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Problem Submissions Solution

First Occurrence Of An Element In An Array

Difficulty: Easy

Acceptance: 75.00%

Points: 20.00

You are given an array of integers and a target element x. Your task is to find the index of the first occurrence of x in the array using recursion only. You are not allowed to use any loops. If the element exists, return its index (0-based). If it is not present in the array, return -1.

Topics

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Examples:

N/A

Constraints:
  • 1<N<105
  • -109 < arr[i] < 109
Companies:
Microsoft Samsung Media.net
Topics:
Recursion
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