
BUUCTF Basic WriteUp
BUU LFI COURSE 1 看到 php 代码: <?php /** * Created by PhpStorm. * User: jinzhao * Date: 2019/7/9 * Time: 7:07 AM */ highlight_file(__FILE__); if(isset($_GET['file'])) { $str = $_GET['f...

BUU LFI COURSE 1 看到 php 代码: <?php /** * Created by PhpStorm. * User: jinzhao * Date: 2019/7/9 * Time: 7:07 AM */ highlight_file(__FILE__); if(isset($_GET['file'])) { $str = $_GET['f...
CF446C DZY Loves Fibonacci Numbers 考虑怎样维护区间和。 由斐波那契数列: [f_1=1,f_2=1\ f_3=f_1+f_2,f_4=f_1+2\times f_2\ f_5=2\times f_1+3\times f_2,f_6=3\times f_1+5\times f_2] 可得 [f_i=f_{i-1}\times f_2 + f_{...

CYCPC Resovler Notes
X-Forwarded-For 问题排查