oj.uz

답안 #528852

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
528852 2022-02-21T15:21:05 Z c28dnv9q3 Monster Game (JOI21_monster) C++17
10 / 100
 224 ms 344 KB 
#include "monster.h"
#include <iostream>

std::vector<int> quick(std::vector<int> a, bool help) {
	std::vector<int> left = std::vector<int>(), right = std::vector<int>();
	if (help) {
		goto A;
	}
	if (a.size() < 2) {
		return a;
	}
	else if (a.size() == 2) {
		std::vector<int> b = std::vector<int>();
		if (Query(a[0], a[1])) {
			b.push_back(a[0]);
			b.push_back(a[1]);
		}
		else {
			b.push_back(a[1]);
			b.push_back(a[0]);
		}
		return b;
	}
	else if (a.size() <= 8) {
	A: std::vector<int> counter = std::vector<int>(a.size());
		for (int i = 0; i < a.size() - 1; i++) {
			for (int j = i + 1; j < a.size(); j++) {
				if (Query(a[i], a[j])) {
					counter[i]++;
				}
				else {
					counter[j]++;
				}
			}
		}
		std::vector<int> end = std::vector<int>(a.size());
		bool did1 = false, didN = false;
		for (int i = 0; i < a.size(); i++) {
			if (counter[i] == 1 && !did1) {
				end[0] = a[i];
				did1 = true;
			}
			else if (counter[i] == a.size() - 2 && !didN) {
				end[a.size() - 1] = a[i];
				didN = true;
			}
			end[counter[i]] = a[i];
		}
		if (Query(end[1], end[0])) {
			int z = end[0];
			end[0] = end[1];
			end[1] = z;
		}
		if (Query(end[a.size() - 1], end[a.size() - 2])) {
			int z = end[a.size() - 2];
			end[a.size() - 2] = end[a.size() - 1];
			end[a.size() - 1] = z;
		}
		return end;
	}


	int pivot = a[a.size() / 2];
	for (int i = 0; i < a.size(); i++) {
		if (!(i == (a.size() / 2))) {
			if (Query(pivot, a[i])) {
				left.push_back(a[i]);
			}
			else {
				right.push_back(a[i]);
			}
		}
	}
	if (left.size() <= 3 || right.size() <= 3) {
		return quick(a, true);
	}
	int min = 0;
	for (int i = 1; i < right.size(); i++) {
		if (Query(right[min], right[i])) {
			min = i;
		}
	}
	int max = 0;
	for (int i = 1; i < left.size(); i++) {
		if (Query(left[i], left[max])) {
			max = i;
		}
	}
	right.push_back(left[max]);
	left.push_back(right[min]);
	left.erase(left.begin() + max);
	right.erase(right.begin() + min);

	std::vector<int> end = quick(left, false);
	end.push_back(pivot);
	right = quick(right, false);
	for (int i = 0; i < right.size(); i++) {
		end.push_back(right[i]);
	}
	return end;
}

std::vector<int> Solve(int N) {
	std::vector<int> T(N);
	for (int i = 0; i < N; i++) {
		T[i] = i;
	}
	T = quick(T, false);

	std::vector<int> T2 = std::vector<int>(N);
	for (int i = 0; i < N; i++) {
		T2[T[i]] = i;
	}
	/*for (int i = 0; i < N; i++) {
		std::cout << T2[i] << " ";
	}*/
	return T2;
}

Compilation message

monster.cpp: In function 'std::vector<int> quick(std::vector<int>, bool)':
monster.cpp:26:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |   for (int i = 0; i < a.size() - 1; i++) {
      |                   ~~^~~~~~~~~~~~~~
monster.cpp:27:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   27 |    for (int j = i + 1; j < a.size(); j++) {
      |                        ~~^~~~~~~~~~
monster.cpp:38:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   38 |   for (int i = 0; i < a.size(); i++) {
      |                   ~~^~~~~~~~~~
monster.cpp:43:24: warning: comparison of integer expressions of different signedness: '__gnu_cxx::__alloc_traits<std::allocator<int>, int>::value_type' {aka 'int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |    else if (counter[i] == a.size() - 2 && !didN) {
monster.cpp:64:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |  for (int i = 0; i < a.size(); i++) {
      |                  ~~^~~~~~~~~~
monster.cpp:65:11: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 |   if (!(i == (a.size() / 2))) {
      |         ~~^~~~~~~~~~~~~~~~~
monster.cpp:78:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   78 |  for (int i = 1; i < right.size(); i++) {
      |                  ~~^~~~~~~~~~~~~~
monster.cpp:84:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   84 |  for (int i = 1; i < left.size(); i++) {
      |                  ~~^~~~~~~~~~~~~
monster.cpp:97:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   97 |  for (int i = 0; i < right.size(); i++) {
      |                  ~~^~~~~~~~~~~~~~

