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2</head><body><header><div class="header-inner" style="height:60vh"><nav id="navbar" class="navbar fixed-top navbar-expand-lg navbar-dark scrolling-navbar"><div class="container"><a class="navbar-brand" href="/"><strong>0x7f Blog</strong> </a><button id="navbar-toggler-btn" class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation"><div class="animated-icon"><span></span><span></span><span></span></div></button><div class="collapse navbar-collapse" id="navbarSupportedContent"><ul class="navbar-nav ml-auto text-center"><li class="nav-item"><a class="nav-link" href="/" target="_self"><i class="iconfont icon-home-fill"></i> <span>é¦é¡µ</span></a></li><li class="nav-item"><a class="nav-link" href="/archives/" target="_self"><i class="iconfont icon-archive-fill"></i> <span>彿¡£</span></a></li><li class="nav-item"><a class="nav-link" href="/tags/" target="_self"><i class="iconfont icon-tags-fill"></i> <span>æ ç¾</span></a></li><li class="nav-item dropdown"><a class="nav-link dropdown-toggle" target="_self" href="javascript:;" role="button" data-toggle="dropdown" aria-haspopup="true" aria-expanded="false"><i class="iconfont icon-plan"></i> <span>项ç®</span></a><div class="dropdown-menu" aria-labelledby="navbarDropdown"><a class="dropdown-item" href="https://projects.0x7f.cc" target="_self"><span>项ç®å表</span> </a><a class="dropdown-item" href="https://radio.0x7f.cc" target="_self"><span>æ 线çµ</span> </a><a class="dropdown-item" href="https://demands.0x7f.cc" target="_self"><span>æçè¯æ±</span> </a><a class="dropdown-item" href="https://hrt.0x7f.cc" target="_self"><span>HRT 计æ°å¨</span> </a><a class="dropdown-item" href="https://cnvalues.0x7f.cc" target="_self"><span>CNValues</span> </a><a class="dropdown-item" href="https://postcards.0x7f.cc" target="_self"><span>æä¿¡ç</span></a></div></li><li class="nav-item"><a class="nav-link" href="/about/" target="_self"><i class="iconfont icon-user-fill"></i> <span>å
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