最小公倍数和最大公约数

gcd-lcm.js

function gcd(a,b){
  return a%b === 0 ? b: gcd(b, a % b);
}

function lcm(a,b) {
  return a * b / gcd(a, b);
}

function lcms(...nums) {
  let result = 1;
  for(let i = 0; i < nums.length; i++) {
    result = lcm(result, nums[i]);
  }
  return result;
}