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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3. int n;
  4. string s, ret;
  5. vector<string> v;
  6.  
  7. bool cmp(string a, string b){
  8.     if(a.size() == b.size()) return a[0] < b[0];
  9.     return a.size() < b.size();
  10. }
  11.  
  12. void go(string s){
  13.     while(true){
  14.         if(s.size() && s.front() == '0') s.erase(s.begin());
  15.         else break;
  16.     }
  17.     if(s.size() == 0) v.push_back("0");
  18.     else v.push_back(s);
  19.     ret = "";
  20. }
  21.  
  22. int main(){
  23.     cin >> n;
  24.     for(int i = 0; i < n; i++){
  25.         cin >> s;
  26.         ret = "";
  27.         for(int j = 0; j < s.size(); j++){
  28.             if(s[j] < 97) ret += s[j];
  29.             else if(ret.size()) go(ret);
  30.         }
  31.     }
  32.     sort(v.begin(), v.end(), cmp);
  33.     for(string a : v){
  34.         cout << a << '\n';
  35.     }
  36. }
Success #stdin #stdout 0.01s 5288KB
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stdin
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4
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zita002
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stdout
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https://ideone.com/Zz03MC
language:
C++ (gcc 8.3)
created:
7 days ago
visibility:
public

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