結果
問題 | No.2694 The Early Bird Catches The Worm |
ユーザー |
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提出日時 | 2024-03-22 21:51:45 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 43 ms / 2,000 ms |
コード長 | 3,499 bytes |
コンパイル時間 | 1,423 ms |
コンパイル使用メモリ | 139,896 KB |
実行使用メモリ | 6,528 KB |
最終ジャッジ日時 | 2024-09-30 11:20:18 |
合計ジャッジ時間 | 5,406 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 4 |
other | AC * 72 |
ソースコード
#include <iostream>#include <cstdio>#include <cstdlib>#include <algorithm>#include <cmath>#include <vector>#include <set>#include <map>#include <unordered_set>#include <unordered_map>#include <queue>#include <ctime>#include <cassert>#include <complex>#include <string>#include <cstring>#include <chrono>#include <random>#include <bitset>#include <fstream>#include <array>#include <functional>#include <stack>#include <memory>using namespace std;#define int long long#define ii pair <int, int>#define app push_back#define all(a) a.begin(), a.end()#define bp __builtin_popcountll#define ll long long#define mp make_pair#define x first#define y second#define Time (double)clock()/CLOCKS_PER_SEC#define munq(a) sort(all(a)); a.resize(unique(all(a))-a.begin())#define sz(a) ((int)a.size())#ifdef LOCAL#define debug(...) [](auto...a){ ((cerr << a << ' '), ...) << endl; }(#__VA_ARGS__, ":", __VA_ARGS__)#else#define debug(...)#endif#define FORI(i,a,b) for (int i = (a); i < (b); ++i)#define FOR(i,a) FORI(i,0,a)#define ROFI(i,a,b) for (int i = (b)-1; i >= (a); --i)#define ROF(i,a) ROFI(i,0,a)#define rep(a) FOR(_,a)#define each(a,x) for (auto& a: x)#define FORN(i, n) FORI(i, 1, n + 1)using vi = vector<int>;template <typename T>std::istream& operator >>(std::istream& input, std::pair <T, T> & data){input >> data.x >> data.y;return input;}template <typename T>std::istream& operator >>(std::istream& input, std::vector<T>& data){for (T& x : data)input >> x;return input;}template <typename T>std::ostream& operator <<(std::ostream& output, const pair <T, T> & data){output << "(" << data.x << "," << data.y << ")";return output;}template <typename T>std::ostream& operator <<(std::ostream& output, const std::vector<T>& data){for (const T& x : data)output << x << " ";return output;}ll div_up(ll a, ll b) { return a/b+((a^b)>0&&a%b); } // divide a by b rounded upll div_down(ll a, ll b) { return a/b-((a^b)<0&&a%b); } // divide a by b rounded downll math_mod(ll a, ll b) { return a - b * div_down(a, b); }#define tcT template<class T#define tcTU tcT, class UtcT> using V = vector<T>;tcT> bool ckmin(T& a, const T& b) {return b < a ? a = b, 1 : 0;} // set a = min(a,b)tcT> bool ckmax(T& a, const T& b) {return a < b ? a = b, 1 : 0;}tcT> vector <T> presum(vector <T> &a) {vector <T> p(a.size() + 1);FOR (i, a.size()) {p[i + 1] = p[i] + a[i];}return p;}tcT> vector <T> sufsum(vector <T> &a) {vector <T> p(a.size() + 1);for (int i = (int)a.size() - 1; i >= 0; --i) {p[i] = p[i + 1] + a[i];}return p;}ll gcd(ll a, ll b) {while (b) {tie(a, b) = mp(b, a % b);}return a;}int Bit(int mask, int bit) { return (mask >> bit) & 1; }signed main() {#ifdef LOCAL#else#define endl '\n'ios_base::sync_with_stdio(0); cin.tie(0);#endifint n, h;cin>>n>>h;vi a(n),b(n);cin>>a>>b;int ans = 0, f = 0, s = 0, sb = 0;int r = -1;FOR(l,n) {if (r >= l) {f -= sb;s -= a[l - 1];sb -= b[l - 1];}else {r = l;}while (r<n&&f + b[r] * (r - l + 1) <= h) {f += b[r] * (r - l + 1);s += a[r];sb += b[r];r++;}debug(l,r,f,s,sb);ckmax(ans,s);}cout<<ans<<endl;}