basic-op/index.js

function add(num1, num2) {
  return num1 + num2;
}

function minus(num1, num2) {
  return num1 - num2;
}

function multiplication(num1, num2) {
  return num1 * num2;
}

function divide(num1, num2) {
  if (num2 <= 0) {
    return "Cannot divide by 0";
  } else {
    return num1 / num2;
  }
}

function getRandomNumber(min, max) {
  if (typeof max !== "number" && typeof min !== "number") {
    min = 0;
    max = 1;
  }
  return Math.random() * (max - min) + min;
}

module.exports = { add, minus, multiplication, divide, getRandomNumber };