제출 #137996

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
137996		arthurconmy	정렬하기 (IOI15_sorting)	C++14	컴파일 에러	0 ms	0 KiB

sorting

#include <bits/stdc++.h>
using namespace std;

int findSwapPairs(int n, int S[], int m, int X[], int Y[], int P[], int Q[])
{
	// cout << n << endl;

	for(int i=0; i<n; i++)
	{
		eend[i]=S[i];
	}

	for(int i=0; i<m; i++)
	{
		swap(eend[X[i]],eend[Y[i]]);
	}

	//f//or(int i=0; i<n; i++)
	//{
		//cout << i << " " << eend[i] << endl;
	//}

	// return 7;

	int cur_sort=0;

	// cout << "HERE" << endl;

	for(int i=0; i<m; i++)
	{
		//cout << i << endl;

		swap(eend[X[i]],eend[Y[i]]);
		swap(S[X[i]],S[Y[i]]);

		bool upd=0;

		while(cur_sort < n)
		{
			// find cur_sort in both arrays

			int pos_s=-1;
			int pos_e=-1;

			for(int j=0; j<n; i++)
			{
				if(S[j]==cur_sort) pos_s=j;
				if(eend[j]==cur_sort) pos_e=j;
			}

			if(pos_e == pos_s)
			{
				// cout << cur_sort << " is sorted bro" << endl;

				cur_sort++;
				continue;
			}

			swap(S[pos_s],S[pos_e]);
			P[i]=pos_s;
			Q[i]=pos_e;
			upd=1;

			cur_sort++;
			break;
		}

		if(!upd)
		{
			P[i]=0;
			Q[i]=0;
		}

		// cout << P[i] << " " << Q[i] << endl;
	}

	return m;
}

컴파일 시 표준 에러 (stderr) 메시지

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:10:3: error: 'eend' was not declared in this scope
   eend[i]=S[i];
   ^~~~
sorting.cpp:10:3: note: suggested alternative: 'rand'
   eend[i]=S[i];
   ^~~~
   rand
sorting.cpp:15:8: error: 'eend' was not declared in this scope
   swap(eend[X[i]],eend[Y[i]]);
        ^~~~
sorting.cpp:15:8: note: suggested alternative: 'rand'
   swap(eend[X[i]],eend[Y[i]]);
        ^~~~
        rand
sorting.cpp:33:8: error: 'eend' was not declared in this scope
   swap(eend[X[i]],eend[Y[i]]);
        ^~~~
sorting.cpp:33:8: note: suggested alternative: 'rand'
   swap(eend[X[i]],eend[Y[i]]);
        ^~~~
        rand