fork download
copy 
  1. #include<bits/stdc++.h>
  2. #include<vector>
  3. #include<math.h>
  4. #define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
  5. using namespace std;
  6.  
  7. int main(){
  8.  
  9.     fast
  10.     int t;
  11.     cin>>t;
  12.     while(t--){
  13.         int n;
  14.         cin>>n;
  15.         int a[n];
  16.         int flag = 0;
  17.         set<int> s;
  18.         unordered_map<int,int> mp;
  19.         int max = INT_MIN;
  20.         for(int i=0;i<n;i++){
  21.             cin>>a[i];
  22.             if(a[i]>max){
  23.                 max = a[i];
  24.             }
  25.             mp[a[i]]++;
  26.             if(mp[a[i]]>2){
  27.                 flag = 1;
  28.                 break;
  29.             }
  30.  
  31.         }
  32.         if(mp[max]>1){
  33.             flag = 1;
  34.         }
  35.         if(flag==1){
  36.             cout<<"NO"<<endl;
  37.         }
  38.         else{
  39.             sort(a,a+n);
  40.             vector<int> v;
  41.             for(int i=0;i<n;i++){
  42.                 s.insert(a[i]);
  43.                 if(mp[a[i]]==2){
  44.                     v.push_back(a[i]);
  45.                     mp[a[i]]--;
  46.                 }
  47.             }
  48.  
  49.             cout<<"YES"<<endl;
  50.  
  51.             for(auto &x:s){
  52.                 cout<<x<<" ";
  53.             }
  54.             sort(v.begin(),v.end(),greater<int>());
  55.             for(auto &y:v){
  56.                 cout<<y<<" ";
  57.             }cout<<endl;
  58.             v.clear();
  59.             s.clear();
  60.             mp.clear();
  61.  
  62.  
  63.  
  64.  
  65.         }
  66.  
  67.  
  68.  
  69.         }
  70.     }
  71.  
Success #stdin #stdout 0s 4408KB
comments (?)
stdin
copy 
5
4
1 3 2 4
4
1 3 2 4
6
1 10 10 10 20 15
5
1 1 2 2 3
4
1 2 3 3
stdout
copy 
YES
1 2 3 4 
YES
1 2 3 4 
NO
NO
NO
https://ideone.com/lq9Ng7
language:
C++14 (gcc 8.3)
created:
3 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!