結果
問題 | No.2492 Knapsack Problem? |
ユーザー | moharan627 |
提出日時 | 2023-10-06 22:04:42 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 3 ms / 2,000 ms |
コード長 | 6,551 bytes |
コンパイル時間 | 5,381 ms |
コンパイル使用メモリ | 308,500 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-26 16:09:29 |
合計ジャッジ時間 | 5,791 ms |
ジャッジサーバーID (参考情報) |
judge3 / 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 | 2 ms
5,376 KB |
testcase_10 | AC | 3 ms
5,376 KB |
testcase_11 | AC | 2 ms
5,376 KB |
ソースコード
#if !__INCLUDE_LEVEL__ #include __FILE__ int main() { int N,W;cin >> N >> W; ll Ans = -1; rep(i,N){ ll v,w;cin >> v >> w; if(w<=W)chmax(Ans,v); } cout << Ans << "\n"; } #else // tie(a, b, c) = t // repをllにしているので時間ギリギリならintに変換 #include <bits/stdc++.h> #include <atcoder/all> using namespace std; using namespace atcoder; #define rep(i, n) for (long long int i = 0; i < n; i++) #define rrep(i, n) for (long long int i = n - 1; i >= 0; i--) #define range(i, m, n) for (long long int i = m; i < n; i++) #define fore(i, a) for (auto &i : a) #define all(v) v.begin(), v.end() #define rall(v) v.rbegin(), v.rend() #define Sum(v) accumulate(all(v), 0LL) #define minv(v) *min_element(all(v)) #define maxv(v) *max_element(all(v)) #define fi first #define se second typedef long long ll; typedef vector<ll> vl; typedef vector<vector<ll> > vvl; const ll INF = 1LL << 60; const ll MOD1 = 1000000007; const ll MOD2 = 998244353; template <class T> inline bool chmax(T &a, T b) { if (a < b) { a = b; return 1; } return 0; } template <class T> inline bool chmin(T &a, T b) { if (a > b) { a = b; return 1; } return 0; } ll SN(char s) { return ll(s - '0'); } ll SN(string s) { return stoll(s); } int alpN(char s) { return int(s - 'a'); } int AlpN(char s) { return int(s - 'A'); } int Nalp(int n) { return char(n + 97); } int NAlp(int n) { return char(n + 65); } using mint = modint; using mint1 = modint1000000007; using mint2 = modint998244353; using pll = pair<long long, long long>; template <class T> ostream &operator<<(ostream &o, const vector<T> &v) { for (int i = 0; i < (int)v.size(); i++) o << (i > 0 ? " " : "") << v[i]; return o; } // vector空白区切り出力 template <class T, class U> ostream &operator<<(ostream &o, pair<T, U> &p) { o << "(" << p.first << ", " << p.second << ")"; return o; } ostream &operator<<(ostream &os, const mint1 &N) { return os << N.val(); } // mint出力。デフォはmint1 ostream &operator<<(ostream &os, const mint2 &N) { return os << N.val(); } template <class T> bool contain(const std::string &s, const T &v) { return s.find(v) != std::string::npos; } ll max(int x, ll y) { return max((ll)x, y); } ll max(ll x, int y) { return max(x, (ll)y); } ll min(int x, ll y) { return min((ll)x, y); } ll min(ll x, int y) { return min(x, (ll)y); } template <typename T = int> struct Edge { int from, to; T cost; int idx; Edge() = default; Edge(int from, int to, T cost = 1, int idx = -1) : from(from), to(to), cost(cost), idx(idx) {} operator int() const { return to; } }; template <typename T = int> struct Graph { vector<vector<Edge<T> > > g; int es; Graph() = default; explicit Graph(int n) : g(n), es(0) {} size_t size() const { return g.size(); } void add_directed_edge(int from, int to, T cost = 1) { g[from].emplace_back(from, to, cost, es++); } void add_edge(int from, int to, T cost = 1) { g[from].emplace_back(from, to, cost, es); g[to].emplace_back(to, from, cost, es++); } void read(int M, int padding = -1, bool weighted = false, bool directed = false) { for (int i = 0; i < M; i++) { int a, b; cin >> a >> b; a += padding; b += padding; T c = T(1); if (weighted) cin >> c; if (directed) add_directed_edge(a, b, c); else add_edge(a, b, c); } } inline vector<Edge<T> > &operator[](const int &k) { return g[k]; } inline const vector<Edge<T> > &operator[](const int &k) const { return g[k]; } }; template <typename T = int> using Edges = vector<Edge<T> >; template <typename T> using Matrix = vector<vector<T> >; // unorderd_mapの拡張…https://qiita.com/hamamu/items/4d081751b69aa3bb3557 template <class T> size_t HashCombine(const size_t seed, const T &v) { return seed ^ (std::hash<T>()(v) + 0x9e3779b9 + (seed << 6) + (seed >> 2)); } /* pair用 */ template <class T, class S> struct std::hash<std::pair<T, S> > { size_t operator()(const std::pair<T, S> &keyval) const noexcept { return HashCombine(std::hash<T>()(keyval.first), keyval.second); } }; /* vector用 */ template <class T> struct std::hash<std::vector<T> > { size_t operator()(const std::vector<T> &keyval) const noexcept { size_t s = 0; for (auto &&v : keyval) s = HashCombine(s, v); return s; } }; /* tuple用 */ template <int N> struct HashTupleCore { template <class Tuple> size_t operator()(const Tuple &keyval) const noexcept { size_t s = HashTupleCore<N - 1>()(keyval); return HashCombine(s, std::get<N - 1>(keyval)); } }; template <> struct HashTupleCore<0> { template <class Tuple> size_t operator()(const Tuple &keyval) const noexcept { return 0; } }; template <class... Args> struct std::hash<std::tuple<Args...> > { size_t operator()(const tuple<Args...> &keyval) const noexcept { return HashTupleCore<tuple_size<tuple<Args...> >::value>()(keyval); } }; ll ceil(ll a, ll b) { return (a + b - 1) / b; } struct string_converter { char start = 0; char type(const char &c) const { return (islower(c) ? 'a' : isupper(c) ? 'A' : isdigit(c) ? '0' : 0); } int convert(const char &c) { if (!start) start = type(c); return c - start; } int convert(const char &c, const string &chars) { return chars.find(c); } template <typename T> auto convert(const T &v) { vector<decltype(convert(v[0]))> ret; ret.reserve(v.size()); for (auto &&e : v) ret.emplace_back(convert(e)); return ret; } template <typename T> auto convert(const T &v, const string &chars) { vector<decltype(convert(v[0], chars))> ret; ret.reserve(v.size()); for (auto &&e : v) ret.emplace_back(convert(e, chars)); return ret; } int operator()(const char &v, char s = 0) { start = s; return convert(v); } int operator()(const char &v, const string &chars) { return convert(v, chars); } template <typename T> auto operator()(const T &v, char s = 0) { start = s; return convert(v); } template <typename T> auto operator()(const T &v, const string &chars) { return convert(v, chars); } } toint; #endif