#include "sorting.h"
#include <bits/stdc++.h>
#define fi first
#define se second
using namespace std;
using ii = pair<int, int>;
int n;
int findSwapPairs(int N, int S[], int M, int X[], int Y[], int P[], int Q[]) {
if (N == 1) return 0;
n = N;
int nt = 0;
for (int i = 0; i < n; i++)
if (S[i] != i)
for (int j = i+1; j < n; j++)
if (S[j] == i) {
P[nt] = i;
Q[nt] = j;
++nt;
swap(S[i], S[j]);
}
return nt;
}
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