Submission #1355108

#	Time	Username	Problem	Language	Result	Execution time	Memory
1355108		yogesh_sane	정렬하기 (IOI15_sorting)	C++20	16 / 100	13 ms	484 KiB

sorting

#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[]) {
    if (N == 1)
        return 0;
    memset(P, 0, sizeof(P));
    memset(Q, 0, sizeof(Q));
    vector<int>pos(N);
    for(int i = 0; i < M; i++){
      iota(pos.begin(), pos.end(), 0);
      for(int j = i + 1; j < M; j++){
        swap(pos[X[j]], pos[Y[j]]);
      }
      swap(S[X[i]], S[Y[i]]);
      for(int j = 0; j < N; j++){
        if(S[pos[j]] != j){
          swap(S[P[i] = pos[j]], S[Q[i] = find(S, S + N, j) - S]);
          break;
        }
      }
    }
    return M;
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:7:25: warning: 'sizeof' on array function parameter 'P' will return size of 'int*' [-Wsizeof-array-argument]
    7 |     memset(P, 0, sizeof(P));
      |                        ~^~
sorting.cpp:4:64: note: declared here
    4 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                                            ~~~~^~~
sorting.cpp:8:25: warning: 'sizeof' on array function parameter 'Q' will return size of 'int*' [-Wsizeof-array-argument]
    8 |     memset(Q, 0, sizeof(Q));
      |                        ~^~
sorting.cpp:4:73: note: declared here
    4 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                                                     ~~~~^~~

• Subtask 1: 0 / 8
• Subtask 2: 0 / 12
• Subtask 3: 16 / 16
• Subtask 4: 0 / 18
• Subtask 5: 0 / 20
• Subtask 6: 0 / 26