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 0 ms 200 KB Output is correct
4 Correct 0 ms 200 KB Output is correct
5 Correct 0 ms 200 KB Output is correct
6 Correct 1 ms 200 KB Output is correct
7 Correct 1 ms 200 KB Output is correct
8 Correct 1 ms 200 KB Output is correct
9 Correct 0 ms 200 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 200 KB Output is correct
12 Correct 1 ms 200 KB Output is correct
13 Correct 1 ms 200 KB Output is correct
14 Correct 1 ms 200 KB Output is correct
15 Correct 1 ms 200 KB Output is correct
16 Correct 27 ms 288 KB Output is correct
17 Correct 44 ms 200 KB Output is correct
18 Correct 32 ms 200 KB Output is correct
19 Correct 23 ms 200 KB Output is correct
20 Correct 23 ms 292 KB Output is correct
21 Correct 1 ms 200 KB Output is correct
22 Correct 0 ms 200 KB Output is correct
23 Correct 1 ms 200 KB Output is correct
24 Correct 0 ms 200 KB Output is correct
25 Correct 1 ms 200 KB Output is correct
26 Correct 22 ms 200 KB Output is correct
27 Correct 1 ms 200 KB Output is correct
28 Correct 1 ms 200 KB Output is correct
29 Correct 1 ms 200 KB Output is correct
30 Correct 1 ms 200 KB Output is correct
31 Correct 0 ms 200 KB Output is correct
32 Correct 23 ms 200 KB Output is correct

Subtask #2
0 / 15.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 0 ms 200 KB Output is correct
4 Correct 0 ms 200 KB Output is correct
5 Correct 0 ms 200 KB Output is correct
6 Correct 1 ms 200 KB Output is correct
7 Correct 1 ms 200 KB Output is correct
8 Correct 1 ms 200 KB Output is correct
9 Correct 0 ms 200 KB Output is correct
10 Correct 1 ms 200 KB Output is correct
11 Correct 1 ms 200 KB Output is correct
12 Correct 1 ms 200 KB Output is correct
13 Correct 1 ms 200 KB Output is correct
14 Correct 1 ms 200 KB Output is correct
15 Correct 1 ms 200 KB Output is correct
16 Correct 27 ms 288 KB Output is correct
17 Correct 44 ms 200 KB Output is correct
18 Correct 32 ms 200 KB Output is correct
19 Correct 23 ms 200 KB Output is correct
20 Correct 23 ms 292 KB Output is correct
21 Correct 1 ms 200 KB Output is correct
22 Correct 0 ms 200 KB Output is correct
23 Correct 1 ms 200 KB Output is correct
24 Correct 0 ms 200 KB Output is correct
25 Correct 1 ms 200 KB Output is correct
26 Correct 22 ms 200 KB Output is correct
27 Correct 1 ms 200 KB Output is correct
28 Correct 1 ms 200 KB Output is correct
29 Correct 1 ms 200 KB Output is correct
30 Correct 1 ms 200 KB Output is correct
31 Correct 0 ms 200 KB Output is correct
32 Correct 23 ms 200 KB Output is correct
33 Incorrect 175 ms 320 KB Wrong Answer [6]
34 Halted 0 ms 0 KB -

Subtask #3
0 / 75.0

# 결과 실행 시간 메모리 Grader output
1 Partially correct 186 ms 324 KB Partially correct
2 Incorrect 224 ms 344 KB Wrong Answer [6]
3 Halted 0 ms 0 KB -