結果
問題 | No.951 【本日限定】1枚頼むともう1枚無料! |
ユーザー | hitonanode |
提出日時 | 2019-12-14 00:13:27 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 160 ms / 2,000 ms |
コード長 | 4,239 bytes |
コンパイル時間 | 2,042 ms |
コンパイル使用メモリ | 184,420 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-06-27 23:07:50 |
合計ジャッジ時間 | 7,437 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 2 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 2 ms
5,376 KB |
testcase_07 | AC | 2 ms
5,376 KB |
testcase_08 | AC | 2 ms
5,376 KB |
testcase_09 | AC | 5 ms
5,376 KB |
testcase_10 | AC | 5 ms
5,376 KB |
testcase_11 | AC | 4 ms
5,376 KB |
testcase_12 | AC | 33 ms
5,376 KB |
testcase_13 | AC | 110 ms
5,376 KB |
testcase_14 | AC | 20 ms
5,376 KB |
testcase_15 | AC | 19 ms
5,376 KB |
testcase_16 | AC | 28 ms
5,376 KB |
testcase_17 | AC | 28 ms
5,376 KB |
testcase_18 | AC | 2 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 4 ms
5,376 KB |
testcase_22 | AC | 2 ms
5,376 KB |
testcase_23 | AC | 3 ms
5,376 KB |
testcase_24 | AC | 148 ms
5,376 KB |
testcase_25 | AC | 156 ms
5,376 KB |
testcase_26 | AC | 142 ms
5,376 KB |
testcase_27 | AC | 142 ms
5,376 KB |
testcase_28 | AC | 157 ms
5,376 KB |
testcase_29 | AC | 157 ms
5,376 KB |
testcase_30 | AC | 2 ms
5,376 KB |
testcase_31 | AC | 2 ms
5,376 KB |
testcase_32 | AC | 2 ms
5,376 KB |
testcase_33 | AC | 4 ms
5,376 KB |
testcase_34 | AC | 5 ms
5,376 KB |
testcase_35 | AC | 151 ms
5,376 KB |
testcase_36 | AC | 149 ms
5,376 KB |
testcase_37 | AC | 156 ms
5,376 KB |
testcase_38 | AC | 158 ms
5,376 KB |
testcase_39 | AC | 158 ms
5,376 KB |
testcase_40 | AC | 138 ms
5,376 KB |
testcase_41 | AC | 139 ms
5,376 KB |
testcase_42 | AC | 140 ms
5,376 KB |
testcase_43 | AC | 142 ms
5,376 KB |
testcase_44 | AC | 141 ms
5,376 KB |
testcase_45 | AC | 142 ms
5,376 KB |
testcase_46 | AC | 156 ms
5,376 KB |
testcase_47 | AC | 160 ms
5,376 KB |
testcase_48 | AC | 159 ms
5,376 KB |
testcase_49 | AC | 156 ms
5,376 KB |
testcase_50 | AC | 154 ms
5,376 KB |
testcase_51 | AC | 159 ms
5,376 KB |
testcase_52 | AC | 98 ms
5,376 KB |
testcase_53 | AC | 119 ms
5,376 KB |
testcase_54 | AC | 73 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using lint = long long int; using pint = pair<int, int>; using plint = pair<lint, lint>; struct fast_ios { fast_ios(){ cin.tie(0); ios::sync_with_stdio(false); cout << fixed << setprecision(20); }; } fast_ios_; #define ALL(x) (x).begin(), (x).end() #define SZ(x) ((lint)(x).size()) #define POW2(n) (1LL << (n)) #define FOR(i, begin, end) for(int i=(begin),i##_end_=(end);i<i##_end_;i++) #define IFOR(i, begin, end) for(int i=(end)-1,i##_begin_=(begin);i>=i##_begin_;i--) #define REP(i, n) FOR(i,0,n) #define IREP(i, n) IFOR(i,0,n) template<typename T> void ndarray(vector<T> &vec, int len) { vec.resize(len); } template<typename T, typename... Args> void ndarray(vector<T> &vec, int len, Args... args) { vec.resize(len); for (auto &v : vec) ndarray(v, args...); } template<typename T> bool mmax(T &m, const T q) { if (m < q) {m = q; return true;} else return false; } template<typename T> bool mmin(T &m, const T q) { if (m > q) {m = q; return true;} else return false; } template<typename T1, typename T2> pair<T1, T2> operator+(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first + r.first, l.second + r.second); } template<typename T1, typename T2> pair<T1, T2> operator-(const pair<T1, T2> &l, const pair<T1, T2> &r) { return make_pair(l.first - r.first, l.second - r.second); } template<typename T> istream &operator>>(istream &is, vector<T> &vec){ for (auto &v : vec) is >> v; return is; } ///// This part below is only for debug, not used ///// template<typename T> ostream &operator<<(ostream &os, const vector<T> &vec){ os << "["; for (auto v : vec) os << v << ","; os << "]"; return os; } template<typename T> ostream &operator<<(ostream &os, const deque<T> &vec){ os << "deq["; for (auto v : vec) os << v << ","; os << "]"; return os; } template<typename T> ostream &operator<<(ostream &os, const set<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T> ostream &operator<<(ostream &os, const unordered_set<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T> ostream &operator<<(ostream &os, const multiset<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T> ostream &operator<<(ostream &os, const unordered_multiset<T> &vec){ os << "{"; for (auto v : vec) os << v << ","; os << "}"; return os; } template<typename T1, typename T2> ostream &operator<<(ostream &os, const pair<T1, T2> &pa){ os << "(" << pa.first << "," << pa.second << ")"; return os; } template<typename TK, typename TV> ostream &operator<<(ostream &os, const map<TK, TV> &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } template<typename TK, typename TV> ostream &operator<<(ostream &os, const unordered_map<TK, TV> &mp){ os << "{"; for (auto v : mp) os << v.first << "=>" << v.second << ","; os << "}"; return os; } #define dbg(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ") " << __FILE__ << endl; ///// END ///// /* #include <ext/pb_ds/assoc_container.hpp> #include <ext/pb_ds/tree_policy.hpp> #include <ext/pb_ds/tag_and_trait.hpp> using namespace __gnu_pbds; // find_by_order(), order_of_key() template<typename TK> using pbds_set = tree<TK, null_type, less<TK>, rb_tree_tag, tree_order_statistics_node_update>; template<typename TK, typename TV> using pbds_map = tree<TK, TV, less<TK>, rb_tree_tag, tree_order_statistics_node_update>; */ int main() { int N, K; cin >> N >> K; vector<pint> PD(N); REP(i, N) cin >> PD[i].first >> PD[i].second; sort(PD.rbegin(), PD.rend()); vector<vector<int>> dp; ndarray(dp, 2, K + 1); REP(j, K + 1) REP(k, 2) dp[k][j] = -1e9; dp[0][K] = 0; for (auto p : PD) { vector<vector<int>> dpnew = dp; REP(d, 2) REP(j, K + 1) { if (dp[d][j] >= 0) { if (j - p.first >= 0) mmax(dpnew[1][j - p.first], dp[d][j] + p.second); } } REP(j, K + 1) if (dp[1][j] >= 0) mmax(dpnew[0][j], dp[1][j] + p.second); dp = dpnew; } int ret = 0; REP(k, 2) REP(j, K + 1) mmax(ret, dp[k][j]); cout << ret << endl; }