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a guest Nov 22nd, 2019 90 Never
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  1. #include<iostream>
  2.  
  3. using namespace std;
  4.  
  5.  
  6. /*int licznik() {
  7.     static int l = 0;
  8.     ++l;
  9.     return l;
  10. }*/
  11.  
  12.  
  13. int silnia(int n) {
  14.  
  15.     if (n < 2) {
  16.         return n;
  17.     }
  18.     return n * silnia(n - 1);
  19.  
  20. }
  21.  
  22. int nwd_1(int a, int b) {
  23.  
  24.     if (a > b) {
  25.         return nwd_1(a - b, b);
  26.     }
  27.  
  28.     else {
  29.         return nwd_1(a, b - a);
  30.     }
  31.  
  32.     return a;
  33. }
  34.  
  35. int nwd_2(int a, int b) {
  36.    
  37.     if (b!= 0) {
  38.         return nwd_2(b, a % b);
  39.     }
  40.     return a;
  41. }
  42.  
  43. int main() {
  44.  
  45.     int zadanie, a, b, n;
  46.    
  47.     cout << "Podaj numer zadanie: " << endl << "Zadanie 1" << endl << "Zadanie 2" << endl << "Zadanie 3" << endl;
  48.     cin >> zadanie;
  49.  
  50.     if (zadanie == 1) {
  51.  
  52.         cout << "Podaj zmienna: ";
  53.         cin >> n;
  54.         cout << n << "!=" << silnia(n) << endl;
  55.  
  56.     }
  57.  
  58.     else if (zadanie == 2) {
  59.  
  60.         cout << "Podaj pierwsza zmienna: ";
  61.         cin >> a;
  62.         cout << "Podaj druga zmienna: ";
  63.         cin >> b;
  64.         cout << nwd_1(a, b) << endl;
  65.  
  66.     }
  67.  
  68.     else if (zadanie == 3) {
  69.  
  70.         cout << "Podaj pierwsza zmienna: ";
  71.         cin >> a;
  72.         cout << "Podaj druga zmienna: ";
  73.         cin >> b;
  74.  
  75.         cout << nwd_2(a, b) << endl;
  76.  
  77.     }
  78.  
  79.     else {
  80.         cout << "Nie wybrano zadania" << endl;
  81.         main();
  82.     }
  83.    
  84. }
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