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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. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 		int K = 3;
  13. 		int[] array = new int[]{5,2,4,6,7};
  14. 		int[] ret1 = new int[array.length-K+1];
  15. 		int[] ret2 = new int[array.length-K+1];
  16. 		for(int i=0;i<=array.length-K;i++){
  17. 			int count1 = 0; int count2 = 0;
  18. 			int len1 = 1; int len2 = 1;
  19. 			for(int j=i;j<i+K-1;j++){
  20. 				if(array[j]<array[j+1]){
  21. 					len1++;
  22. 				}
  23. 				else{
  24. 					count1 = count1+(len1*(len1-1)/2);
  25. 					len1 = 1;
  26. 				}
  27. 			}
  28. 			if(len1 > 1){
  29. 				count1 = count1+(len1*(len1-1)/2);	
  30. 			}
  31. 			ret1[i] = count1;
  32. 			for(int j=i+K-1;j>i;j--){
  33. 				if(array[j]<array[j-1]){
  34. 					len2++;
  35. 				}
  36. 				else{
  37. 					count2 = count2+(len2*(len2-1)/2);
  38. 					len2 = 1;
  39. 				}
  40. 			}
  41. 			if(len2 > 1){
  42. 				count2 = count2+(len2*(len2-1)/2);	
  43. 			}
  44. 			ret2[i] = count2;
  45. 		}
  46. 		System.out.println(Arrays.toString(ret1));
  47. 		System.out.println(Arrays.toString(ret2));
  48. 	}
  49. }
Success #stdin #stdout 0.04s 4386816KB
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Standard input is empty
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[1, 3, 3]
[1, 0, 0]
https://ideone.com/kPCYNC
language:
Java (HotSpot 12)
created:
6 years ago
visibility:
public

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