結果
問題 | No.1530 Permutation and Popcount |
ユーザー | rniya |
提出日時 | 2021-06-12 20:51:53 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 34 ms / 2,000 ms |
コード長 | 6,088 bytes |
コンパイル時間 | 2,064 ms |
コンパイル使用メモリ | 209,180 KB |
実行使用メモリ | 32,896 KB |
最終ジャッジ日時 | 2024-11-24 20:42:48 |
合計ジャッジ時間 | 4,027 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 | 2 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,248 KB |
testcase_02 | AC | 2 ms
5,248 KB |
testcase_03 | AC | 1 ms
5,248 KB |
testcase_04 | AC | 2 ms
5,248 KB |
testcase_05 | AC | 2 ms
5,248 KB |
testcase_06 | AC | 2 ms
5,248 KB |
testcase_07 | AC | 2 ms
5,248 KB |
testcase_08 | AC | 2 ms
5,248 KB |
testcase_09 | AC | 2 ms
5,248 KB |
testcase_10 | AC | 2 ms
5,248 KB |
testcase_11 | AC | 1 ms
5,248 KB |
testcase_12 | AC | 2 ms
5,248 KB |
testcase_13 | AC | 2 ms
5,248 KB |
testcase_14 | AC | 1 ms
5,248 KB |
testcase_15 | AC | 1 ms
5,248 KB |
testcase_16 | AC | 2 ms
5,248 KB |
testcase_17 | AC | 16 ms
16,640 KB |
testcase_18 | AC | 2 ms
5,248 KB |
testcase_19 | AC | 1 ms
5,248 KB |
testcase_20 | AC | 2 ms
5,248 KB |
testcase_21 | AC | 2 ms
5,248 KB |
testcase_22 | AC | 2 ms
5,248 KB |
testcase_23 | AC | 2 ms
5,248 KB |
testcase_24 | AC | 2 ms
5,248 KB |
testcase_25 | AC | 2 ms
5,248 KB |
testcase_26 | AC | 2 ms
5,248 KB |
testcase_27 | AC | 2 ms
5,248 KB |
testcase_28 | AC | 2 ms
5,248 KB |
testcase_29 | AC | 1 ms
5,248 KB |
testcase_30 | AC | 2 ms
5,248 KB |
testcase_31 | AC | 2 ms
5,248 KB |
testcase_32 | AC | 34 ms
32,896 KB |
testcase_33 | AC | 2 ms
5,248 KB |
testcase_34 | AC | 2 ms
5,248 KB |
testcase_35 | AC | 34 ms
32,768 KB |
testcase_36 | AC | 2 ms
5,248 KB |
testcase_37 | AC | 2 ms
5,248 KB |
testcase_38 | AC | 2 ms
5,248 KB |
testcase_39 | AC | 34 ms
32,128 KB |
testcase_40 | AC | 34 ms
32,128 KB |
testcase_41 | AC | 2 ms
5,248 KB |
testcase_42 | AC | 34 ms
32,512 KB |
testcase_43 | AC | 13 ms
13,568 KB |
ソースコード
#define LOCAL #include <bits/stdc++.h> using namespace std; #pragma region Macros typedef long long ll; typedef __int128_t i128; typedef unsigned int uint; typedef unsigned long long ull; #define ALL(x) (x).begin(), (x).end() template <typename T> istream& operator>>(istream& is, vector<T>& v) { for (T& x : v) is >> x; 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 == (int)v.size() ? "" : " "); } return os; } template <typename T, typename U> ostream& operator<<(ostream& os, const pair<T, U>& p) { os << '(' << p.first << ',' << p.second << ')'; return os; } template <typename T, typename U, typename V> ostream& operator<<(ostream& os, const tuple<T, U, V>& t) { os << '(' << get<0>(t) << ',' << get<1>(t) << ',' << get<2>(t) << ')'; return os; } template <typename T, typename U, typename V, typename W> ostream& operator<<(ostream& os, const tuple<T, U, V, W>& t) { os << '(' << get<0>(t) << ',' << get<1>(t) << ',' << get<2>(t) << ',' << get<3>(t) << ')'; return os; } template <typename T, typename U> ostream& operator<<(ostream& os, const map<T, U>& m) { os << '{'; for (auto itr = m.begin(); itr != m.end();) { os << '(' << itr->first << ',' << itr->second << ')'; if (++itr != m.end()) os << ','; } os << '}'; return os; } template <typename T, typename U> ostream& operator<<(ostream& os, const unordered_map<T, U>& m) { os << '{'; for (auto itr = m.begin(); itr != m.end();) { os << '(' << itr->first << ',' << itr->second << ')'; if (++itr != m.