結果
問題 | No.2375 watasou and hibit's baseball |
ユーザー | commy |
提出日時 | 2024-03-19 22:28:43 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 123 ms / 2,000 ms |
コード長 | 3,502 bytes |
コンパイル時間 | 1,236 ms |
コンパイル使用メモリ | 124,492 KB |
実行使用メモリ | 20,992 KB |
最終ジャッジ日時 | 2024-09-30 05:49:32 |
合計ジャッジ時間 | 3,619 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 | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,248 KB |
testcase_02 | AC | 1 ms
5,248 KB |
testcase_03 | AC | 25 ms
11,648 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 1 ms
5,248 KB |
testcase_06 | AC | 123 ms
20,992 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 9 ms
7,168 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 1 ms
5,248 KB |
testcase_11 | AC | 3 ms
5,248 KB |
testcase_12 | AC | 43 ms
20,992 KB |
testcase_13 | AC | 17 ms
11,648 KB |
testcase_14 | AC | 1 ms
5,248 KB |
testcase_15 | AC | 9 ms
5,248 KB |
testcase_16 | AC | 4 ms
5,248 KB |
testcase_17 | AC | 40 ms
20,992 KB |
testcase_18 | AC | 2 ms
5,248 KB |
testcase_19 | AC | 2 ms
5,248 KB |
testcase_20 | AC | 3 ms
5,248 KB |
testcase_21 | AC | 42 ms
20,864 KB |
testcase_22 | AC | 2 ms
5,248 KB |
testcase_23 | AC | 38 ms
20,992 KB |
testcase_24 | AC | 38 ms
20,864 KB |
testcase_25 | AC | 2 ms
5,248 KB |
testcase_26 | AC | 59 ms
20,992 KB |
testcase_27 | AC | 58 ms
20,864 KB |
testcase_28 | AC | 58 ms
20,992 KB |
testcase_29 | AC | 64 ms
20,864 KB |
testcase_30 | AC | 68 ms
20,992 KB |
testcase_31 | AC | 65 ms
20,992 KB |
testcase_32 | AC | 73 ms
20,864 KB |
testcase_33 | AC | 58 ms
20,992 KB |
testcase_34 | AC | 51 ms
20,992 KB |
testcase_35 | AC | 69 ms
20,992 KB |
testcase_36 | AC | 64 ms
20,992 KB |
testcase_37 | AC | 53 ms
20,992 KB |
testcase_38 | AC | 39 ms
20,992 KB |
ソースコード
#include <algorithm> #include <iostream> #include <numeric> #include <string> #include <tuple> #include <utility> #include <vector> #include <limits> #define rep(i, a, b) for (int i = int(a); i < int(b); i++) using namespace std; using ll = long long int; // NOLINT using P = pair<ll, ll>; // clang-format off #ifdef _DEBUG_ #define dump(...) do{ cerr << __LINE__ << ":\t" << #__VA_ARGS__ << " = "; debug_print(__VA_ARGS__); } while(false) template<typename T, typename... Ts> void debug_print(const T &t, const Ts &...ts) { cerr << t; ((cerr << ", " << ts), ...); cerr << endl; } #else #define dump(...) do{ } while(false) #endif template<typename T> vector<T> make_v(size_t a, T b) { return vector<T>(a, b); } template<typename... Ts> auto make_v(size_t a, Ts... ts) { return vector<decltype(make_v(ts...))>(a, make_v(ts...)); } template<typename T> bool chmin(T &a, const T& b) { if (a > b) {a = b; return true; } return false; } template<typename T> bool chmax(T &a, const T& b) { if (a < b) {a = b; return true; } return false; } template<typename T, typename... Ts> void print(const T& t, const Ts&... ts) { cout << t; ((cout << ' ' << ts), ...); cout << '\n'; } template<typename... Ts> void input(Ts&... ts) { (cin >> ... >> ts); } template<typename T> istream &operator,(istream &in, T &t) { return in >> t; } struct Inf { template<typename T> constexpr operator T() { return numeric_limits<T>::max() / 2; } }; // clang-format on #include <cmath> int popcount(ll bits) { bits = (bits & 0x5555555555555555LL) + (bits >> 1 & 0x5555555555555555LL); bits = (bits & 0x3333333333333333LL) + (bits >> 2 & 0x3333333333333333LL); bits = (bits & 0x0f0f0f0f0f0f0f0fLL) + (bits >> 4 & 0x0f0f0f0f0f0f0f0fLL); bits = (bits & 0x00ff00ff00ff00ffLL) + (bits >> 8 & 0x00ff00ff00ff00ffLL); bits = (bits & 0x0000ffff0000ffffLL) + (bits >> 16 & 0x0000ffff0000ffffLL); return (bits & 0x00000000ffffffffLL) + (bits >> 32 & 0x00000000ffffffffLL); } int main() { cin.tie(nullptr); ios::sync_with_stdio(false); int n, a, b; cin >> n >> a >> b; vector<int> x(n), y(n), k(n); rep(i,0,n){ cin >> x[i] >> y[i] >> k[i]; } auto dist = [&](int i, int j) -> int { return abs(x[i] - x[j]) + abs(y[i] - y[j]); }; const int bits = 1 << n; auto dp = make_v(bits, n + 1, n + 1, false); rep(i,0,n){ dp[1 << i][n][i] = true; } rep(bit, 1, bits) { rep(i,0,n+1) { rep(j,0,n+1){ if (!dp[bit][i][j]) continue; rep(t,0,n) { if ((bit >> t) & 1) continue; int dist1 = dist(j, t); int pop = popcount(bit); bool ok = false; if (pop == 1 && a <= dist1) ok = true; int diff = abs(k[t] - k[j]); if (b <= diff) ok = true; if (i != n) { int dist2 = dist(t, j) + dist(t, i); if (a <= dist2) { ok = true; } } if (ok) { dp[bit | 1 << t][j][t] = true; } } } } } int ans = 0; rep(bit,0,bits) { rep(i,0,n+1){ rep(j,0,n+1) { if (dp[bit][i][j]) { chmax(ans, popcount(bit)); } } } } print(ans); return 0; }