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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 arr[]={-1,0,3,5,9,12};
  13. int target=2;
  14. int res = search(arr,target);
  15. System.out.println(res);
  16. }
  17.  
  18. public static int search(int[] nums, int target) {
  19.  
  20. int s=0;
  21. int e=nums.length-1;
  22. while(s<=e)
  23. {
  24. int mid= s+(e-s)/2;
  25. if(nums[mid]==target)
  26. return mid;
  27. else if(nums[mid] < target)
  28. s=mid+1;
  29. else
  30. e=mid-1;
  31. }
  32. return -1;
  33. }
  34. }
Success #stdin #stdout 0.07s 52416KB
stdin
Standard input is empty
stdout
-1