fork download 
  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int main()
  4. {
  5.     map<int,int> mp;// when we write normal map that means ordered and unordered is unordered map
  6.     int n;
  7.     cin>>n;
  8.     vector<int> arr(n);
  9.     for(int i=0;i<n;i++)
  10.     {
  11.         cin>>arr[i];
  12.         mp[arr[i]]++;
  13.     }
  14.     for(auto a: mp)
  15.     {
  16.         cout<<a.first<<" "<<a.second<<endl;
  17.     }
  18. }
Success #stdin #stdout 0.01s 5288KB
comments (?)
stdin 
Standard input is empty
stdout 
0 5334
https://ideone.com/YlDDbk
language:
C++ (gcc 8.3)
created:
13 days 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!