usaco.vip Review

TitletagDescriptiontaglanguage
Hcode OnlineJudge English
Alexarank
57911
Ip adress47.94.1.154Nameserverdns31.hichina.com
dns32.hichina.com
Status code200
robots.txt -http://usaco.vip/robots.txt
 <!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta http-equiv="X-UA-Compatible" content="IE=edge"><meta name="viewport" content="width=device-width,initial-scale=1"><link rel="icon" href="/favicon.ico"><title>Hcode OnlineJudge</title><script>// IE 10 and earlier
    if (window.navigator.userAgent.indexOf('MSIE ') > 0 &&
      window.confirm('Your browser is not supported, click \'OK\' to update')) {
      window.location = 'http://outdatedbrowser.com'
    }</script><style>@-webkit-keyframes enter {
      0% {
        opacity: 0;
        top: -10px;
      }

      5% {
        opacity: 1;
        top: 0px;
      }

      50.9% {
        opacity: 1;
        top: 0px;
      }

      55.9% {
        opacity: 0;
        top: 10px;
      }
    }

    @keyframes enter {
      0% {
        opacity: 0;
        top: -10px;
      }

      5% {
        opacity: 1;
        top: 0px;
      }

      50.9% {
        opacity: 1;
        top: 0px;
      }

      55.9% {
        opacity: 0;
        top: 10px;
      }
    }

    @-moz-keyframes enter {
      0% {
        opacity: 0;
        top: -10px;
      }

      5% {
        opacity: 1;
        top: 0px;
      }

      50.9% {
        opacity: 1;
        top: 0px;
      }

      55.9% {
        opacity: 0;
        top: 10px;
      }
    }

    body {
      background: #f8f8f9;
    }

    #app-loader {
      position: absolute;
      left: 50%;
      top: 50%;
      margin-left: -27.5px;
      margin-top: -27.5px;
    }

    #app-loader .square {
      background: #2d8cf0;
      width: 15px;
      height: 15px;
      float: left;
      top: -10px;
      margin-right: 5px;
      margin-top: 5px;
      position: relative;
      opacity: 0;
      -webkit-animation: enter 6s infinite;
      animation: enter 6s infinite;
    }

    #app-loader .enter {
      top: 0px;
      opacity: 1;
    }

    #app-loader .square:nth-child(1) {
      -webkit-animation-delay: 1.8s;
      -moz-animation-delay: 1.8s;
      animation-delay: 1.8s;
    }

    #app-loader .square:nth-child(2) {
      -webkit-animation-delay: 2.1s;
      -moz-animation-delay: 2.1s;
      animation-delay: 2.1s;
    }

    #app-loader .square:nth-child(3) {
      -webkit-animation-delay: 2.4s;
      -moz-animation-delay: 2.4s;
      animation-delay: 2.4s;
      background: #ff9900;
    }

    #app-loader .square:nth-child(4) {
      -webkit-animation-delay: 0.9s;
      -moz-animation-delay: 0.9s;
      animation-delay: 0.9s;
    }

    #app-loader .square:nth-child(5) {
      -webkit-animation-delay: 1.2s;
      -moz-animation-delay: 1.2s;
      animation-delay: 1.2s;
    }

    #app-loader .square:nth-child(6) {
      -webkit-animation-delay: 1.5s;
      -moz-animation-delay: 1.5s;
      animation-delay: 1.5s;
    }

    #app-loader .square:nth-child(8) {
      -webkit-animation-delay: 0.3s;
      -moz-animation-delay: 0.3s;
      animation-delay: 0.3s;
    }

    #app-loader .square:nth-child(9) {
      -webkit-animation-delay: 0.6s;
      -moz-animation-delay: 0.6s;
      animation-delay: 0.6s;
    }

