結果
問題 | No.2538 2進元ゲーム |
ユーザー | fastmath |
提出日時 | 2023-11-10 23:20:07 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,475 bytes |
コンパイル時間 | 1,533 ms |
コンパイル使用メモリ | 145,652 KB |
実行使用メモリ | 5,376 KB |
最終ジャッジ日時 | 2024-09-26 02:19:48 |
合計ジャッジ時間 | 3,948 ms |
ジャッジサーバーID (参考情報) |
judge2 / 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 | AC | 2 ms
5,248 KB |
testcase_01 | AC | 2 ms
5,376 KB |
testcase_02 | AC | 2 ms
5,376 KB |
testcase_03 | AC | 2 ms
5,376 KB |
testcase_04 | AC | 3 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 | 2 ms
5,376 KB |
testcase_09 | AC | 2 ms
5,376 KB |
testcase_10 | AC | 2 ms
5,376 KB |
testcase_11 | AC | 2 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 | 2 ms
5,376 KB |
testcase_17 | AC | 2 ms
5,376 KB |
testcase_18 | AC | 3 ms
5,376 KB |
testcase_19 | AC | 2 ms
5,376 KB |
testcase_20 | AC | 2 ms
5,376 KB |
testcase_21 | AC | 2 ms
5,376 KB |
testcase_22 | AC | 3 ms
5,376 KB |
testcase_23 | AC | 2 ms
5,376 KB |
testcase_24 | AC | 2 ms
5,376 KB |
testcase_25 | AC | 2 ms
5,376 KB |
testcase_26 | AC | 2 ms
5,376 KB |
testcase_27 | AC | 2 ms
5,376 KB |
testcase_28 | AC | 3 ms
5,376 KB |
testcase_29 | AC | 8 ms
5,376 KB |
testcase_30 | WA | - |
testcase_31 | AC | 637 ms
5,376 KB |
testcase_32 | AC | 135 ms
5,376 KB |
testcase_33 | AC | 137 ms
5,376 KB |
testcase_34 | AC | 87 ms
5,376 KB |
testcase_35 | AC | 84 ms
5,376 KB |
testcase_36 | AC | 63 ms
5,376 KB |
ソースコード
#include <iostream> #include <cstdio> #include <cstdlib> #include <algorithm> #include <cmath> #include <vector> #include <set> #include <map> #include <unordered_set> #include <unordered_map> #include <queue> #include <ctime> #include <cassert> #include <complex> #include <string> #include <cstring> #include <chrono> #include <random> #include <bitset> #include <fstream> #include <array> #include <functional> #include <stack> #include <memory> using namespace std; #define int long long #define ii pair <int, int> #define app push_back #define all(a) a.begin(), a.end() #define bp __builtin_popcountll #define ll long long #define mp make_pair #define x first #define y second #define Time (double)clock()/CLOCKS_PER_SEC #define munq(a) sort(all(a)); a.resize(unique(all(a))-a.begin()) #define sz(a) ((int)a.size()) #ifdef LOCAL #define debug(x) do { cout << #x << ": " << x << endl; } while(0) #define debug2(x, y) do { std::cerr << #x << ", " << #y << ": " << x << ", " << y << endl; } while (0) #define debug3(x, y, z) do {std::cerr << #x << ", " << #y << ", " << #z << ": " << x << ", " << y << ", " << z << endl; } while(0) #else #define debug(x) #define debug2(x, y) #define debug3(x, y, z) #endif #define FORI(i,a,b) for (int i = (a); i < (b); ++i) #define FOR(i,a) FORI(i,0,a) #define ROFI(i,a,b) for (int i = (b)-1; i >= (a); --i) #define ROF(i,a) ROFI(i,0,a) #define rep(a) FOR(_,a) #define each(a,x) for (auto& a: x) #define FORN(i, n) FORI(i, 1, n + 1) using vi = vector<int>; template <typename T> std::istream& operator >>(std::istream& input, std::pair <T, T> & data) { input >> data.x >> data.y; return input; } template <typename T> std::istream& operator >>(std::istream& input, std::vector<T>& data) { for (T& x : data) input >> x; return input; } template <typename T> std::ostream& operator <<(std::ostream& output, const pair <T, T> & data) { output << "(" << data.x << "," << data.y << ")"; return output; } template <typename T> std::ostream& operator <<(std::ostream& output, const std::vector<T>& data) { for (const T& x : data) output << x << " "; return output; } ll div_up(ll a, ll b) { return a/b+((a^b)>0&&a%b); } // divide a by b rounded up ll div_down(ll a, ll b) { return a/b-((a^b)<0&&a%b); } // divide a by b rounded down ll math_mod(ll a, ll b) { return a - b * div_down(a, b); } #define tcT template<class T #define tcTU tcT, class U tcT> using V = vector<T>; tcT> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; } // set a = min(a,b) tcT> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; } tcT> vector <T> presum(vector <T> &a) { vector <T> p(a.size() + 1); FOR (i, a.size()) { p[i + 1] = p[i] + a[i]; } return p; } tcT> vector <T> sufsum(vector <T> &a) { vector <T> p(a.size() + 1); for (int i = (int)a.size() - 1; i >= 0; --i) { p[i] = p[i + 1] + a[i]; } return p; } ll gcd(ll a, ll b) { while (b) { tie(a, b) = mp(b, a % b); } return a; } int Bit(int mask, int bit) { return (mask >> bit) & 1; } const int L = 60; int code(int x) { if (x >= 0) { return x; } else { int ans = 0; for (int m = 0; m < L; ++m) { int t = 1ll << min(L, max(m + 1, -x)); if (Bit(t + x, m)) { ans ^= 1ll << m; } } return ans; } } int getmex(vi a) { a.app(-1); a.app(a.size() + 10); sort(all(a)); FOR (i,a.size())if(a[i]+1<a[i+1])return a[i]+1; assert(0); } signed main() { #ifdef LOCAL #else #define endl '\n' ios_base::sync_with_stdio(0); cin.tie(0); #endif /* for (int x = -1; x >= -10; --x) { debug2(x, (bitset<20>)code(x)); } */ int n; cin >> n; vi a(n); cin >> a; const int T = 150; vi nim(T); for (int i = 1; i < T; ++i) { vi go; FOR (j, L) { if (Bit(i, j)) { go.app(nim[j]); } } nim[i] = getmex(go); } int sum = 0; for (auto e : a) { vi go; FOR (j, L) { if (Bit(code(e), j)) { go.app(nim[j]); } } if (e < 0) { for (int j = L; j < T; ++j) { go.app(nim[j]); } } sum ^= getmex(go); } if (sum) { cout << 1 << endl; } else { cout << 2 << endl; } }