結果
問題 | No.2866 yuusaan's Knapsack |
ユーザー | 👑 AngrySadEight |
提出日時 | 2024-08-30 22:59:35 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 56 ms / 2,000 ms |
コード長 | 4,588 bytes |
コンパイル時間 | 4,643 ms |
コンパイル使用メモリ | 224,264 KB |
実行使用メモリ | 62,740 KB |
最終ジャッジ日時 | 2024-09-26 14:37:32 |
合計ジャッジ時間 | 6,393 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 | 4 ms
6,356 KB |
testcase_01 | AC | 4 ms
5,376 KB |
testcase_02 | AC | 4 ms
6,948 KB |
testcase_03 | AC | 3 ms
5,376 KB |
testcase_04 | AC | 3 ms
5,376 KB |
testcase_05 | AC | 2 ms
5,376 KB |
testcase_06 | AC | 46 ms
52,428 KB |
testcase_07 | AC | 37 ms
42,140 KB |
testcase_08 | AC | 52 ms
53,948 KB |
testcase_09 | AC | 46 ms
51,304 KB |
testcase_10 | AC | 40 ms
46,140 KB |
testcase_11 | AC | 38 ms
42,900 KB |
testcase_12 | AC | 44 ms
49,644 KB |
testcase_13 | AC | 42 ms
46,692 KB |
testcase_14 | AC | 40 ms
45,068 KB |
testcase_15 | AC | 42 ms
48,372 KB |
testcase_16 | AC | 36 ms
40,328 KB |
testcase_17 | AC | 50 ms
57,016 KB |
testcase_18 | AC | 36 ms
40,376 KB |
testcase_19 | AC | 48 ms
54,996 KB |
testcase_20 | AC | 45 ms
49,116 KB |
testcase_21 | AC | 44 ms
49,612 KB |
testcase_22 | AC | 39 ms
44,288 KB |
testcase_23 | AC | 56 ms
62,740 KB |
testcase_24 | AC | 34 ms
38,336 KB |
testcase_25 | AC | 47 ms
51,740 KB |
testcase_26 | AC | 48 ms
51,172 KB |
testcase_27 | AC | 4 ms
6,204 KB |
testcase_28 | AC | 47 ms
49,484 KB |
ソースコード
#pragma GCC target("avx2") #pragma GCC optimize("O3") #pragma GCC optimize("unroll-loops") #include <algorithm> #include <atcoder/all> #include <bitset> #include <cassert> #include <cmath> #include <ctime> #include <functional> #include <iomanip> #include <iostream> #include <map> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> using namespace std; using namespace atcoder; typedef long long ll; #define rep(i, n) for (int i = 0; i < (int)(n); i++) #define repr(i, n) for (int i = (int)(n) - 1; i >= 0; i--) #define repk(i, k, n) for (int i = k; i < (int)(n); i++) #define all(v) v.begin(), v.end() #define mod1 1000000007 #define mod2 998244353 #define mod3 100000007 #define vi vector<int> #define vs vector<string> #define vc vector<char> #define vl vector<ll> #define vb vector<bool> #define vvi vector<vector<int>> #define vvc vector<vector<char>> #define vvl vector<vector<ll>> #define vvb vector<vector<bool>> #define vvvi vector<vector<vector<int>>> #define vvvl vector<vector<vector<ll>>> #define pii pair<int, int> #define pil pair<int, ll> #define pli pair<ll, int> #define pll pair<ll, ll> #define vpii vector<pair<int, int>> #define vpll vector<pair<ll, ll>> #define vvpii vector<vector<pair<int, int>>> #define vvpll vector<vector<pair<ll, ll>>> using mint = modint998244353; template <typename T> void debug(T e) { cerr << e << endl; } template <typename T> void debug(vector<T> &v) { rep(i, v.size()) { cerr << v[i] << " "; } cerr << endl; } template <typename T> void debug(vector<vector<T>> &v) { rep(i, v.size()) { rep(j, v[i].size()) { cerr << v[i][j] << " "; } cerr << endl; } } template <typename T> void debug(vector<pair<T, T>> &v) { rep(i, v.size()) { cerr << v[i].first << " " << v[i].second << endl; } } template <typename T> void debug(set<T> &st) { for (auto itr = st.begin(); itr != st.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(multiset<T> &ms) { for (auto itr = ms.begin(); itr != ms.end(); itr++) { cerr << *itr << " "; } cerr << endl; } template <typename T> void debug(map<T, T> &mp) { for (auto itr = mp.begin(); itr != mp.end(); itr++) { cerr << itr->first << " " << itr->second << endl; } } void debug_out() { cerr << endl; } template <typename Head, typename... Tail> void debug_out(Head H, Tail... T) { cerr << H << " "; debug_out(T...); } int main() { ll N, W; cin >> N >> W; vector<ll> v(N); vector<ll> w(N); for (ll i = 0; i < N; i++) { cin >> v[i] >> w[i]; } ll INF = 100000000000023; vector<vector<ll>> dp1(N + 1, vector<ll>(W + 1 + 30000, -INF)); vector<vector<ll>> dp2(N + 1, vector<ll>(W + 1 + 30000, 0)); dp1[0][10000] = 0; dp2[0][10000] = 1; for (ll i = 0; i < N; i++) { for (ll j = 0; j <= W + 30000; j++) { // 選ばないとき ll next = dp1[i][j]; if (dp1[i + 1][j] < next) { dp2[i + 1][j] = dp2[i][j]; dp1[i + 1][j] = next; } else if (dp1[i + 1][j] == next) { dp2[i + 1][j] = (dp2[i + 1][j] + dp2[i][j]) % mod2; dp1[i + 1][j] = next; } // 選ぶとき ll nv = j + w[i]; if (nv >= 0 && nv <= W + 30000) { ll next = dp1[i][j] + v[i]; if (dp1[i + 1][nv] < next) { dp2[i + 1][nv] = dp2[i][j]; dp1[i + 1][nv] = next; } else if (dp1[i + 1][nv] == next) { dp2[i + 1][nv] = (dp2[i + 1][nv] + dp2[i][j]) % mod2; dp1[i + 1][nv] = next; } } } } /*for (ll i = 0; i <= N; i++) { for (ll j = -10; j <= 10; j++) { cout << dp1[i][10000 + j] << " "; } cout << endl; } for (ll i = 0; i <= N; i++) { for (ll j = -10; j <= 10; j++) { cout << dp2[i][10000 + j] << " "; } cout << endl; }*/ ll max_ans = -INF; ll max_idx = -1; for (ll i = 0; i <= W + 10000; i++) { if (dp1[N][i] > max_ans) { max_ans = dp1[N][i]; } } ll ans = 0; for (ll i = 0; i <= W + 10000; i++) { if (dp1[N][i] == max_ans) { ans += dp2[N][i]; ans %= mod2; } } cout << max_ans << " " << ans << endl; }