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Josif_tepe

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Josif_tepe
May 3rd, 2025
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  1. #include <iostream>
  2. using namespace std;
  3.  
  4.  
  5. int broj_na_deliteli(int broj, int i) {
  6.     if(i == 0) {
  7.         return 0;
  8.     }
  9.    
  10.     int dali_e_delitel = 0;
  11.     if(broj % i == 0) {
  12.         dali_e_delitel = 1;
  13.     }
  14.     return broj_na_deliteli(broj, i - 1) + dali_e_delitel;
  15. }
  16.  
  17. int dali_e_specijalen_broj(int n, int k, int i) {
  18.     if(i > k) {
  19.         return 1;
  20.     }
  21.     if(n - i <= 0) {
  22.         return 1;
  23.     }
  24.     if(broj_na_deliteli(n, n) <= broj_na_deliteli(n - i, n - i)) {
  25.         return 0;
  26.     }
  27.     return dali_e_specijalen_broj(n, k, i + 1);
  28.    
  29. }
  30. int presmetka(int a, int b, int k) {
  31.     if(a > b) {
  32.         return 0;
  33.     }
  34.     int specijalen_broj = 0;
  35.     if(dali_e_specijalen_broj(a, k, 1)) {
  36.         specijalen_broj = a;
  37.     }
  38.    
  39.     return presmetka(a + 1, b, k) + specijalen_broj;
  40. }
  41. int main() {
  42.     int a, b, k;
  43.     cin >> a >> b >> k;
  44.     cout << presmetka(a, b, k) << endl;
  45.  
  46.  
  47.     return 0;
  48. }
  49.  
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