結果
問題 |
No.3076 Goodstuff Deck Builder
|
ユーザー |
![]() |
提出日時 | 2025-03-28 22:09:50 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,017 bytes |
コンパイル時間 | 3,710 ms |
コンパイル使用メモリ | 294,272 KB |
実行使用メモリ | 341,660 KB |
最終ジャッジ日時 | 2025-03-28 22:10:11 |
合計ジャッジ時間 | 8,365 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge3 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 2 WA * 4 TLE * 1 -- * 29 |
ソースコード
// #pragma GCC target("avx2") // #pragma GCC optimize("O3") // #pragma GCC optimize("unroll-loops") #include<bits/stdc++.h> using namespace std; using uint = unsigned int; using ll = long long; using ull = unsigned long long; using ld = long double; template<class T> using V = vector<T>; template<class T> using VV = V<V<T>>; template<class T> using VVV = V<VV<T>>; template<class T> using VVVV = VV<VV<T>>; #define rep(i,n) for(ll i=0ll;(i)<(n);(i)++) #define REP(i,a,n) for(ll i=(a);(i)<(n);(i)++) #define rrep(i,n) for(ll i=(n)-1;(i)>=(0ll);(i)--) #define RREP(i,a,n) for(ll i=(n)-1;(i)>=(a);(i)--) const long long INF = (1LL << 60); const long long mod99 = 998244353; const long long mod107 = 1000000007; const long long mod = mod99; #define eb emplace_back #define be(v) (v).begin(),(v).end() #define all(v) (v).begin(),(v).end() #define foa(i,v) for(auto& (i) : (v)) #define UQ(v) sort(be(v)), (v).erase(unique(be(v)), (v).end()) #define UQ2(v,cmp) sort(be(v)), (v).erase(unique(be(v),cmp), (v).end()) #define UQ3(v,cmp) sort(be(v),cmp), (v).erase(unique(be(v)), (v).end()) #define UQ4(v,cmp,cmp2) sort(be(v), cmp), (v).erase(unique(be(v),cmp2), (v).end()) #define LB(x,v) (lower_bound(be(v),(x))-(v).begin()) #define LB2(x,v,cmp) (lower_bound(be(v),(x),(cmp))-(v).begin()) #define UB(x,v) (upper_bound(be(v),(x))-(v).begin()) #define UB2(x,v,cmp) (upper_bound(be(v),(x),(cmp))-(v).begin()) #define dout() cout << fixed << setprecision(20) #define randinit() srand((unsigned)time(NULL)) template<class T, class U> bool chmin(T& t, const U& u) { if (t > u){ t = u; return 1;} return 0; } template<class T, class U> bool chmax(T& t, const U& u) { if (t < u){ t = u; return 1;} return 0; } ll Rnd(ll L=0, ll R=mod99){return rand()%(R-L)+L;} void solve(){ ll n,m; cin >> n >> m; ll ans = 0; V<pair<ll,ll>> c; rep(i,n){ ll x,y; cin >> x >> y; if(x == 0) ans += y; else c.eb(-x, -y); } sort(be(c)); V<pair<ll,ll>> d = c; for(auto&[x,y]:c) x = -x, y = -y; n = c.size(); map<tuple<ll,ll,ll>, ll> mp; auto dfs = [&](auto&&dfs, ll idx, ll rest, ll count) -> ll { // cout << idx << " " << rest << " " << count << endl; if(idx == n or rest < (1<<count)) return 0; if(mp.count({idx, rest, count})) return mp[{idx, rest, count}]; ll ans = 0; ll x = dfs(dfs, idx+1, rest, count); chmax(ans, x); { auto[a,b] = c[idx]; ll re = rest - (a << count); pair<ll,ll> xx = {-re, -INF}; ll id = LB(xx, d); chmax(id, idx+1); ll y = b + dfs(dfs, id, re, count+1); chmax(ans, y); } // cout << idx << " " << rest << " " << count << " " << ans << endl; return mp[{idx, rest, count}] = ans; }; cout << ans + dfs(dfs, 0, m, 0) << endl; } int main(){ cin.tie(nullptr); ios::sync_with_stdio(false); int t=1; // cin >> t; rep(i,t) solve(); }