結果
問題 | No.862 XORでX |
ユーザー | ei1333333 |
提出日時 | 2019-08-09 23:10:14 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 10 ms / 2,000 ms |
コード長 | 3,598 bytes |
コンパイル時間 | 2,186 ms |
コンパイル使用メモリ | 207,712 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-07-19 15:37:13 |
合計ジャッジ時間 | 4,288 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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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 | 2 ms
5,376 KB |
testcase_02 | AC | 1 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 | 3 ms
5,376 KB |
testcase_09 | AC | 3 ms
5,376 KB |
testcase_10 | AC | 3 ms
5,376 KB |
testcase_11 | AC | 3 ms
5,376 KB |
testcase_12 | AC | 2 ms
5,376 KB |
testcase_13 | AC | 2 ms
5,376 KB |
testcase_14 | AC | 2 ms
5,376 KB |
testcase_15 | AC | 2 ms
5,376 KB |
testcase_16 | AC | 8 ms
5,376 KB |
testcase_17 | AC | 8 ms
5,376 KB |
testcase_18 | AC | 8 ms
5,376 KB |
testcase_19 | AC | 8 ms
5,376 KB |
testcase_20 | AC | 10 ms
5,376 KB |
testcase_21 | AC | 10 ms
5,376 KB |
testcase_22 | AC | 10 ms
5,376 KB |
testcase_23 | AC | 10 ms
5,376 KB |
testcase_24 | AC | 9 ms
5,376 KB |
testcase_25 | AC | 10 ms
5,376 KB |
testcase_26 | AC | 10 ms
5,376 KB |
testcase_27 | AC | 9 ms
5,376 KB |
testcase_28 | AC | 10 ms
5,376 KB |
testcase_29 | AC | 10 ms
5,376 KB |
testcase_30 | AC | 9 ms
5,376 KB |
testcase_31 | AC | 10 ms
5,376 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using int64 = long long; const int mod = 1e9 + 7; const int64 infll = (1LL << 62) - 1; const int inf = (1 << 30) - 1; struct IoSetup { IoSetup() { cin.tie(nullptr); ios::sync_with_stdio(false); cout << fixed << setprecision(10); cerr << fixed << setprecision(10); } } iosetup; template< typename T1, typename T2 > ostream &operator<<(ostream &os, const pair< T1, T2 > &p) { os << p.first << " " << p.second; return os; } template< typename T1, typename T2 > istream &operator>>(istream &is, pair< T1, T2 > &p) { is >> p.first >> p.second; return is; } template< typename T > ostream &operator<<(ostream &os, const vector< T > &v) { for(int i = 0; i < (int) v.size(); i++) { os << v[i] << (i + 1 != v.size() ? " " : ""); } return os; } template< typename T > istream &operator>>(istream &is, vector< T > &v) { for(T &in : v) is >> in; return is; } template< typename T1, typename T2 > inline bool chmax(T1 &a, T2 b) { return a < b && (a = b, true); } template< typename T1, typename T2 > inline bool chmin(T1 &a, T2 b) { return a > b && (a = b, true); } template< typename T = int64 > vector< T > make_v(size_t a) { return vector< T >(a); } template< typename T, typename... Ts > auto make_v(size_t a, Ts... ts) { return vector< decltype(make_v< T >(ts...)) >(a, make_v< T >(ts...)); } template< typename T, typename V > typename enable_if< is_class< T >::value == 0 >::type fill_v(T &t, const V &v) { t = v; } template< typename T, typename V > typename enable_if< is_class< T >::value != 0 >::type fill_v(T &t, const V &v) { for(auto &e : t) fill_v(e, v); } template< typename F > struct FixPoint : F { FixPoint(F &&f) : F(forward< F >(f)) {} template< typename... Args > decltype(auto) operator()(Args &&... args) const { return F::operator()(*this, forward< Args >(args)...); } }; template< typename F > inline decltype(auto) MFP(F &&f) { return FixPoint< F >{forward< F >(f)}; } int main() { int N, X; cin >> N >> X; vector< int > unsed; if(X <= 3) { unsed.emplace_back(1); unsed.emplace_back(2); unsed.emplace_back(3); } else { unsed.emplace_back(1); unsed.emplace_back(2); unsed.emplace_back(3); unsed.emplace_back(X / 4 * 4); unsed.emplace_back(X / 4 * 4 + 1); unsed.emplace_back(X / 4 * 4 + 2); unsed.emplace_back(X / 4 * 4 + 3); } vector< int > ans; int base = 4; while(N >= 5) { if(base <= X && X <= base + 3) { } else { ans.emplace_back(base); ans.emplace_back(base + 1); ans.emplace_back(base + 2); ans.emplace_back(base + 3); N -= 4; } base += 4; } while(base <= 100005 && unsed.size() <= 20) { while(unsed.back() >= base) ++base; if(base > 100005) break; unsed.emplace_back(base); } sort(begin(unsed), end(unsed)); unsed.erase(unique(begin(unsed), end(unsed)), end(unsed)); while(base <= 100005 && unsed.size() <= 20) { while(unsed.back() >= base) ++base; if(base > 100005) break; unsed.emplace_back(base); } sort(begin(unsed), end(unsed)); unsed.erase(unique(begin(unsed), end(unsed)), end(unsed)); for(int i = 0; i < (1 << unsed.size()); i++) { if(__builtin_popcount(i) != N) continue; int ret = 0; for(int j = 0; j < unsed.size(); j++) { if((i >> j) & 1) ret ^= unsed[j]; } if(ret == X) { for(int j = 0; j < unsed.size(); j++) { if((i >> j) & 1) ans.emplace_back(unsed[j]); } break; } } for(auto &p : ans) cout << p << "\n"; }