Järjestys

#include <bits/stdc++.h>
using namespace std;

long long a,b,n,x,y;
vector<long long>s;
 vector<long long> v;
int main(){
ios_base::sync_with_stdio(0);
cin.tie(0);
    cin >> n;
  for(int i=0; i<n;i++){
      cin>>b;
      v.push_back(b);   
  }
     for(int i=n; i>0;i--){
         int k=0;
         if(v[i-1]!=i){
            if(v[0]!=i){
                 while(v[k+1]!=i){k++;}
                 s.push_back(k+2);
                 reverse(v.begin(),v.begin()+(k+2));}
            reverse(v.begin(),v.end()-n+i);
            s.push_back(i);
            }
          }
y=s.size();
cout<<y<<"\n";
for(int i=0; i<y;i++){
    cout<<s[i]<<" ";
     }
     }

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 2

Verdict: ACCEPTED

Test 3

Group: 3

Verdict: TIME LIMIT EXCEEDED