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  1. #include<bits/stdc++.h>
  2. using namespace std;
  3. long long n;
  4. vector<string>v;
  5. vector<string>giamdan;
  6. multiset<string>se;
  7. bool ss(string a,string b)
  8. {
  9.     return (a.length()<b.length() || (a.length()==b.length() && a<b));
  10. }
  11. map<string,long long>mp;
  12. bool ss2(string a,string b)
  13. {
  14.     return (mp[a]>mp[b] || (mp[a]==mp[b] && a<b));
  15. }
  16. int main()
  17. {
  18.     cin>>n;
  19.     cin.ignore();
  20.     for(int i=0;i<n;i++)
  21.     {
  22.         string s;
  23.         cin>>s;
  24.         mp[s]++;
  25.         v.push_back(s);
  26.         se.insert(s);
  27.     }
  28.     //yeucau1
  29.     for(string x : se)
  30.     {
  31.         cout<<x<<" ";
  32.         giamdan.push_back(x);
  33.     }
  34.     cout<<endl;
  35.     //yeucau2
  36.     reverse(giamdan.begin(),giamdan.end());
  37.     for(string x : giamdan) cout<<x<<" ";
  38.     cout<<endl;
  39.     //yeucau3
  40.     sort(v.begin(),v.end(),ss);
  41.     for(string x : v) cout<<x<<" ";
  42.     cout<<endl;
  43.     //yeucau4
  44.     sort(v.begin(),v.end(),ss2);
  45.     for(string x : v) cout<<x<<" ";
  46.  
  47. }
  48.  
Success #stdin #stdout 0.01s 5424KB
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https://ideone.com/HjyzZu
language:
C++14 (gcc 8.3)
created:
1 year ago
visibility:
public

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