4, 5 }, 0, 5));
  5. 	}
  6.  
  7. 	public static int lcmofarray(int[] arr, int start, int end) {
  8. 		if ((end - start) == 1)
  9. 			return lcm(arr[start], arr[end - 1]);
  10. 		else
  11. 			return (lcm(arr[start], lcmofarray(arr, start + 1, end)));
  12. 	}
  13.  
  14. 	public static int lcm(int a, int b) {
  15. 		int num1, num2;
  16. 		if (a > b) {
  17. 			num1 = a;
  18. 			num2 = b;
  19. 		} else {
  20. 			num1 = b;
  21. 			num2 = a;
  22. 		}
  23. 		for (int i = 1; i <= num2; i++) {
  24. 			if ((num1 * i) % num2 == 0) {
  25. 				return i * num1;
  26. 			}
  27. 		}
  28. 		return -1;
  29. 	}
  30. }
Success #stdin #stdout 0.06s 381248KB
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https://ideone.com/Afk4pO
language:
Java (HotSpot 12)
created:
12 years ago
visibility:
public

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