5 lines
197 B
JavaScript
5 lines
197 B
JavaScript
module.exports = (arr, n) => {
|
|
const isDescending = arr[0] > arr[arr.length - 1];
|
|
const index = arr.findIndex(el => (isDescending ? n >= el : n <= el));
|
|
return index === -1 ? arr.length : index;
|
|
}; |