結果
問題 | No.2658 L-R Nim |
ユーザー | kaikey |
提出日時 | 2024-03-03 02:12:21 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 4,372 bytes |
コンパイル時間 | 2,483 ms |
コンパイル使用メモリ | 223,508 KB |
実行使用メモリ | 26,480 KB |
最終ジャッジ日時 | 2024-09-29 16:39:40 |
合計ジャッジ時間 | 22,907 ms |
ジャッジサーバーID (参考情報) |
judge5 / 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 | 7 ms
18,816 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | WA | - |
testcase_03 | AC | 1 ms
5,248 KB |
testcase_04 | AC | 11 ms
19,096 KB |
testcase_05 | AC | 63 ms
20,368 KB |
testcase_06 | AC | 977 ms
20,136 KB |
testcase_07 | AC | 69 ms
20,368 KB |
testcase_08 | AC | 67 ms
20,220 KB |
testcase_09 | WA | - |
testcase_10 | AC | 980 ms
20,160 KB |
testcase_11 | AC | 74 ms
20,248 KB |
testcase_12 | AC | 1,039 ms
20,204 KB |
testcase_13 | AC | 940 ms
20,244 KB |
testcase_14 | AC | 972 ms
20,216 KB |
testcase_15 | AC | 60 ms
20,148 KB |
testcase_16 | AC | 1,046 ms
20,212 KB |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 968 ms
20,176 KB |
testcase_20 | AC | 61 ms
20,140 KB |
testcase_21 | AC | 1,089 ms
20,228 KB |
testcase_22 | AC | 983 ms
20,232 KB |
testcase_23 | AC | 59 ms
20,316 KB |
testcase_24 | AC | 62 ms
20,208 KB |
testcase_25 | AC | 357 ms
26,292 KB |
testcase_26 | AC | 280 ms
26,440 KB |
testcase_27 | AC | 352 ms
26,376 KB |
testcase_28 | AC | 344 ms
26,448 KB |
testcase_29 | AC | 303 ms
26,384 KB |
testcase_30 | AC | 355 ms
26,424 KB |
testcase_31 | AC | 338 ms
26,264 KB |
testcase_32 | AC | 341 ms
26,280 KB |
testcase_33 | AC | 16 ms
7,040 KB |
testcase_34 | WA | - |
testcase_35 | WA | - |
testcase_36 | WA | - |
testcase_37 | AC | 241 ms
24,448 KB |
testcase_38 | WA | - |
testcase_39 | WA | - |
testcase_40 | WA | - |
testcase_41 | WA | - |
testcase_42 | WA | - |
testcase_43 | WA | - |
testcase_44 | WA | - |
testcase_45 | WA | - |
testcase_46 | WA | - |
testcase_47 | WA | - |
testcase_48 | AC | 330 ms
25,896 KB |
testcase_49 | AC | 354 ms
26,336 KB |
testcase_50 | AC | 331 ms
26,376 KB |
testcase_51 | WA | - |
testcase_52 | WA | - |
ソースコード
#include "bits/stdc++.h" #include <random> #include <chrono> #define ALL(x) (x).begin(), (x).end() #define RALL(x) (x).rbegin(), (x).rend() #define SZ(x) ((lint)(x).size()) #define FOR(i, begin, end) for(lint i=(begin),i##_end_=(end);i<i##_end_;++i) #define IFOR(i, begin, end) for(lint i=(end)-1,i##_begin_=(begin);i>=i##_begin_;--i) #define REP(i, n) FOR(i,0,n) #define IREP(i, n) IFOR(i,0,n) #define endk '\n' using namespace std; typedef unsigned long long _ulong; typedef long long int lint; typedef long double ld; typedef pair<lint, lint> plint; typedef pair<ld, ld> pld; struct fast_ios { fast_ios() { cin.tie(nullptr), ios::sync_with_stdio(false), cout << fixed << setprecision(30); }; } fast_ios_; template<class T> auto add = [](T a, T b) -> T { return a + b; }; template<class T> auto mul = [](T a, T b) -> T { return a * b; }; template<class T> auto f_max = [](T a, T b) -> T { return max(a, b); }; template<class T> auto f_min = [](T a, T