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  1. #include <iostream>
  2. #include <algorithm>
  3. #include <functional>
  4. #include <string>
  5. #include <cctype>
  6.  
  7. using namespace std;
  8.  
  9. int main() {
  10.         string input;
  11.         char result[11] {};
  12.         int front {0};
  13.         int back {9};
  14.         bool number_exists {false};
  15.  
  16.         cin >> input;
  17.  
  18.         for_each(begin(input), begin(input) + 10,
  19.                         [&](char c) {
  20.                                 if(isdigit(c)) {
  21.                                         if( not number_exists and c != '0' ) {
  22.                                                 number_exists = true;
  23.                                         }
  24.                                         result[front++] = c;
  25.                                 } else if(islower(c)) {
  26.                                         result[back--] = c;
  27.                                 }
  28.                         });
  29.  
  30.         if( not number_exists or back == 9 ) {
  31.                 cout << "error!!" << endl;
  32.                 return 1;
  33.         }
  34.  
  35.         sort(begin(result), begin(result) + front, greater<char>());
  36.         sort(begin(result) + front, end(result) - 1, less<char>());
  37.  
  38.         cout << result << endl;
  39.         return 0;
  40. }
  41.  
Success #stdin #stdout 0s 3480KB
comments (?)
stdin 
g4b208zayx
stdout 
8420abgxyz
https://ideone.com/XLOinW
language:
C++14 (gcc 8.3)
created:
11 years ago
visibility:
public

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