結果
問題 | No.1306 Exactly 2 Digits |
ユーザー | t33f |
提出日時 | 2020-12-06 13:35:00 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
RE
|
実行時間 | - |
コード長 | 4,929 bytes |
コンパイル時間 | 1,458 ms |
コンパイル使用メモリ | 124,980 KB |
実行使用メモリ | 25,836 KB |
平均クエリ数 | 1018.09 |
最終ジャッジ日時 | 2024-07-17 09:56:18 |
合計ジャッジ時間 | 46,224 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge1 |
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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 | RE | - |
testcase_01 | RE | - |
testcase_02 | RE | - |
testcase_03 | RE | - |
testcase_04 | RE | - |
testcase_05 | RE | - |
testcase_06 | RE | - |
testcase_07 | RE | - |
testcase_08 | RE | - |
testcase_09 | RE | - |
testcase_10 | RE | - |
testcase_11 | RE | - |
testcase_12 | RE | - |
testcase_13 | RE | - |
testcase_14 | RE | - |
testcase_15 | RE | - |
testcase_16 | RE | - |
testcase_17 | RE | - |
testcase_18 | RE | - |
testcase_19 | RE | - |
testcase_20 | RE | - |
testcase_21 | RE | - |
testcase_22 | RE | - |
testcase_23 | RE | - |
testcase_24 | RE | - |
testcase_25 | RE | - |
testcase_26 | RE | - |
testcase_27 | RE | - |
testcase_28 | RE | - |
testcase_29 | RE | - |
testcase_30 | RE | - |
testcase_31 | RE | - |
testcase_32 | RE | - |
testcase_33 | RE | - |
testcase_34 | RE | - |
testcase_35 | RE | - |
testcase_36 | RE | - |
testcase_37 | RE | - |
testcase_38 | RE | - |
testcase_39 | RE | - |
testcase_40 | RE | - |
testcase_41 | RE | - |
testcase_42 | RE | - |
testcase_43 | RE | - |
testcase_44 | RE | - |
testcase_45 | RE | - |
testcase_46 | RE | - |
testcase_47 | RE | - |
testcase_48 | RE | - |
testcase_49 | RE | - |
testcase_50 | RE | - |
testcase_51 | RE | - |
testcase_52 | RE | - |
testcase_53 | RE | - |
testcase_54 | RE | - |
testcase_55 | RE | - |
testcase_56 | RE | - |
testcase_57 | RE | - |
testcase_58 | RE | - |
testcase_59 | RE | - |
testcase_60 | RE | - |
testcase_61 | RE | - |
testcase_62 | RE | - |
testcase_63 | RE | - |
testcase_64 | RE | - |
testcase_65 | RE | - |
testcase_66 | RE | - |
testcase_67 | RE | - |
testcase_68 | RE | - |
testcase_69 | RE | - |
testcase_70 | RE | - |
testcase_71 | RE | - |
testcase_72 | RE | - |
testcase_73 | RE | - |
testcase_74 | RE | - |
testcase_75 | RE | - |
testcase_76 | RE | - |
testcase_77 | RE | - |
testcase_78 | RE | - |
testcase_79 | RE | - |
testcase_80 | RE | - |
testcase_81 | RE | - |
testcase_82 | RE | - |
testcase_83 | RE | - |
testcase_84 | RE | - |
testcase_85 | RE | - |
testcase_86 | RE | - |
testcase_87 | RE | - |
testcase_88 | RE | - |
testcase_89 | RE | - |
testcase_90 | RE | - |
testcase_91 | RE | - |
testcase_92 | RE | - |
testcase_93 | RE | - |
testcase_94 | RE | - |
testcase_95 | RE | - |
testcase_96 | RE | - |
testcase_97 | RE | - |
testcase_98 | RE | - |
testcase_99 | RE | - |
testcase_100 | RE | - |
testcase_101 | RE | - |
testcase_102 | RE | - |
testcase_103 | RE | - |
testcase_104 | RE | - |
testcase_105 | RE | - |
testcase_106 | RE | - |
testcase_107 | RE | - |
testcase_108 | RE | - |
testcase_109 | RE | - |
testcase_110 | RE | - |
testcase_111 | RE | - |
testcase_112 | RE | - |
testcase_113 | RE | - |
testcase_114 | RE | - |
testcase_115 | RE | - |
testcase_116 | RE | - |
testcase_117 | RE | - |
testcase_118 | RE | - |
testcase_119 | RE | - |
testcase_120 | RE | - |
testcase_121 | RE | - |
testcase_122 | RE | - |
ソースコード