b) -> T { return min(a, b); }; template<class T> using V = vector<T>; using Vl = V<lint>; using VVl = V<Vl>; using VVVl = V<V<Vl>>; 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<class T> bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; } template<class T> bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; } template <class T> T div_floor(T a, T b) { if (b < 0) a *= -1, b *= -1; return a >= 0 ? a / b : (a + 1) / b - 1; } template <class T> T div_ceil(T a, T b) { if (b < 0) a *= -1, b *= -1; return a > 0 ? (a - 1) / b + 1 : a / b; } template <class F> struct rec { F f; rec(F&& f_) : f(std::forward<F>(f_)) {} template <class... Args> auto operator()(Args &&... args) const { return f(*this, std::forward<Args>(args)...); } }; lint gcd(lint a, lint b) { if (b == 0) return a; else return gcd(b, a % b); } lint digit(lint a) { return (lint)log10(a); } lint e_dist(plint a, plint b) { return abs(a.first - b.first) * abs(a.first - b.first) + abs(a.second - b.second) * abs(a.second - b.second); } lint m_dist(plint a, plint b) { return abs(a.first - b.first) + abs(a.second - b.second); } bool check_overflow(lint a, lint b, lint limit) { if (b == 0) return false; return a > limit / b; } // a * b > c => true void Worshall_Floyd(VVl& g) { REP(k, SZ(g)) REP(i, SZ(g)) REP(j, SZ(g)) chmin(g[i][j], g[i][k] + g[k][j]); } const lint MOD1000000007 = 1000000007, MOD998244353 = 998244353, INF = 2e18; lint dx[8] = { 0, 1, 0, -1, 1, -1, -1, 1 }, dy[8] = { 1, 0, -1, 0, -1, -1, 1, 1 }; bool YN(bool flag) { cout << (flag ? "YES" : "NO") << endk; return flag; } bool yn(bool flag) { cout << (flag ? "Yes" : "No") << endk; return flag; } struct Edge { lint from, to; lint cost; Edge() { } Edge(lint u, lint v, lint c) { cost = c; from = u; to = v; } bool operator<(const Edge& e) const { return cost < e.cost; } }; typedef pair<plint, lint> tlint; typedef pair<ld, ld> pld; typedef pair<plint, plint> qlint; typedef pair<Edge, lint> pEd; typedef pair<plint, V<plint>> vVl; typedef pair<string, string> pstr; typedef pair<ld, lint> pint; void solve() { lint N, K; cin >> N >> K; Vl arr(N); cin >> arr; Vl sums(N + 1); REP(i, N) sums[i + 1] = sums[i] ^ arr[i]; map<lint, Vl> vals; REP(i, N + 1) vals[sums[i]].push_back(i); V<plint> seg; for (auto p : vals) { if (SZ(p.second) > 2) { yn(false); return; } if (SZ(p.second) == 2) { seg.push_back({ p.second[0], p.second[1] }); } } Vl _s(N + 1); for (auto p : seg) { _s[p.first] += 1; _s[p.second] += -1; } REP(i, N) _s[i + 1] += _s[i]; Vl expect; REP(i, N) if (SZ(seg) == _s[i]) expect.push_back(i); set<lint> xs; REP(i, N) { FOR(k, -K, K + 1) { lint m = max(0ll, arr[i] + k); xs.insert(m ^ arr[i]); } } for (auto v : xs) { Vl ng(N + 1); Vl rf(2e6, -1); REP(i, N + 1) { if (rf[_s[i] ^ v] != -1) { ng[rf[_s[i] ^ v]]++; ng[i]--; } if (rf[_s[i]] == -1) rf[_s[i]] = i; } REP(i, N) ng[i + 1] += ng[i]; REP(i, N) { if (!ng[i] && _s[i] == SZ(seg)) { yn(true); return; } } } yn(false); } int main() { lint T = 1; //cin >> T; while (T--) solve(); }