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const set<T>& s) { os << '{'; for (auto itr = s.begin(); itr != s.end();) { os << *itr; if (++itr != s.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const multiset<T>& s) { os << '{'; for (auto itr = s.begin(); itr != s.end();) { os << *itr; if (++itr != s.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s) { os << '{'; for (auto itr = s.begin(); itr != s.end();) { os << *itr; if (++itr != s.end()) os << ','; } os << '}'; return os; } template <typename T> ostream& operator<<(ostream& os, const deque<T>& v) { for (int i = 0; i < (int)v.size(); i++) { os << v[i] << (i + 1 == (int)v.size() ? "" : " "); } return os; } void debug_out() { cerr << '\n'; } template <class Head, class... Tail> void debug_out(Head&& head, Tail&&... tail) { cerr << head; if (sizeof...(Tail) > 0) cerr << ", "; debug_out(move(tail)...); } #ifdef LOCAL #define debug(...) \ cerr << " "; \ cerr << #__VA_ARGS__ << " :[" << __LINE__ << ":" << __FUNCTION__ << "]" << '\n'; \ cerr << " "; \ debug_out(__VA_ARGS__) #else #define debug(...) 42 #endif template <typename T> T gcd(T x, T y) { return y != 0 ? gcd(y, x % y) : x; } template <typename T> T lcm(T x, T y) { return x / gcd(x, y) * y; } template <class T1, class T2> inline bool chmin(T1& a, T2 b) { if (a > b) { a = b; return true; } return false; } template <class T1, class T2> inline bool chmax(T1& a, T2 b) { if (a < b) { a = b; return true; } return false; } #pragma endregion const int INF = 1e9; const long long IINF = 1e18; const int dx[4] = {1, 0, -1, 0}, dy[4] = {0, 1, 0, -1}; const char dir[4] = {'D', 'R', 'U', 'L'}; const long long MOD = 1000000007; // const long long MOD = 998244353; int calc(int x, int y) { return !(__builtin_popcount(x * y) & 1); } int f(int P, const vector<int>& X) { int res = 0; for (int i = 0; i < P; i++) { for (int j = 0; j < P; j++) { res += calc(X[i], X[j]); } } return res; } bool check(int N, int M, int P, int Q, const vector<int>& X, const vector<int>& Y) { if (P < 0 || Q < 0) return false; if (P + Q != N) return false; vector<int> used(N + 1, false); for (int x : X) { if (x < 1 || N < x) return false; if (used[x]) return false; used[x] = true; } for (int y : Y) { if (y < 1 || N < y) return false; if (used[y]) return false; used[y] = true; } return f(P, X) - f(Q, Y) == M; } int main() { cin.tie(0); ios::sync_with_stdio(false); int N, M; cin >> N >> M; vector<int> cnt(N, 0); int sum = 0; for (int i = 1; i <= N; i++) { for (int j = 1; j <= N; j++) cnt[i - 1] += calc(i, j); sum += cnt[i - 1]; } M = sum - M; if (M < 0 || (M & 1)) { cout << -1 << '\n'; return 0; } M >>= 1; vector<vector<int>> dp(N + 1, vector<int>(M + 1, 0)); dp[0][0] = 1; for (int i = 0; i < N; i++) { for (int j = 0; j <= M; j++) { if (dp[i][j] == 0) continue; dp[i + 1][j] = 1; if (j + cnt[i] <= M) dp[i + 1][j + cnt[i]] = -1; } } if (dp[N][M] == 0) { cout << -1 << '\n'; return 0; } vector<int> X, Y; int cur = M; for (int i = N; i > 0; i--) { int nxt = dp[i][cur]; if (nxt == 1) X.emplace_back(i); else { Y.emplace_back(i); cur -= cnt[i - 1]; } } reverse(X.begin(), X.end()); reverse(Y.begin(), Y.end()); int P = X.size(), Q = Y.size(); assert(check(N, sum - M * 2, P, Q, X, Y)); cout << P << ' ' << Q << '\n'; for (int i = 0; i < P; i++) cout << X[i] << (i + 1 == P ? '\n' : ' '); for (int i = 0; i < Q; i++) cout << Y[i] << (i + 1 == Q ? '\n' : ' '); return 0; }