func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 1000 + 9;   struct Point {     double x, y;     Point operator-(const Point& b) const { return (Point){x - b.x, y - b.y}; }   } p[N];   double dis2(Point a, Point b) {     return (a.x - b.x) * (a.x - b.x) + (a.y - b.y) * (a.y - b.y);   }   double dis(Point a, Point b) { return sqrt(dis2(a, b)); }   double cross(Point a, Point b) { return a.x * b.y - b.x * a.y; }   double solve(Point a, Point c, Point b) {     return fabs(cross(c - a, b - a)) / dis(a, b);   }   int main() {     int n;     scanf( %d , &n);     for (int i = 0; i < n; ++i) scanf( %lf %lf , &p[i].x, &p[i].y);     double ans = 10000000000;     for (int i = 0; i < n; ++i) {       ans = min(ans, solve(p[i], p[(i + 1) % n], p[(i + 2) % n]));     }     printf( %.10f , ans / 2);     return 0;   }   