func_code_string: #include <bits/stdc++.h>   using namespace std;   const double EPS = 1e-10;   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     int ax, ay, bx, by, cx, cy;     cin >> ax >> ay >> bx >> by >> cx >> cy;     complex<long double> a(ax, ay), b(bx, by), c(cx, cy);     long double d1 = abs(b - a), d2 = abs(c - b);     long double ang1 = arg(b - a), ang2 = arg(c - b);     cout << ((abs(d1 - d2) < EPS && abs(ang1 - ang2) > EPS) ?  Yes  :  No )          << endl;   }   