Longest Subarray of sum K

Medium

Problem Statement

Given an array containing N positive integers and an integer K, your task is to find the length of the longest Sub-Array with the sum of the elements equal to the given value K.

Examples

1Example 1

Input:

{
  "A": [
    4,
    1,
    1,
    1,
    2,
    3,
    5
  ],
  "K": 5
}

Output:

4

2Example 2

Input:

{
  "A": [
    10,
    5,
    2,
    7,
    1,
    9
  ],
  "K": 15
}

Output:

4

3Example 3

Input:

{
  "A": [
    1,
    2,
    3,
    4,
    5
  ],
  "K": 9
}

Output:

3