#260470 (C++11) No.5002 stick xor

提出ソース

結果

問題	No.5002 stick xor
ユーザー	komori3
提出日時	2018-05-26 05:29:18
言語	C++11 (gcc 11.4.0)
結果	TLE
実行時間	-
コード長	6,079 bytes
コンパイル時間	36,338 ms
実行使用メモリ	1,656 KB
スコア	0
最終ジャッジ日時	2018-05-26 05:29:56
ジャッジサーバーID （参考情報）	judge8 /

このコードへのチャレンジ
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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	TLE	-
testcase_01	TLE	-
testcase_02	WA	-
testcase_03	WA	-
testcase_04	WA	-
testcase_05	WA	-
testcase_06	TLE	-
testcase_07	WA	-
testcase_08	WA	-
testcase_09	WA	-
testcase_10	TLE	-
testcase_11	WA	-
testcase_12	TLE	-
testcase_13	TLE	-
testcase_14	TLE	-
testcase_15	TLE	-
testcase_16	TLE	-
testcase_17	WA	-
testcase_18	TLE	-
testcase_19	WA	-
testcase_20	WA	-
testcase_21	TLE	-
testcase_22	WA	-
testcase_23	WA	-
testcase_24	TLE	-
testcase_25	WA	-
testcase_26	TLE	-
testcase_27	WA	-
testcase_28	TLE	-
testcase_29	WA	-
testcase_30	WA	-
testcase_31	TLE	-

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ソースコード

raw source code

#define _CRT_SECURE_NO_WARNINGS
#include "bits/stdc++.h"
#include <random>
#include <unordered_map>
#include <unordered_set>

using namespace std;

//呪文
#define DUMPOUT cerr
#define dump(...) DUMPOUT<<"  ";DUMPOUT<<#__VA_ARGS__<<" :["<<__LINE__<<":"<<__FUNCTION__<<"]"<<endl;DUMPOUT<<"    ";dump_func(__VA_ARGS__)

typedef unsigned uint; typedef long long ll; typedef unsigned long long ull; typedef pair<int, int> pii; typedef pair<ll, ll> pll; typedef pair<double, double> pdd; typedef pair<string, string> pss;
template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const pair<_KTy, _Ty>& m) { ostr << "{" << m.first << ", " << m.second << "}"; return ostr; }
template <typename _KTy, typename _Ty> ostream& operator << (ostream& ostr, const map<_KTy, _Ty>& m) { if (m.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << *m.begin(); for (auto itr = ++m.begin(); itr != m.end(); itr++) { ostr << ", " << *itr; } ostr << "}"; return ostr; }
template <typename _Ty> ostream& operator << (ostream& ostr, const vector<_Ty>& v) { if (v.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << v.front(); for (auto itr = ++v.begin(); itr != v.end(); itr++) { ostr << ", " << *itr; }	ostr << "}"; return ostr; }
template <typename _Ty> ostream& operator << (ostream& ostr, const set<_Ty>& s) { if (s.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << *(s.begin()); for (auto itr = ++s.begin(); itr != s.end(); itr++) { ostr << ", " << *itr; }	ostr << "}"; return ostr; }
template <typename _Ty> ostream& operator << (ostream& ostr, const stack<_Ty>& s) { if (s.empty()) { ostr << "{ }"; return ostr; } stack<_Ty> t(s); ostr << "{" << t.top(); t.pop(); while (!t.empty()) { ostr << ", " << t.top(); t.pop(); } ostr << "}";	return ostr; }
template <typename _Ty> ostream& operator << (ostream& ostr, const list<_Ty>& l) { if (l.empty()) { ostr << "{ }"; return ostr; } ostr << "{" << l.front(); for (auto itr = ++l.begin(); itr != l.end(); ++itr) { ostr << ", " << *itr; } ostr << "}"; return ostr; }
template <typename _KTy, typename _Ty> istream& operator >> (istream& istr, pair<_KTy, _Ty>& m) { istr >> m.first >> m.second; return istr; }
template <typename _Ty> istream& operator >> (istream& istr, vector<_Ty>& v) { for (size_t i = 0; i < v.size(); i++) istr >> v[i]; return istr; }
namespace aux { // print tuple
	template<typename Ty, unsigned N, unsigned L> struct tp { static void print(ostream& os, const Ty& v) { os << get<N>(v) << ", "; tp<Ty, N + 1, L>::print(os, v); } };
	template<typename Ty, unsigned N> struct tp<Ty, N, N> { static void print(ostream& os, const Ty& value) { os << get<N>(value); } };
}
template<typename... Tys> ostream& operator<<(ostream& os, const tuple<Tys...>& t) { os << "{"; aux::tp<tuple<Tys...>, 0, sizeof...(Tys)-1>::print(os, t); os << "}"; return os; }

