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  1. #include <iostream>
  2. #include <cmath>
  3. #include <algorithm>
  4. #include <iomanip>
  5. #include <utility>
  6. using namespace std;
  7.  
  8. const int MAXIMUM = 999999;
  9. int v[MAXIMUM], cnt = 0;
  10.  
  11. int main() {
  12.     int n;
  13.     cin >> n;
  14.     int i = 2;
  15.     while (n != 1) {
  16.         while (n % i == 0) {
  17.             n /= i;
  18.             v[++cnt] = i;
  19.         }
  20.         ++i;
  21.     }
  22.     if (n < 10) {
  23.         cout << n;
  24.     } else {
  25.         for (int i = 1; i <= cnt; ++i) {
  26.             cout << v[i];
  27.         }
  28.     }
  29. }
  30.  
  31. /*
  32.  
  33.  0...9 - nr respectiv
  34.  nr prime > 10 nu
  35.  65 - nu
  36.  10 - 25
  37.  100 - 455
  38.  32 - 48
  39.  
  40.  
  41.  */
  42.  
Success #stdin #stdout 0.01s 5364KB
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https://ideone.com/TECpc0
language:
C++ (gcc 8.3)
created:
2 years ago
visibility:
public

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