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  1. #include <bits/stdc++.h>
  2. #define fast ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0)
  3. #define all(x) x.begin(), x.end()
  4. #define rall(x) x.rbegin(), x.rend()
  5. #define fr first
  6. #define sc second
  7. #define el '\n'
  8. #define ll long long 
  9. using namespace std;
  10. const int N = 2e5 + 5;
  11. void solve()
  12. {
  13.     int n; cin >> n;
  14.     vector<int> nums(n), odd_numbers;
  15.     for (auto& i : nums)
  16.     {
  17.         cin >> i;
  18.         if (i & 1)
  19.             odd_numbers.push_back(i);
  20.     }
  21.     map<string, int> mp;
  22.     for (auto& i : nums)
  23.         mp[to_string(i)]++;
  24.     vector<pair<string, int>> repeated;
  25.     for (auto& it : mp)
  26.         if (it.sc > 1)
  27.             repeated.push_back(it);
  28.     string largest = "";
  29.     for (auto it = mp.rbegin(); it != mp.rend(); it++)
  30.     {
  31.         for (int i = 0; i < it->sc; i++)
  32.             largest += it->fr;
  33.     }
  34.     cout << "odd numbers: " << el;
  35.     for (auto& i : odd_numbers)
  36.         cout << i << ' ';
  37.     cout << el << "Repeated numbers: " << el;
  38.     for (auto& i : repeated)
  39.         cout << "( " << i.fr << " : " << i.sc << " ) ";
  40.     cout << el << "Largest number: " << el << largest << el;
  41. }
  42.  
  43. int32_t main() {
  44.     fast;
  45.  
  46. #ifndef ONLINE_JUDGE
  47.     freopen("input.txt", "r", stdin);
  48.     freopen("output.txt", "w", stdout);
  49. #endif
  50.  
  51.     int t = 1;
  52.     // cin >> t;
  53.     for (int cs = 1; cs <= t; cs++) {
  54.         solve();
  55.     }
  56. }
  57.  
Success #stdin #stdout 0.01s 5284KB
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stdin
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Standard input is empty
stdout
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odd numbers: 

Repeated numbers: 

Largest number:
https://ideone.com/aA2gg4
language:
C++ (gcc 8.3)
created:
6 days ago
visibility:
public

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