func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     long long x, y, n, m, t, q, a, b, count = 0;     cin >> n;     long long arr[n];     for (x = 0; x < n; x++) cin >> arr[x];     long long cop[n];     for (x = 0; x < n; x++) cop[x] = arr[x];     sort(cop, cop + n);     vector<long long> v;     for (x = 0; x < n; x++)       if (arr[x] != cop[x]) count++, v.push_back(x);     if (count <= 2)       cout <<  YES ;     else       cout <<  NO ;   }   