제출 #420888

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
420888		Berted	MalnaRISC (COI21_malnarisc)	C++14	21.59 / 100	2 ms	332 KiB

malnarisc

#include <iostream>
#include <vector>
#define vi vector<int>
#define pii pair<int, int>
#define fst first
#define snd second
#define vpi vector<pii>


using namespace std;

int N;
vector<vpi> ans;

int main()
{
	cin >> N;
	for (int i = 0; i < N - 1; i++)
	{
		ans.push_back(vpi());
		for (int j = i % 2 + 1; j + 1 <= N; j += 2)
		{
			ans.back().push_back({j, j + 1});
		}
	}

	cout << ans.size() << "\n";
	for (auto &V : ans)
	{
		for (int i = 0; i < V.size(); i++)
		{
			cout << "CMPSWP R" << V[i].fst << " R" << V[i].snd << " \n"[i + 1 == V.size()];
		}
	}
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

malnarisc.cpp: In function 'int main()':
malnarisc.cpp:30:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   30 |   for (int i = 0; i < V.size(); i++)
      |                   ~~^~~~~~~~~~
malnarisc.cpp:32:70: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 |    cout << "CMPSWP R" << V[i].fst << " R" << V[i].snd << " \n"[i + 1 == V.size()];
      |                                                                ~~~~~~^~~~~~~~~~~

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 7.213592233 / 10
• Subtask 7: 0 / 10
• Subtask 8: 7.2424242424 / 10
• Subtask 9: 0 / 10
• Subtask 10: 7.1325301205 / 10