kyandi233-dev

## 数学应用题
<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <title>鬼灭之刃：逻辑呼吸·最终选拔(记录版)</title>
    <style>
        :root {
            --tanjiro-green: #2ecc71;
            --tanjiro-dark: #27ae60;
            --water-blue: #3498db;
	<!DOCTYPE html>
	<html lang="zh-CN">
	<head>
	<meta charset="UTF-8">
	<title>鬼灭之刃：逻辑呼吸·最终选拔(记录版)</title>
	<style>
	:root {
	--tanjiro-green: #2ecc71;
	--tanjiro-dark: #27ae60;
	--water-blue: #3498db;