結果
問題 | No.2577 Simple Permutation Guess |
ユーザー | null |
提出日時 | 2023-11-27 23:17:36 |
言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 248 ms / 2,000 ms |
コード長 | 4,716 bytes |
コンパイル時間 | 7,128 ms |
コンパイル使用メモリ | 464,420 KB |
実行使用メモリ | 25,580 KB |
平均クエリ数 | 545.71 |
最終ジャッジ日時 | 2024-09-26 22:33:19 |
合計ジャッジ時間 | 23,752 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 1 |
other | AC * 111 |
ソースコード
/* このコード、と~おれ! Be accepted! ∧_∧ (。・ω・。)つ━☆・*。 ⊂ ノ ・゜+. しーJ °。+ *´¨) .· ´¸.·*´¨) ¸.·*¨) (¸.·´ (¸.·'* ☆ */ #include <cstdio> #include <algorithm> #include <string> #include <cmath> #include <cstring> #include <vector> #include <numeric> #include <iostream> #include <random> #include <map> #include <unordered_map> #include <queue> #include <regex> #include <functional> #include <complex> #include <list> #include <cassert> #include <iomanip> #include <set> #include <stack> #include <bitset> #include <array> #include <chrono> #include <unordered_set> //#pragma GCC target("arch=skylake-avx512") //#pragma GCC target("avx2") //#pragma GCC optimize("O3") //#pragma GCC optimize("Ofast") //#pragma GCC target("sse4") //#pragma GCC optimize("unroll-loops") //#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native") #define repeat(i, n, m) for(int i = n; i < (m); ++i) #define rep(i, n) for(int i = 0; i < (n); ++i) #define printynl(a) printf(a ? "yes\n" : "no\n") #define printyn(a) printf(a ? "Yes\n" : "No\n") #define printYN(a) printf(a ? "YES\n" : "NO\n") #define printim(a) printf(a ? "possible\n" : "imposible\n") #define printdb(a) printf("%.50lf\n", a) #define printLdb(a) printf("%.50Lf\n", a) #define printdbd(a) printf("%.16lf\n", a) #define prints(s) printf("%s\n", s.c_str()) #define all(x) (x).begin(), (x).end() #define deg_to_rad(deg) (((deg)/360.0L)*2.0L*PI) #define rad_to_deg(rad) (((rad)/2.0L/PI)*360.0L) #define Please return #define AC 0 #define manhattan_dist(a, b, c, d) (abs(a - c) + abs(b - d)) using ll = long long; using ull = unsigned long long; constexpr int INF = 1073741823; constexpr int MINF = -1073741823; constexpr ll LINF = ll(4661686018427387903); constexpr ll MOD = 1e9 + 7; constexpr ll mod = 998244353; constexpr long double eps = 1e-14; const long double PI = acosl(-1.0L); using namespace std; void scans(string& str) { char c; str = ""; scanf("%c", &c); if (c == '\n')scanf("%c", &c); while (c != '\n' && c != -1 && c != ' ') { str += c; scanf("%c", &c); } } void scanc(char& str) { char c; scanf("%c", &c); if (c == -1)return; while (c == '\n') { scanf("%c", &c); } str = c; } double acot(double x) { return PI / 2 - atan(x); } ll LSB(ll n) { return (n & (-n)); } template<typename T> inline T chmin(T& a, const T& b) { if (a > b)a = b; return a; } template<typename T> inline T chmax(T& a, const T& b) { if (a < b)a = b; return a; } //cpp_int #if __has_include(<boost/multiprecision/cpp_int.hpp>) #include <boost/multiprecision/cpp_int.hpp> #include <boost/multiprecision/cpp_dec_float.hpp> using namespace boost::multiprecision; #else using cpp_int = ll; #endif //atcoder library #if __has_include(<atcoder/all>) #include <atcoder/all> //using namespace atcoder; #endif /* random_device seed_gen; mt19937 engine(seed_gen()); uniform_int_distribution dist(1, 100); */ /*----------------------------------------------------------------------------------*/ /* * @title kth_permutation * @docs kyopro/docs/kth_permutation.md */ template<typename T = int> vector<T> kth_permutation(int n, T k) { vector<T> a(n), b(n); rep(i, n)b[i] = i + 1; vector<T> x(n); rep(i, n) { x[i] = (k % (ll)(i + 1)); k /= (i + 1); } reverse(all(x)); rep(i, n) { a[i] = b[x[i]]; b.erase(b.begin() + x[i]); } return a; } int main() { int n; scanf("%d", &n); vector<int> ans(n); if (n <= 15) { ll ng = 1, ok = 0; rep(i, n)ng *= i + 1; while (abs(ng - ok) > 1) { ll mid = (ok + ng) / 2; auto a = kth_permutation<int>(n, mid); puts("?"); rep(i, n)printf("%d ", a[i]); puts(""); fflush(stdout); int res; scanf("%d", &res); if (res == 1)ok = mid; else ng = mid; } ans = kth_permutation<int>(n, ok); } else { set<int> st; rep(i, n)st.insert(i + 1); map<vector<int>, int> mp; rep(i, n) { int k = st.size(), ok = 0, ng = k; while (abs(ok - ng) > 1) { int mid = (ok + ng) / 2; auto stt = st; vector<int> a(n); rep(j, i)a[j] = ans[j]; a[i] = *next(stt.begin(), mid); stt.erase(next(stt.begin(), mid)); rep(j, n - i - 1)a[i + j + 1] = *next(stt.begin(), j); int res; if (mp.find(a) == mp.end()) { puts("?"); rep(i, n)printf("%d ", a[i]); puts(""); fflush(stdout); scanf("%d", &res); mp[a] = res; } res = mp[a]; if (res == 1)ok = mid; else ng = mid; } ans[i] = *next(st.begin(), ok); st.erase(next(st.begin(), ok)); } } puts("!"); rep(i, n)printf("%d\n", ans[i]); fflush(stdout); Please AC; }