template<typename A, size_t N, typename T> inline void Fill(A(&array)[N], const T &val) { std::fill((T*)array, (T*)(array + N), val); }

void dump_func() { DUMPOUT << endl; }
template <class Head, class... Tail> void dump_func(Head&& head, Tail&&... tail) { DUMPOUT << head; if (sizeof...(Tail) == 0) { DUMPOUT << " "; } else { DUMPOUT << ", "; } dump_func(std::move(tail)...); }

#define PI 3.14159265358979323846
#define EPS 1e-11
#define FOR(i,a,b) for(int i=(a);i<(b);++i)
#define REP(i,n)  FOR(i,0,n)
#define all(x) (x).begin(), (x).end()
#define SZ(x) ((int)(x).size())
#define fake false



struct SXor128 {
	unsigned x, y, z, w;
	SXor128() { x = 123456789; y = 362436069; z = 521288629; w = 88675123; }
	SXor128(int _w) { x = 123456789; y = 362436069; z = 521288629; w = _w; }
	void setSeed() { x = 123456789; y = 362436069; z = 521288629; w = 88675123; }
	void setSeed(int _w) { x = 123456789; y = 362436069; z = 521288629; w = _w; }
	unsigned nextUInt() {
		unsigned t = (x ^ (x << 11));
		x = y; y = z; z = w;
		return (w = (w ^ (w >> 19)) ^ (t ^ (t >> 8)));
	}
	// [0, mod)
	unsigned nextUInt(unsigned mod) {
		unsigned t = (x ^ (x << 11));
		x = y; y = z; z = w;
		w = (w ^ (w >> 19)) ^ (t ^ (t >> 8));
		return w % mod;
	}
	// [l, r)
	unsigned nextUInt(unsigned l, unsigned r) {
		unsigned t = (x ^ (x << 11));
		x = y; y = z; z = w;
		w = (w ^ (w >> 19)) ^ (t ^ (t >> 8));
		return w % (r - l) + l;
	}
};

int N, K;
vector<int> L;
SXor128 rnd;

struct State {
	vector<vector<bool>> board;
	int score;

	vector<vector<int>> op;

	State(vector<vector<bool>> init_board) : board(init_board), score(0) {}

	friend ostream& operator << (ostream& os, const State& s) {
		cout << "Score = " << s.score << endl;
		for (int i = 0; i < s.board.size(); i++) 
			cout << s.board[i] << endl;
		return os;
	}

	void randomFlip(int index) {
		int length = L[index];

		bool row = rnd.nextUInt() & 1;
		int sx, sy;
		if (row) {
			sy = rnd.nextUInt(N);
			sx = rnd.nextUInt(N - length + 1);
		}
		else {
			sy = rnd.nextUInt(N - length + 1);
			sx = rnd.nextUInt(N);
		}

		if (row) {
			for (int x = sx; x < sx + length; x++) {
				score += (board[sy][x] ? 1 : -1);
				board[sy][x] = !board[sy][x];
			}
		}
		else {
			for (int y = sy; y < sy + length; y++) {
				score += (board[y][sx] ? 1 : -1);
				board[y][sx] = !board[y][sx];
			}
		}

		if (row)
			op.push_back({ sy, sx, sy, sx + length - 1 });
		else
			op.push_back({ sy, sx, sy + length - 1, sx });
	}
};


int main() {

	cin.tie(0);
	ios::sync_with_stdio(false);

	cin >> N >> K;
	L.resize(K);
	cin >> L;
	vector<string> input(N);
	cin >> input;

	vector<vector<bool>> init_board(N, vector<bool>(N)); // あとで long long で

	for (int i = 0; i < N; i++) for (int j = 0; j < N; j++)
		init_board[i][j] = input[i][j] - '0';

	State init_state(init_board);
	State bestState = init_state;

	while ((double)clock() / CLOCKS_PER_SEC < 0.99) {
		State state = init_state;
		for (int i = 0; i < K; i++) {
			state.randomFlip(i);
		}
		if (state.score > bestState.score) {
			bestState = state;
		}
	}
	for (int i = 0; i < bestState.op.size(); i++) {
		cout << bestState.op[i][0] << " " << bestState.op[i][1] << " " << bestState.op[i][2] << " " << bestState.op[i][3] << endl;
	}

	return 0;
}

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結果

テストケース

ソースコード