// Hazrat Ali
// University Of Scholars
function evenify(num){
    var result;
    if(num % 2 == 0){
        result = num;
    }
    else{
        result = num*2;
    }
    return result;
}
// Function js
var result = evenify(13);
var square = result* result;
console.log('square', square);

function evenify_all(nums){
    var even_array = []
    for (let i = 0; i < nums.length; i++) {
        const num = nums[i];
        var result = evenify(num)
        even_array.push(result);
    }
    return even_array;
}

var nums = [5, 12, 89, 45, 18, 8];
var nums_even = evenify_all(nums)
console.log(nums_even)

friends_age = [13, 17, 19, 20, 18];
// evenify_all(friends_age);