Submission #1098361

#	Time	Username	Problem	Language	Result	Execution time	Memory
1098361		alexander707070	Sorting (IOI15_sorting)	C++14	Compilation error	0 ms	0 KiB

sorting

#include<bits/stdc++.h>
#include "sorting.h"

#define MAXN 200007
using namespace std;

int n,m;
int pos[MAXN];

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

	for(int i=0;i<n;i++){
		pos[s[i]]=i;
	}

	for(int i=0;i<n;i++){
		P[i]=i; Q[i]=pos[i];

		swap(s[i],s[pos[i]]);
		swap(pos[s[i]],pos[s[pos[i]]]);
	}

	return n;
}

Compilation message (stderr)

sorting.cpp: In function 'int findSwapPairs(int, int*, int, int*, int*, int*, int*)':
sorting.cpp:14:7: error: 's' was not declared in this scope
   14 |   pos[s[i]]=i;
      |       ^
sorting.cpp:20:8: error: 's' was not declared in this scope
   20 |   swap(s[i],s[pos[i]]);
      |        ^
sorting.cpp:10:30: warning: unused parameter 'S' [-Wunused-parameter]
   10 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                          ~~~~^~~
sorting.cpp:10:46: warning: unused parameter 'X' [-Wunused-parameter]
   10 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                          ~~~~^~~
sorting.cpp:10:55: warning: unused parameter 'Y' [-Wunused-parameter]
   10 | int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
      |                                                   ~~~~^~~