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--){
         if(v[i-1]!=i){
           auto it=find(v.begin(),v.end(),i);
        auto m=distance(v.begin(),it);
             if(v[0]!=i){y++; 
                         s.push_back(m+1);
                         reverse(v.begin(),v.begin()+(m+1));}
        
             reverse(v.begin(),v.end()-x);
              y++;          
             
            s.push_back(n-x);
             
    }
          x++;
     }
    
   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