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  1. #include <bits/stdc++.h>
  2. #define ll long long
  3. #define endl "\n"
  4. using namespace std;
  5.  
  6. bool hasDistinctDigits(int n)
  7. {
  8.     set<char> digits_set;
  9.     string yearStr = to_string(n);
  10.     for (char c : yearStr)
  11.     {
  12.  
  13.         digits_set.insert(c);
  14.     }
  15.     if (digits_set.size() == yearStr.size())
  16.     {
  17.         return true;
  18.     }
  19.     else
  20.     {
  21.         return false;
  22.     }
  23. }
  24.  
  25. int main()
  26. {
  27.     ios_base::sync_with_stdio(false);
  28.     cin.tie(NULL);
  29.  
  30.     int n;
  31.     cin >> n;
  32.  
  33.     while (true)
  34.     {
  35.         n++;
  36.         if (hasDistinctDigits(n))
  37.         {
  38.             cout << n << endl;
  39.             break;
  40.         }
  41.     }
  42.  
  43.     return 0;
  44. }
Success #stdin #stdout 0.01s 5320KB
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https://ideone.com/nNThpT
language:
C++ (gcc 8.3)
created:
7 days ago
visibility:
public

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