#include <bits/stdc++.h>
#define all(v) begin(v), end(v)
#define ii pair<int, int>
#define fi first
#define se second
#define siz(v) (int)(v).size()
#define lli pair<long long, int>
#define dbg(x) "[" #x " = " << x << "]"
#define BIT(x, i) (((x) >> (i)) & 1)
#define MASK(i) (1LL << (i))
using namespace std;
bool M1;
const long long inf = 1e18 + 123;
const int mod = 1e9 + 7, infINT = 1e9 + 1321;
template<class X, class Y> bool minimize(X &x, const Y &y){return x > y ? x = y, 1: 0;}
template<class X, class Y> bool maximize(X &x, const Y &y){return x < y ? x = y, 1: 0;}
const int MAXM = 3005, MAXK = 3005;
int numVal, numPos, numLim, pos[MAXM][MAXK], cur[MAXM], A, B, C, f[MAXM][MAXK];
long long limCost;
void input(){
cin >> numVal >> numPos >> numLim;
numLim -= numPos;
cin >> A >> B >> C;
cin >> limCost;
for(int i = 1; i <= numPos; i++) cin >> pos[i][0];
}
long long calc(const long long &used, const int &L, const int &R, const int &v){
int l = L, r = R, m, res = l;
while(l <= r){
m = (l + r) >> 1;
if (used + 1LL * (m - L) * 1LL * v <= limCost) res = m, l = m + 1;
else r = m - 1;
}
return res;
}
void solve(){
for(int i = 1; i < numPos; i++){
cur[i] = pos[i][0];
for(int j = 1; j <= numLim; j++){
long long used = 1LL * B * 1LL * (pos[i][0] - 1) + 1LL * C * 1LL * (pos[i][j - 1] - pos[i][0]);
pos[i][j] = calc(used, pos[i][j - 1], pos[i + 1][0] - 1, A);
used = 1LL * B * 1LL * (pos[i][0] - 1) + 1LL * C * 1LL * (pos[i][j] - pos[i][0]);
if (used + C <= limCost && pos[i][j] < pos[i + 1][0] - 1) pos[i][j]++;
}
for(int j = numLim + 1; j >= 0; j--){
long long used = 1LL * B * 1LL * (pos[i][0] - 1) + 1LL * C * 1LL * (pos[i][j] - pos[i][0]);
pos[i][j] = calc(used, pos[i][j], pos[i + 1][0] - 1, A);
}
}
memset(f, -0x3f, sizeof f);
int res = 0;
f[1][0] = 0;
for(int i = 1; i <= numPos; i++) if (1LL * B * 1LL * (pos[i][0] - 1) <= limCost)
for(int j = 0; j <= numLim; j++) if (f[i][j] >= 0){
for(int k = 0; j + k <= numLim && i < numPos; k++){
maximize(f[i + 1][j + k], f[i][j] + (pos[i][k] - cur[i]) + 1);
res = max(res, f[i + 1][j + k] - 1);
}
res = max(res, f[i][j]);
}
cout << res << '\n';
}
bool M2;
signed main(){
ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#define task "test"
if (fopen(task".inp", "r")){
freopen(task".inp", "r", stdin);
freopen(task".out", "w", stdout);
}
input();
solve();
cerr << (&M2 - &M1) / 1048576 << " mb\n";
cerr << (1.0 * clock()) / CLOCKS_PER_SEC << ".s\n";
}
