题解 | #实NC68 跳台阶#
跳台阶
http://www.nowcoder.com/practice/8c82a5b80378478f9484d87d1c5f12a4
function jumpFloor(number)
{
// write code here
if(number === 1) return 1;
let dp1 = 1;
let dp2 = 2;
for(let i = 3; i <= number; i++) {
const t = dp1 + dp2;
dp1 = dp2;
dp2 = t;
}
return dp2;
}
module.exports = {
jumpFloor : jumpFloor
};