    #app-loader .clear {
      clear: both;
    }

    #app-loader .last {
      margin-right: 0;
    }

    #app-loader .loader-content {
      color: #3498db;
      font-size: 16px;
      font-weight: 600;
    }</style><link href="/assets/css/chunk-07fef227.bc5c0306.css" rel="prefetch"><link href="/assets/css/chunk-162cb03b.358452d0.css" rel="prefetch"><link href="/assets/css/chunk-21732d96.1f6fb654.css" rel="prefetch"><link href="/assets/css/chunk-22ba7762.e0591048.css" rel="prefetch"><link href="/assets/css/chunk-2b52b4fe.ada2d265.css" rel="prefetch"><link href="/assets/css/chunk-2d45dc26.1e071925.css" rel="prefetch"><link href="/assets/css/chunk-36f5832a.8ca8e1ee.css" rel="prefetch"><link href="/assets/css/chunk-397a8420.99717299.css" rel="prefetch"><link href="/assets/css/chunk-3ef84ff5.7cf1d248.css" rel="prefetch"><link href="/assets/css/chunk-4174ac3b.80fd45f0.css" rel="prefetch"><link href="/assets/css/chunk-4b10e546.eac0a445.css" rel="prefetch"><link href="/assets/css/chunk-5b402c80.0c2467ef.css" rel="prefetch"><link href="/assets/css/chunk-5ccaeea6.fa91b10e.css" rel="prefetch"><link href="/assets/css/chunk-66e00e7b.a21b9c93.css" rel="prefetch"><link href="/assets/css/chunk-69c78dea.9f909ead.css" rel="prefetch"><link href="/assets/css/chunk-69dafeb6.3776f1a6.css" rel="prefetch"><link href="/assets/css/chunk-74e9eff5.e258e210.css" rel="prefetch"><link href="/assets/css/chunk-77cebcf7.69165c25.css" rel="prefetch"><link href="/assets/css/chunk-79937758.b3d43316.css" rel="prefetch"><link href="/assets/css/chunk-7b553d40.879dab52.css" rel="prefetch"><link href="/assets/css/chunk-7e9f790c.e999d620.css" rel="prefetch"><link href="/assets/css/chunk-9d802ec6.ec8c8358.css" rel="prefetch"><link href="/assets/css/chunk-9eaedd6e.2d9af9c7.css" rel="prefetch"><link href="/assets/css/chunk-ae9249ea.7e34f924.css" rel="prefetch"><link href="/assets/css/chunk-b2eed8e6.a51ce462.css" rel="prefetch"><link href="/assets/css/chunk-cc9cb1b0.103d9970.css" rel="prefetch"><link href="/assets/css/chunk-d40011b4.cb46c73a.css" rel="prefetch"><link href="/assets/css/chunk-d949e95a.4e86982e.css" rel="prefetch"><link href="/assets/css/chunk-ddd7c1e0.04e61a3e.css" rel="prefetch"><link href="/assets/js/chunk-07fef227.ba4a6863.js" rel="prefetch"><link href="/assets/js/chunk-162cb03b.bafd2961.js" rel="prefetch"><link href="/assets/js/chunk-21732d96.dbbb907d.js" rel="prefetch"><link href="/assets/js/chunk-22ba7762.8a35bf46.js" rel="prefetch"><link href="/assets/js/chunk-2b52b4fe.5ae68c17.js" rel="prefetch"><link href="/assets/js/chunk-2d0a3e69.bd8d09ef.js" rel="prefetch"><link href="/assets/js/chunk-2d0afe0f.75738c46.js" rel="prefetch"><link href="/assets/js/chunk-2d0d362a.deb1a6ab.js" rel="prefetch"><link href="/assets/js/chunk-2d0e562f.b52703b1.js" rel="prefetch"><link href="/assets/js/chunk-2d45dc26.4c5f7619.js" rel="prefetch"><link href="/assets/js/chunk-36f5832a.81c4a3b5.js" rel="prefetch"><link href="/assets/js/chunk-397a8420.96644552.js" rel="prefetch"><link href="/assets/js/chunk-3ef84ff5.a4148f86.js" rel="prefetch"><link href="/assets/js/chunk-4174ac3b.226cb59d.js" rel="prefetch"><link href="/assets/js/chunk-4b10e546.f54a8240.js" rel="prefetch"><link href="/assets/js/chunk-5b402c80.39dff971.js" rel="prefetch"><link href="/assets/js/chunk-5ccaeea6.9aa21f2c.js" rel="prefetch"><link href="/assets/js/chunk-66e00e7b.bf3760be.js" rel="prefetch"><link href="/assets/js/chunk-69c78dea.8b927301.js" rel="prefetch"><link href="/assets/js/chunk-69dafeb6.5d1b7f5b.js" rel="prefetch"><link href="/assets/js/chunk-74597c67.547935d9.js" rel="prefetch"><link href="/assets/js/chunk-74e9eff5.b913458c.js" rel="prefetch"><link href="/assets/js/chunk-77cebcf7.b405b418.js" rel="prefetch"><link href="/assets/js/chunk-79937758.622f17a1.js" rel="prefetch"><link href="/assets/js/chunk-7b553d40.713ffb44.js" rel="prefetch"><link href="/assets/js/chunk-7e9f790c.1c667ef8.js" rel="prefetch"><link href="/assets/js/chunk-9d802ec6.f3932857.js" rel="prefetch"><link href="/assets/js/chunk-9eaedd6e.1d765f3b.js" rel="prefetch"><link href="/assets/js/chunk-ae9249ea.540ec9a2.js" rel="prefetch"><link href="/assets/js/chunk-b2eed8e6.b8b36965.js" rel="prefetch"><link href="/assets/js/chunk-cc9cb1b0.1cf4e1d9.js" rel="prefetch"><link href="/assets/js/chunk-d40011b4.b4e17f78.js" rel="prefetch"><link href="/assets/js/chunk-d949e95a.ff8f5827.js" rel="prefetch"><link href="/assets/js/chunk-ddd7c1e0.048c2945.js" rel="prefetch"><link href="/assets/css/app.d4bf87a8.css" rel="preload" as="style"><link href="/assets/css/chunk-vendors.0f6340cb.css" rel="preload" as="style"><link href="/assets/js/app.d7a07259.js" rel="preload" as="script"><link href="/assets/js/chunk-vendors.c922fa6c.js" rel="preload" as="script"><link href="/assets/css/chunk-vendors.0f6340cb.css" rel="stylesheet"><link href="/assets/css/app.d4bf87a8.css" rel="stylesheet"></head><body><noscript><strong>We're sorry but hoj-vue doesn't work properly without JavaScript enabled. Please enable it to continue.</strong></noscript><div id="app"></div><div id="app-loader"><div class="square"></div><div class="square"></div><div class="square last"></div><div class="square clear"></div><div class="square"></div><div class="square last"></div><div class="square clear"></div><div class="square"></div><div class="square last"></div><div class="loader-content"><span>Loading...</span></div></div><script src="/assets/js/chunk-vendors.c922fa6c.js"></script><script src="/assets/js/app.d7a07259.js"></script></body></html>
HTTP/1.1 200 OK
Server: nginx/1.15.12
Date: Sat, 23 Aug 2025 15:53:24 GMT
Content-Type: text/html
Content-Length: 8557
Last-Modified: Mon, 11 Nov 2024 23:31:46 GMT
Connection: keep-alive
ETag: "673293e2-216d"
Accept-Ranges: bytes

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