题解 | #跳台阶#
跳台阶
https://www.nowcoder.com/practice/8c82a5b80378478f9484d87d1c5f12a4
package main /** * 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 */ func jumpFloor(number int) int { // write code here if number <= 1 { return 1 } dp := make([]int, number+1) dp[0], dp[1], dp[2] = 1, 1, 2 for i := 2; i <= number; i++ { dp[i] = dp[i-1] + dp[i-2] } return dp[number] } // jumpFloor(0) = 1 // jumpFloor(1) = 1 // jumpFloor(2) = 2 /** func jumpFloor( number int ) int { // write code here if number <= 1 { return 1 } return jumpFloor(number - 1) + jumpFloor(number - 2) } */