448.找到所有数组中消失的数字

/*
 * @lc app=leetcode.cn id=448 lang=typescript
 *
 * [448] 找到所有数组中消失的数字
 */

// @lc code=start
function findDisappearedNumbers(nums: number[]): number[] {
	let losts: number[] = [];
	for (let i = 1; i <= nums.length; i++) {
		losts.push(i);
	}
	// 获取全量数据
	let allNumbers: number[] = losts;
	// 取差集
	return allNumbers.filter(el => !nums.includes(el));
}

console.log(findDisappearedNumbers([2, 2]));
// @lc code=end