题解 | #跳台阶#
跳台阶
https://www.nowcoder.com/practice/8c82a5b80378478f9484d87d1c5f12a4
/** * 代码中的类名、方法名、参数名已经指定,请勿修改,直接返回方法规定的值即可 * * * @param number int整型 * @return int整型 */ function jumpFloor( number ) { // write code here const result = []; result[1] = 1; result[2] = 2; if(number>2){ let index = 3; while(index<=number){ result[index] = result[index-1]+result[index-2] index++; } } return result[number]; } module.exports = { jumpFloor : jumpFloor };