I used same approach but wa.
// In the name of God
#include <iostream>
#include <cmath>
#include <vector>
using namespace std;
#define eps 1e-7
double hole[100];
int main ()
{
int n, nh, i, j;
double a, b, c, k, R;
cin >> nh;
for( i = 0; i < nh; i++ )
cin >> hole[i];
cin >> n;
for( i ...