Write a Java program to count how many times a value appears in an array.

Java Fundamentals: Building Strong Foundations (Article) (Program)

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Given Input:

Enter value to count: 10

Expected Output:

Occurrence count: 3

Program:

import java.util.Scanner;

class CountOccurrences {
    public static void main(String[] args) {
        int[] arr = {10, 20, 10, 30, 10, 40};
        Scanner sc = new Scanner(System.in);

        System.out.print("Enter value to count: ");
        int key = sc.nextInt();

        int count = 0;

        for (int i = 0; i < arr.length; i++) {
            if (arr[i] == key) {
                count++;
            }
        }

        System.out.println("Occurrence count: " + count);
    }
}

Output:

Explanation:

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