#include <numeric> #include <random> #include <map> #include <algorithm> #include <cassert> #include <vector> #include <iostream> using namespace std; bool interactive = true; pair<int, int> diff(int x, int y, int n) { int p = x / n - y / n, q = x % n - y % n; if (p < q) swap(p, q); return {p, q}; } int n = -1; int qcount = 0; vector<int> ans; template<typename T> void random_shuffle(vector<T> &a) { mt19937 mt{ random_device{}() }; for (int i = a.size() - 1; i >= 1; i--) { uniform_int_distribution<int> dist(0, i); int j = dist(mt); if (i != j) swap(a[i], a[j]); } } void initialize_ans(int size) { n = size; ans.resize(n * n - n); iota(ans.begin(), ans.end(), n); random_shuffle(ans); // ans = {3, 5, 6, 8, 4, 7}; cerr << "initialize with size = " << size << endl; cerr << "ans ="; for (int x : ans) cerr << ' ' << x; cerr << endl; } int getsize() { int tmp; cin >> tmp; if (cin.eof()) { interactive = false; initialize_ans(10); return n; } return n = tmp; } pair<int, int> query(int i, int j) { ++qcount; assert(qcount <= (n * n - n) / 2 * 3); if (!interactive) { auto [p, q] = diff(ans[i], ans[j], n); cerr << "? " << i << ' ' << j << endl; cerr << p << ' ' << q << endl; return {p, q}; } else { cout << "? " << i << ' ' << j << endl; int x, y; cin >> x >> y; return {x, y}; } } void answer(vector<int>& r) { if (!interactive) { cerr << '!'; for (int x : r) cerr << ' ' << x; cerr << endl; assert(r.size() == n * n - n); for (int i = 0; i < r.size(); i++) { assert(r[i] == ans[i]); } } else { cout << '!'; for (int x : r) cout << ' ' << x; cout << endl; } } int main() { int n = getsize(); vector<pair<int, int> > res(n*n-n); vector<int> ans(n*n-n, 0); for (int i = 1; i < n * n - n; i++) { res[i] = query(0, i); } auto sum = [](pair<int, int> x) { return x.first + x.second; }; auto cmp = [sum](pair<int, int> x, pair<int, int> y) { return sum(x) < sum(y); }; int idx10 = max_element(res.begin(), res.end(), cmp) - res.begin(); if (sum(res[idx10]) < 0) idx10 = 0; int idxnn = min_element(res.begin(), res.end(), cmp) - res.begin(); if (sum(res[idxnn]) > 0) idxnn = 0; // cerr << idx10 << ' ' << idxnn << endl; if (idx10 == 0) ans[0] = n; else if (idxnn == 0) ans[0] = n * n - 1; else { for (int x = n; x < n * n; x++) if (diff(x, n, n) == res[idx10] && diff(x, n * n - 1, n) == res [idxnn]) { assert(ans[0] == 0); ans[0] = x; } } // cerr << "a[0] = " << ans[0] << endl; map<pair<int, int>, vector<int> > idx_of; for (int i = 1; i < n * n - n; i++) idx_of[res[i]].push_back(i); for (auto &[k, v] : idx_of) { auto [p, q] = k; // cerr << p << ' ' << q << " =>"; // for (int x : v) cerr << ' ' << x; // cerr << endl; } for (auto &[k, v] : idx_of) { auto [p, q] = k; int a0 = ans[0] / n - p, a1 = ans[0] % n - q, b0 = ans[0] / n - q, b1 = ans[0] % n - p; auto ok = [n](int x) { return 0 <= x && x < n; }; int a = ok(a0) && ok(a1) ? (ans[0] / n - p) * n + (ans[0] % n - q) : -1, b = ok(b0) && ok(b1) ? (ans[0] / n - q) * n + (ans[0] % n - p) : -1; if (v.size() == 1) { const int i = v[0]; // cerr << p << ' ' << q << ' ' << i << ' ' << a << ' ' << b << endl; if (n <= a && a < n * n) { assert(k == diff(ans[0], a, n)); ans[i] = a; } else { assert(n <= b && b < n * n); assert(k == diff(ans[0], b, n)); ans[i] = b; } assert(k == diff(ans[0], ans[i], n)); } else { assert(v.size() == 2); int i = v[0], j = v[1]; // cerr << p << ' ' << q << ' ' << i << ' ' << j << endl; assert(n <= a && a < n * n); assert(n <= b && b < n * n); assert(a != b); assert(k == diff(ans[0], a, n)); assert(k == diff(ans[0], b, n)); if (diff(a, n, n) != diff(b, n, n)) { if (query(i, idx10) == diff(a, n, n)) { ans[i] = a; ans[j] = b; } else { ans[j] = a; ans[i] = b; } } else { assert(diff(a, n * n - 1, n) != diff(b, n * n - 1, n)); if (query(i, idxnn) == diff(a, n * n - 1, n)) { ans[i] = a; ans[j] = b; } else { ans[j] = a; ans[i] = b; } } } } answer(ans); }