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Find Element in Sorted ArrayEasy

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Find Element in Sorted Array

EasyBinary Search

Given a sorted array of integers, find the index of a target element using binary search. If the target is not found, return -1.

Input:

A sorted array of integers
A target integer

Output:

The index of the target element if found, -1 otherwise

Example 1

Input: 1 2 3 4 5 3

Output: 2

The target 3 is at index 2 in the sorted array

Constraints

1 <= array length <= 10^5
-10^9 <= array elements <= 10^9

Hints

sorted arraybinary search

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Find Element in Sorted Array

EasyBinary Search

Given a sorted array of integers, find the index of a target element using binary search. If the target is not found, return -1.

Input:

A sorted array of integers
A target integer

Output:

The index of the target element if found, -1 otherwise

Example 1

Input: 1 2 3 4 5 3

Output: 2

The target 3 is at index 2 in the sorted array

Constraints

1 <= array length <= 10^5
-10^9 <= array elements <= 10^9

Hints

sorted arraybinary search