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全部文章（共217篇）

题解 | #最小花费爬楼梯# | C++

#include <algorithm> #include <cmath> #include <iostream> #include <vector> using namespace std; class Solution { public: ...

2024-01-29

0 203

题解 | #跳台阶# | Rust

use std::io::{self, *}; struct Solution {} impl Solution { pub fn countWays(&self, n: i32) -> i32 { if n <= 1 { re...

2024-01-28

0 206

题解 | #跳台阶# | Golang

package main import ( "fmt" ) func countWay(n int) int { if n ==1 { return 1 } if n == 2 { return 2 } ...

2024-01-28

0 189

题解 | #跳台阶# | C++

#include <iostream> using namespace std; class Solution { public: int countWays(int n) { if (n <= 1) return 1; if (n <= 2) ret...

2024-01-28

0 186

题解 | #斐波那契数列# | Rust

use std::io::{self, *}; struct Solution{ } impl Solution{ pub fn fib(&self, n: i32) -> i32 { if n <= 2 { return 1; } ...

2024-01-28

0 204

题解 | #斐波那契数列# | Rust

use std::io::{self, *}; struct Solution{ } impl Solution{ pub fn fib(n: i32) -> i32 { if n <= 2 { return 1; } return So...

2024-01-28

0 176

题解 | #斐波那契数列# | Golang

package main import ( "fmt" ) func fib(x int) int { if x <= 2 { return 1 } return fib(x-1) + fib(x-2) } func m...

2024-01-28

0 165

题解 | #斐波那契数列# | C++

#include <iostream> using namespace std; class Solution { public: int fib(int x) { if (x <= 2) return 1; return fib(x-1) + fib(x-...

2024-01-28

0 204

题解 | #对称的二叉树# | Rust

/** * #[derive(PartialEq, Eq, Debug, Clone)] * pub struct TreeNode { * pub val: i32, * pub left: Option<Box<TreeNode>>, * ...

2024-01-27

0 178

题解 | #对称的二叉树# | Golang

package main import . "nc_tools" /* * type TreeNode struct { * Val int * Left *TreeNode * Right *TreeNode * } */ /** * 代码中的类名、...

2024-01-27

0 184