一：背后
打开传送门——>查看网页源代码——>1b0679be72ad976ad5d491ad57a5eec0——>用MD5解密
二：一种编码
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打开连接——>发现这是Brainfuck与Ook！编码——>解题网址https://www.splitbrain.org/services/ook
或者F12
三：Where is My text?
四：比较
打开连接——>题目中提示只要比服务器给的数字大就可以——>按F12，修改
把3改为4——>然后在框里输入四位数
（注：其他的过段时间再补充）