Index of First Occurrence Problem

Index of First Occurrence Problem — ExecCode School DSA Practice

Solve the Index of First Occurrence problem on ExecCode. Free online school DSA practice in Arrays - Basics. Write and run code in Java, C++, Python — no signup required to run.

Problem description

Given an array of integers and a target integer, find the index of the first occurrence of the target. Your task is to solve Index of First Occurrence. If the target is not found, return -1.

Examples

Input 1 5 5; Output 0. Input 3 1 2 3 2; Output 1

Constraints

1 <= N <= 1000 -10^9 <= Array elements, K <= 10^9

Practice Index of First Occurrence free on ExecCode. Browse DSA problems, topic map, and placement guides.