結果
問題 | No.2652 [Cherry 6th Tune N] Δρονε χιρχλινγ |
ユーザー | Aeren |
提出日時 | 2024-02-23 22:40:22 |
言語 | C++23 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 2,643 bytes |
コンパイル時間 | 3,593 ms |
コンパイル使用メモリ | 274,356 KB |
実行使用メモリ | 10,004 KB |
最終ジャッジ日時 | 2024-09-29 07:46:01 |
合計ジャッジ時間 | 28,039 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge5 |
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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 | 125 ms
5,248 KB |
testcase_02 | AC | 126 ms
5,248 KB |
testcase_03 | AC | 128 ms
5,248 KB |
testcase_04 | AC | 141 ms
5,248 KB |
testcase_05 | AC | 138 ms
5,248 KB |
testcase_06 | AC | 139 ms
5,248 KB |
testcase_07 | WA | - |
testcase_08 | WA | - |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | WA | - |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | WA | - |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | WA | - |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | AC | 105 ms
8,848 KB |
ソースコード
// #pragma GCC optimize("O3,unroll-loops") #include <bits/stdc++.h> // #include <x86intrin.h> using namespace std; #if __cplusplus >= 202002L using namespace numbers; #endif int main(){ cin.tie(0)->sync_with_stdio(0); cin.exceptions(ios::badbit | ios::failbit); auto __solve_tc = [&](auto __tc_num)->int{ int n, len; cin >> n >> len; vector<array<int, 2>> a(n); for(auto &[x, y]: a){ cin >> x >> y; } auto dist = [&](int i, int j)->int{ return abs(a[i][0] - a[j][0]) + abs(a[i][1] - a[j][1]); }; long long opt = numeric_limits<long long>::max(); vector<int> opt_order; { vector<int> order(n); iota(order.begin(), order.end(), 0); ranges::sort(order, [&](int i, int j){ return a[i][0] != a[j][0] ? a[i][0] < a[j][0] : a[i][1] < a[j][1]; }); vector<int> root; vector<int> next(n, -1); vector<int> active; for(auto i: order){ int p = *ranges::partition_point(ranges::iota_view(0, (int)active.size()), [&](int p){ return a[active[p]][1] < a[i][1]; }); if(p == (int)active.size()){ root.push_back(i); active.push_back(i); } else{ next[active[p]] = i; active[p] = i; } } vector<int> path; for(auto i = 0; i < (int)root.size(); ++ i){ for(auto u = root[i]; ~u; u = next[u]){ path.push_back(u); } } long long cost = 0; for(auto i = 0; i < (int)path.size() - 1; ++ i){ cost += dist(path[i], path[i + 1]); } if(opt > cost){ opt = cost; opt_order = path; } } { vector<int> order(n); iota(order.begin(), order.end(), 0); ranges::sort(order, [&](int i, int j){ return a[i][0] != a[j][0] ? a[i][0] < a[j][0] : a[i][1] > a[j][1]; }); vector<int> root; vector<int> next(n, -1); vector<int> active; for(auto i: order){ int p = *ranges::partition_point(ranges::iota_view(0, (int)active.size()), [&](int p){ return a[active[p]][1] > a[i][1]; }); if(p == (int)active.size()){ root.push_back(i); active.push_back(i); } else{ next[active[p]] = i; active[p] = i; } } vector<int> path; for(auto i = 0; i < (int)root.size(); ++ i){ for(auto u = root[i]; ~u; u = next[u]){ path.push_back(u); } } long long cost = 0; for(auto i = 0; i < (int)path.size() - 1; ++ i){ cost += dist(path[i], path[i + 1]); } if(opt > cost){ opt = cost; opt_order = path; } } cout << n << "\n"; for(auto i: opt_order){ cout << a[i][0] << " " << a[i][1] << "\n"; } return 0; }; int __tc_cnt; cin >> __tc_cnt; for(auto __tc_num = 0; __tc_num < __tc_cnt; ++ __tc_num){ __solve_tc(__tc_num); } return 0; } /* */