# transposition-trial-100pt [題目在這](https://play.picoctf.org/practice/challenge/312?category=2&originalEvent=70&page=1) ## 題意  ## 解題思路 就三個為一組交換,還是用 c++ 寫比較順手,不會用 python 寫 orz  文字檔 ```cpp= #include <iostream> #include <string.h> using namespace std; int main(){ string text = "heTfl g as iicpCTo{7F4NRP051N5_16_35P3X51N3_V091B0AE}2"; for (int i=0;i<text.size();i+=3){ char temp = text[i+2]; text[i+2] = text[i+1]; text[i+1] = text[i]; text[i] = temp; } for(auto i:text) cout << i; } ``` ## 困難之處 nope Date : 2023/04/18 ###### tags: `picoCTF2022` `Cryptography` [`從零開始的 picoCTF`](https://hackmd.io/-KQeDuzrQMOcFNhwU_5eKA?both=) `picoCTF`
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