제출 #94892

#제출 시각아이디문제언어결과실행 시간메모리
94892someone_aa정렬하기 (IOI15_sorting)C++17
20 / 100
3 ms512 KiB
#include <bits/stdc++.h>
#include "sorting.h"
using namespace std;
const int maxn = 110;
int value[maxn], ind[maxn];

int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
    int br = 0;

    for(int i=0;i<N;i++) {
        value[i] = S[i];
        ind[S[i]] = i;
    }

    for(int i=0;i<N;i++) {
        if(value[i] == i) continue;

        P[br] = i;
        Q[br] = ind[i];

        ind[value[i]] = ind[i];
        value[ind[i]] = value[i];
        value[i] = i;
        ind[i] = i;
        br++;

    }
    return br;
}

컴파일 시 표준 에러 (stderr) 메시지

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:7:39: warning: unused parameter 'M' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                       ^
sorting.cpp:7:48: warning: unused parameter 'X' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                                ^
sorting.cpp:7:57: warning: unused parameter 'Y' [-Wunused-parameter]
 int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
                                                         ^
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