本题链接:CSP 202206-2 寻宝!大冒险! 本博客给出本题截图: C++ #include<iostream>#include<string>#include<algorithm>#include#include<cmath>usingnamespacestd;constintN=1005,M=55;typedefmap<int,int>PII;map<int,PII>mp;intg[M][M];structnode{intx,y;}f[N];intmain(){intn,l,s;cin>>n>>...
简介: CSP 202206-2 寻宝!大冒险! 本题链接:CSP 202206-2 寻宝!大冒险!本博客给出本题截图:C++#include <iostream> #include <string> #include <algorithm> #include #include <cmath> using namespace std; const int N = 1005, M = 55; typedef...
简介: CSP 202206-2 寻宝!大冒险! 本题链接:CSP 202206-2 寻宝!大冒险! 本博客给出本题截图: C++ #include <iostream> #include <string> #include <algorithm> #include #include <cmath> using namespace std; const int N = 1005, M = 55; typedef map <int, int> PII; map <int, PII> ...
\left[\begin{matrix} x_2\\y_2\\1\end{matrix}\right] =\left[\begin{matrix} \dfrac{2b^2}{a^2+b^2}-1 & -\dfrac{2ab}{a^2+b^2} & \dfrac{2ac}{a^2+b^2}\\-\dfrac{2ab}{a^2+b^2}&\dfrac{2a^2}{a^2+b^2}-1&\dfrac{2bc}{a^2+b^2}\\0&0&1\end{matrix}\righ...