Aero Paper v0.5.0 特性

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```javascript collapse={5-9, 29-55}
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// 你的代码
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// ...

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// 监听滚动事件，高亮当前区域
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function updateActiveHeading() {
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  if (!tocList) return;
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5 collapsed lines
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  const windowHeight = window.innerHeight;
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  const activationPoint = windowHeight / 3 + 4; // 窗口高度的1/3处
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  const documentHeight = document.documentElement.scrollHeight;
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  const scrollTop = window.scrollY;
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  let activeId = "";
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  // 检查是否接近页面底部（最后100px）
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  const isNearBottom = scrollTop + windowHeight >= documentHeight - 100;
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  // 找到当前在激活点的标题
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  for (let i = 0; i < tocItems.length; i++) {
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    const item = tocItems[i];
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    const element = item.element;
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    const rect = element.getBoundingClientRect();
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    // 检查标题是否已经通过了激活点
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    if (rect.top <= activationPoint) {
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      activeId = item.id;
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    } else {
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      // 如果当前标题还没到激活点，停止检查
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      break;
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    }
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  }
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  // 如果接近底部且没有激活任何标题，激活最后一个可见的标题
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  if (isNearBottom && !activeId && tocItems.length > 0) {
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    // 从后往前找第一个在视窗内的标题
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    for (let i = tocItems.length - 1; i >= 0; i--) {
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      const item = tocItems[i];
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      const element = item.element;
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      const rect = element.getBoundingClientRect();
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      if (rect.top < windowHeight) {
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        activeId = item.id;
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        break;
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      }
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    }
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  }
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  // 更新桌面端激活状态
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  updateTocActiveState(tocList, "toc-active-indicator", activeId);
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  // 更新移动端激活状态
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  if (mobileTocList) {
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    updateTocActiveState(
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      mobileTocList,
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      "mobile-toc-active-indicator",
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      activeId
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    );
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  }
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}

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#!/usr/bin/python
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# -*- coding: UTF-8 -*-
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i = int(raw_input('净利润:'))
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arr = [1000000,600000,400000,200000,100000,0]
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rat = [0.01,0.015,0.03,0.05,0.075,0.1]
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r = 0
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for idx in range(0,6):
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    if i>arr[idx]:
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        r+=(i-arr[idx])*rat[idx]
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        print (i-arr[idx])*rat[idx]
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        i=arr[idx]
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print r

::github{repo="hazuki-keatsu/aero-paper"}