#include #include #include #include namespace mp = boost::multiprecision; using Bint = mp::cpp_int; using namespace std; using namespace atcoder; #define rep(i, n) for(int i=0;i<(n);++i) #define rep1(i, n) for(int i=1;i<=(n);i++) #define ll long long using mint = modint998244353; using P = pair; using lb = long double; using T = tuple; #ifdef LOCAL # include # define dbg(...) debug_print::multi_print(#__VA_ARGS__, __VA_ARGS__) #else # define dbg(...) (static_cast(0)) #endif int main() { int n, t, x, y; cin >> n >> t >> x >> y; vector d(n); rep(i,n) cin >> d[i]; sort(d.begin(),d.end()); vector vs; for(int i=0;i ans(n); int now = 0; ll cnt = 0; for(int v : vs) { for(int i=now;i