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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. public class Main
  8. {
  9. 	public static void main (String[] args) throws java.lang.Exception
  10. 	{
  11. 		int[] numbers = {23, 56, 67, 06, 43, 22, 59, 24, 90, 66};
  12. 		int[] lottery = {01, 06, 43, 22, 89};
  13.  
  14. 		for (int n = lottery.length; n > 1; n--) {
  15. 		    for (int m = 0; m <= lottery.length - n; m++) {
  16. 		        int ix = indexOf(lottery, m, m + n, numbers);
  17. 		        if (ix > -1) {
  18. 		            System.out.printf("Found subarray %s, width=%d from: %d to %d ",
  19. 		                    Arrays.toString(Arrays.copyOfRange(lottery, m, m + n)), n, m, m + n - 1);
  20. 		            System.out.printf("at index: %d%n", ix);
  21. 		        }
  22. 		    }
  23. 		}
  24. 	}
  25.  
  26. 	static int indexOf(int search[], int from, int to, int[] input) {
  27. 	    if (null == search || null == input || search.length > input.length) {
  28. 	        return -1;
  29. 	    }
  30.  
  31. 	    for (int i = 0, n = input.length - (to - from); i <= n; i++) {
  32. 	        boolean found = true;
  33. 	        for (int j = from; found && j < to; j++) {
  34. 	            if (input[i + j - from] != search[j]) {
  35. 	                found = false;
  36. 	            }
  37. 	        }
  38. 	        if (found) {
  39. 	            return i;
  40. 	        }
  41. 	    }
  42. 	    return -1;
  43. 	}
  44. }
Success #stdin #stdout 0.08s 34164KB
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Standard input is empty
stdout
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Found subarray [6, 43, 22], width=3 from: 1 to 3 at index: 3
Found subarray [6, 43], width=2 from: 1 to 2 at index: 3
Found subarray [43, 22], width=2 from: 2 to 3 at index: 4
https://ideone.com/llFjHJ
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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