fork download 
  1. #include <bits/stdc++.h>
  2.  
  3. #define MAXN 200'100
  4.  
  5. using namespace std;
  6.  
  7. int a[MAXN], b[MAXN];
  8.  
  9. int main()
  10. {
  11. 	cin.tie(NULL);
  12. 	ios_base::sync_with_stdio(false);
  13.  
  14.     int n;
  15.     cin >> n;
  16.  
  17.     for (int i = 0; i<n; ++i)
  18.         cin >> a[i], b[i] = a[i];
  19.     sort(b,b+n,std::greater<int>());
  20.     int cur_size = 0;
  21.     set<int> s;
  22.     for (int i = 0; i<n; ++i)
  23.     {
  24.         s.insert(a[i]);
  25.         while (s.find(b[cur_size]) != s.end())
  26.             cout << b[cur_size++] << ' ';
  27.         cout << endl;
  28.     }
  29. }
Success #stdin #stdout 0s 16808KB
comments (?)
stdin 
3
3 1 2
stdout 
3 

2 1
https://ideone.com/1KVQf7
language:
C++14 (gcc 8.3)
created:
7 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!