qbticket.cpp

#include <bits/stdc++.h>
using namespace std;

// ----------- define --------------
#define int long long
#define vi vector<int>
#define ii pair<int,int>
#define fi first
#define sc second
#define mp make_pair
#define pb push_back
#define pqueue priority_queue
#define popcnt __builtin_popcount
#define getBit(x, k) ((x >> k) & 1)
#define xorBit(x, k) (x ^ (1 << k))
#define siz(x) (int)((x).size())
#define all(x) (x).begin(),(x).end()
// ---------------------------------

void Main() {
  int l1, l2, l3, c1, c2, c3;
  cin >> l1 >> l2 >> l3 >> c1 >> c2 >> c3;
  int n, s, f;
  cin >> n >> s >> f;
  vector<int> a(n + 1);
  for (int i = 2; i <= n; i++) {
    cin >> a[i];
  }
  vector<int> dp(n + 1, 1e15);
  dp[s] = 0;
  int p1 = s, p2 = s, p3 = s;
  for (int i = s + 1; i <= f; i++) {
    while (a[i] - a[p1] > l1) p1++;
    while (a[i] - a[p2] > l2) p2++;
    while (a[i] - a[p3] > l3) p3++;
    int t1 = dp[p1] + c1;
    int t2 = dp[p2] + c2;
    int t3 = dp[p3] + c3;
    dp[i] = min(t1, min(t2, t3));
  }
  cout << dp[f] << '\n';
}

signed main() {
#ifdef _DEBUG
  // freopen("in" , "r", stdin );
  cerr << "- ---- -- ----- <3\n";
#endif
  cin.tie(0)->sync_with_stdio(0);
  int T = 1;
  // cin >> T;
  while (T--) Main();
}