제출 #1041964

#제출 시각아이디문제언어결과실행 시간메모리
1041964fv3정렬하기 (IOI15_sorting)C++14
0 / 100
1 ms600 KiB
#include "sorting.h"

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

int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) 
{
	// X[i] = Y[i] = 0
	int cnt = 0;
    for (int i = 0; i < N; i++)
    {
    	int l = 0;
    	for (; l < N; l++)
    	{
    		if (S[i] != i)
    			break;
    	}

    	if (l == N)
    		break;
    	cnt++;

    	P[i] = i;
    	for (int j = 0; j < N; j++)
    	{
    		if (S[j] == i)
    		{
    			Q[i] = j;
    			if (i != j)
    				swap(S[i], S[j]);
    		}
    	}
    }

	return cnt++;
}

컴파일 시 표준 에러 (stderr) 메시지

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:6:39: warning: unused parameter 'M' [-Wunused-parameter]
    6 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[])
      |                                   ~~~~^
sorting.cpp:6:46: warning: unused parameter 'X' [-Wunused-parameter]
    6 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[])
      |                                          ~~~~^~~
sorting.cpp:6:55: warning: unused parameter 'Y' [-Wunused-parameter]
    6 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[])
      |                                                   ~~~~^~~
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