func_code_string: #include <bits/stdc++.h>   using namespace std;   static const double EPS = 1e-10;   const int MODULO = 1000000007;   typedef struct {     int i, m, v;   } P;   vector<P> mv;   bool mLt(const P& x, const P& y) {     return (x.m != y.m) ? less<int>()(x.m, y.m) : less<int>()(x.v, y.v);   }   int n, k, h;   bool C(double t) {     int i = 1;     for (__typeof__((mv).begin()) it = (mv).begin(); it != (mv).end(); ++it) {       if ((double)i * h <= (*it).v * t) i++;       if (i > k) break;     }     return i > k;   }   int main() {     cin >> n >> k >> h;     mv.resize(n);     for (int i = 0; i < n; i++) mv[i].i = i + 1;     for (int i = 0; i < n; i++) cin >> mv[i].m;     for (int i = 0; i < n; i++) cin >> mv[i].v;     sort(mv.begin(), mv.end(), mLt);     double l = 0, r = 1e10;     double t;     for (int i = 0; i < 100; i++) {       t = (l + r) / 2;       if (C(t))         r = t;       else         l = t;     }     int cnt = 1;     for (__typeof__((mv).begin()) it = (mv).begin(); it != (mv).end(); ++it) {       if ((double)cnt * h <= (*it).v * t * (1 + EPS)) {         printf( %d  , (*it).i);         cnt++;       }       if (cnt > k) break;     }     puts(  n );     return 0;   }   