findFactorial

function findFactorialRecursive(num) {
    if(num <= 1) {
        return 1;
    }
    return num * findFactorialRecursive(num-1);
}

function findFactorialIterative(num) {
    if(num <= 1) {
        return 1;
    }
    let result = 1;
    while(num > 1) {
        result *= num;
        num--;
    }
    return result;
}
console.log(findFactorialRecursive(5));
console.log(findFactorialIterative(5));