結果
| 問題 | No.946 箱箱箱 |
| ユーザー |
 hotman78
|
| 提出日時 | 2023-10-22 16:39:29 |
| 言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 307 ms / 2,000 ms |
| コード長 | 8,529 bytes |
| コンパイル時間 | 13,354 ms |
| コンパイル使用メモリ | 289,252 KB |
| 最終ジャッジ日時 | 2025-02-17 13:01:49 |
|
ジャッジサーバーID （参考情報） |
judge4 / judge1 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 51 |
ソースコード
// author: hotman78// date: 2023/10/22-16:39:22// --- begin raw code -----------------// #include"cpplib/util/template.hpp"//// int main(){// lint n;// cin>>n;// vec a(n);// rep(i,n)cin>>a[i];// reverse(all(a));// auto dp=make_vector<lint>(0,n+1);// vec b(n+1);// rep(i,n)b[i+1]=b[i]^a[i];// rep(i,n+1){// set<lint>s;// rep(j,i){// // cerr<<(dp[j]^b[i]^b[j])<<endl;// s.emplace(dp[j]^b[i]^b[j]);// }// lint now=0;// while(s.count(now))now++;// dp[i]=now;// }// cout<<(dp[n]?"Takahashi":"Takanashi")<<endl;// // debug(dp);// }// --- end raw code -----------------#line 2 "cpplib/util/template.hpp"#ifdef LOCAL#define _GLIBCXX_DEBUG#endif#pragma GCC optimize("Ofast")#pragma GCC optimize("unroll-loops")#pragma GCC target("avx2")#include <bits/stdc++.h>using namespace std;#line 1 "cpplib/util/ioutil.hpp"// template <class Head,class... Args>// std::ostream& output(std::ostream& out,const Head& head,const Args&... args){// out>>head;// return output(head,args...);// }// template <class Head>// std::ostream& output(std::ostream& out,const Head& head){// out>>head;// return out;// }template <typename T, typename E>std::ostream &operator<<(std::ostream &out, std::pair<T, E> v) {out << "(" << v.first << "," << v.second << ")";return out;}// template <class... Args>// ostream& operator<<(ostream& out,std::tuple<Args...>v){// std::apply(output,v);// return out;// }#line 11 "cpplib/util/template.hpp"struct __INIT__ {__INIT__() {cin.tie(0);ios::sync_with_stdio(false);cout << fixed << setprecision(15);}} __INIT__;typedef long long lint;constexpr long long INF = 1LL << 60;constexpr int IINF = 1 << 30;constexpr double EPS = 1e-10;#ifndef REACTIVE#define endl '\n';#endiftypedef vector<lint> vec;typedef vector<vector<lint>> mat;typedef vector<vector<vector<lint>>> mat3;typedef vector<string> svec;typedef vector<vector<string>> smat;template <typename T> using V = vector<T>;template <typename T> using VV = V<V<T>>;#define output(t) \{ \bool f = 0; \for (auto val : (t)) { \cout << (f ? " " : "") << val; \f = 1; \} \cout << endl; \}#define output2(t) \{ \for (auto i : t) \output(i); \}#define debug(t) \{ \bool f = 0; \for (auto i : t) { \cerr << (f ? " " : "") << i; \f = 1; \} \cerr << endl; \}#define debug2(t) \{ \for (auto i : t) \debug(i); \}#define loop(n) for (long long _ = 0; _ < (long long)(n); ++_)#define _overload4(_1, _2, _3, _4, name, ...) name#define __rep(i, a) repi(i, 0, a, 1)#define _rep(i, a, b) repi(i, a, b, 1)#define repi(i, a, b, c) \for (long long i = (long long)(a); i < (long long)(b); i += c)#define rep(...) _overload4(__VA_ARGS__, repi, _rep, __rep)(__VA_ARGS__)#define _overload3_rev(_1, _2, _3, name, ...) name#define _rep_rev(i, a) repi_rev(i, 0, a)#define repi_rev(i, a, b) \for (long long i = (long long)(b)-1; i >= (long long)(a); --i)#define rrep(...) _overload3_rev(__VA_ARGS__, repi_rev, _rep_rev)(__VA_ARGS__)#define all(n) begin(n), end(n)template <typename T, typename E> bool chmin(T &s, const E &t) {bool res = s > t;s = min<T>(s, t);return res;}template <typename T, typename E> bool chmax(T &s, const E &t) {bool res = s < t;s = max<T>(s, t);return res;}const vector<lint> dx = {1, 0, -1, 0, 1, 1, -1, -1};const vector<lint> dy = {0, 1, 0, -1, 1, -1, 1, -1};#define SUM(v) accumulate(all(v), 0LL)#if __cplusplus >= 201703Ltemplate <typename T, typename... Args>auto make_vector(T x, int arg, Args... args) {if constexpr (sizeof...(args) == 0)return vector<T>(arg, x);elsereturn vector(arg, make_vector<T>(x, args...));}#endif#define extrep(v, ...) for (auto v : __MAKE_MAT__({__VA_ARGS__}))#define bit(n, a) ((n >> a) & 1)vector<vector<long long>> __MAKE_MAT__(vector<long long> v) {if (v.empty())return vector<vector<long long>>(1, vector<long long>());long long n = v.back();v.pop_back();vector<vector<long long>> ret;vector<vector<long long>> tmp = __MAKE_MAT__(v);for (auto e : tmp)for (long long i = 0; i < n; ++i) {ret.push_back(e);ret.back().push_back(i);}return ret;}using graph = vector<vector<int>>;template <typename T> using graph_w = vector<vector<pair<int, T>>>;#if __cplusplus >= 201703Lconstexpr inline long long powll(long long a, long long b) {long long res = 1;while (b--)res *= a;return res;}#endiftemplate <typename T, typename E>pair<T, E> &operator+=(pair<T, E> &s, const pair<T, E> &t) {s.first += t.first;s.second += t.second;return s;}template <typename T, typename E>pair<T, E> &operator-=(pair<T, E> &s, const pair<T, E> &t) {s.first -= t.first;s.second -= t.second;return s;}template <typename T, typename E>pair<T, E> operator+(const pair<T, E> &s, const pair<T, E> &t) {auto res = s;return res += t;}template <typename T, typename E>pair<T, E> operator-(const pair<T, E> &s, const pair<T, E> &t) {auto res = s;return res -= t;}#define BEGIN_STACK_EXTEND(size) \void *stack_extend_memory_ = malloc(size); \void *stack_extend_origin_memory_; \char *stack_extend_dummy_memory_ = (char *)alloca( \(1 + (int)(((long long)stack_extend_memory_) & 127)) * 16); \*stack_extend_dummy_memory_ = 0; \asm volatile("mov %%rsp, %%rbx\nmov %%rax, %%rsp" \: "=b"(stack_extend_origin_memory_) \: "a"((char *)stack_extend_memory_ + (size)-1024));#define END_STACK_EXTEND \asm volatile("mov %%rax, %%rsp" ::"a"(stack_extend_origin_memory_)); \free(stack_extend_memory_);int floor_pow(int n) { return n ? 31 - __builtin_clz(n) : 0; }#line 2 "main.cpp"int main() {lint n;cin >> n;vec a(n);rep(i, n) cin >> a[i];reverse(all(a));auto dp = make_vector<lint>(0, n + 1);vec b(n + 1);rep(i, n) b[i + 1] = b[i] ^ a[i];rep(i, n + 1) {set<lint> s;rep(j, i) {// cerr<<(dp[j]^b[i]^b[j])<<endl;s.emplace(dp[j] ^ b[i] ^ b[j]);}lint now = 0;while (s.count(now))now++;dp[i] = now;}cout << (dp[n] ? "Takahashi" : "Takanashi") << endl;// debug(dp);}