Function solve

CSES/DP/BookShop_MEMO.cpp:40–46

}

void solve() {
    int n, x; cin >> n >> x;
    vector<ll> cost(n); cin >> cost;
    vector<ll> weight(n); cin >> weight;
    vector<vector<ll>> dp(n+1,vector<ll> (x+1,-1));
    cout << f(n-1,x,cost,weight,dp) << '\n';
}

signed main() {
	ios_base::sync_with_stdio(false),cin.tie(nullptr);