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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. class GCD {
  5. private:
  6.     int X[20]; 
  7.     int Y[20];
  8.     int n;
  9.     int G[20]; 
  10. public:
  11.     int calcGCD(int a, int b) {
  12.         if (b == 0) return a;
  13.         return calcGCD(b, a % b);
  14.     }
  15.  
  16.     void read() {
  17.         cout << "Enter the number of elements (max 20): ";
  18.         cin >> n;
  19.  
  20.         for (int i = 0; i < n; i++) {
  21.             cout << "Enter X[" << i+1 << "]: ";
  22.             cin >> X[i];
  23.             cout << "Enter Y[" << i+1 << "]: ";
  24.             cin >> Y[i];
  25.  
  26.             if (X[i] <= 0 || Y[i] <= 0) {
  27.                 cout << "Error: X and Y must be positive integers. Try again." << endl;
  28.                 i--;
  29.                 continue;
  30.             }
  31.  
  32.             G[i] = calcGCD(X[i], Y[i]);
  33.         }
  34.     }
  35.  
  36.     void display() {
  37.         cout << "X\tY\tGCD" << endl;
  38.         for (int i = 0; i < n; i++) {
  39.             cout << X[i] << "\t" << Y[i] << "\t" << G[i] << endl;
  40.         }
  41.     }
  42.  
  43.     int MinGCD() {
  44.         int minGCD = G[0];
  45.         for (int i = 1; i < n; i++) {
  46.             if (G[i] < minGCD) minGCD = G[i];
  47.         }
  48.         return minGCD;
  49.     }
  50.  
  51.     void compareMinGCD(GCD obj) {
  52.         int minGCD1 = MinGCD();
  53.         int minGCD2 = obj.MinGCD();
  54.  
  55.         if (minGCD1 < minGCD2)
  56.             cout << "Object 1 has the minimum GCD." << endl;
  57.         else if (minGCD2 < minGCD1)
  58.             cout << "Object 2 has the minimum GCD." << endl;
  59.         else
  60.             cout << "Both objects have the same minimum GCD." << endl;
  61.     }
  62. };
  63.  
  64. int main() {
  65.     GCD obj1, obj2;
  66.  
  67.     cout << "Enter data for Object 1:" << endl;
  68.     obj1.read();
  69.     obj1.display();
  70.  
  71.     cout << "Enter data for Object 2:" << endl;
  72.     obj2.read();
  73.     obj2.display();
  74.  
  75.     obj1.compareMinGCD(obj2);
  76.  
  77.     return 0;
  78. }
  79.  
Success #stdin #stdout 0s 5292KB
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stdin
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Standard input is empty
stdout
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Enter data for Object 1:
Enter the number of elements (max 20): X	Y	GCD
Enter data for Object 2:
Enter the number of elements (max 20): X	Y	GCD
Both objects have the same minimum GCD.
https://ideone.com/c9lCFg
language:
C++ (gcc 8.3)
created:
9 days ago
visibility:
public

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