Javascript Program for Frequencies of even and odd numbers in a matrix

// JavaScript Program to Find the frequency
// of even and odd numbers in a matrix

let MAX = 100;

// function for calculating frequency
function freq(ar, m, n) {
    let even = 0, odd = 0;

    for (let i = 0; i < m; ++i) {
        for (let j = 0; j < n; ++j) {


            // even and odd
            if ((ar[i][j] % 2) == 0)
                ++even;
            else
                ++odd;
        }
    }

    // print Frequency of numbers
    console.log(" Frequency of odd number =" + odd);
    console.log(" Frequency of even number = " + even);
}

// Driver code

let m = 3, n = 3;
let array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]];
freq(array, m, n);
// This code is contributed by sravan kumar G

// JavaScript Program to Find the frequency
// of even and odd numbers in a matrix

let MAX = 100;

// function for calculating frequency
function freq(ar, m, n) {
    let even = 0, odd = 0;

    for (let i = 0; i < m; ++i) {
        for (let j = 0; j < n; ++j) {
            // even and odd
            //checking using bitwise & operator
            if ((ar[i][j] & 1) == 0)
                ++even;
            else
                ++odd;
        }
    }

    // print Frequency of numbers
    console.log(" Frequency of odd number = " + odd);
    console.log(" Frequency of even number = " + even);
}

// Driver code
let m = 3, n = 3;
let array = [[1, 2, 3], [4, 5, 6], [7, 8, 9]];
freq(array, m, n);
// This code is contributed by tvsk