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
*/
export function jumpFloor(number: number): number {
// write code here
if (number === 1) return 1
const cache = [1, 2]
for (let i = 3; i <= number; i++) {
const current = cache.shift() + cache[0]
cache.push(current)
}
return cache[1]
}
