<html><head></head>
<body><script>
function GCD(a, b) {
if (a == 0) {
return b;
}
return GCD(b % a, a);
}
function difference(array) {
for (var i = Math.min(...array) + 1; i < Math.max(...array); i++) {
array.push(i);
}
array.sort((a, b) => a - b);
}
function smallestCommons(arr) {
difference(arr);
console.log(arr);
a = arr[arr.length - 1];
b = arr[arr.length - 2];
var LCM = a * b / GCD(a, b);
while (true) {
var index = arr.findIndex(element => LCM % element !== 0);
if (index === -1) {
return LCM;
}
LCM *= arr[index];
console.log(LCM);
}
}
smallestCommons([1, 5]) // right
smallestCommons([2, 10]) // right
smallestCommons([1, 13]) // wrong
smallestCommons([23, 18]) // wrong
</script></body>
</html><html><head></head>
<body><script>