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Kth Smallest Element
EASY
15 mins
24 upvotes
Sorting
Arrays
Heap
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Kth Smallest Element

Contributed by
Ankush Gupta
Easy
yellow-spark
0/40
Avg time to solve 15 mins
Success Rate 85 %
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24 upvotes

Problem Statement

You are given an array of integers 'ARR' of size 'N' and another integer 'K'. Your task is to find and return 'K'th smallest value present in the array.

Note: All the elements in the array are distinct.

Detailed explanation ( Input/output format, Notes, Constraints, Images )
Sample Input 1:
3
6 3
1 2 3 4 5 6
5 4
1 3 8 6 2
1 1
5
Sample Output 1:
3
6
1
Explanation of Input 1:
(i) Sorted array will be 1 2 3 4 5 6, this shows that 3 is the third-smallest element in the array.
(ii) Sorted array will be 1 2 3 6 8, this shows that 6 is the fourth-smallest element in the array.
(iii) Sorted array will be 5, this shows that 5 is the smallest (and only) element in the array.
Sample Input 2:
3
2 2
1 14
2 1
1 14
3 2
6 7 9
Sample Output 2:
14
1
7
Explanation of Input 2:
(i) Sorted array will be 1 14, this shows that 14 is the second-smallest element in the array.
(ii) Sorted array will be 1 14, this shows that 1 is the smallest element in the array.
(iii) Sorted array will be 6 7 9, this shows that 7 is the second-smallest element in the array.    
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