C++/Overload/Boolean Operator

Array class for 10 int value with overloaded functions: +, -, ==

<source lang="cpp">

1. include <iostream>

using namespace std; class array {

 int nums[10];

public:

 array();
 void set(int n[10]);
 void show();
 array operator+(array object2);
 array operator-(array object2);
 int operator==(array object2);

}; array::array() {

 int i;
 for(i = 0; i <10; i++) nums[ i ] = 0;

} void array::set(int *n) {

 int i;
 
 for(i = 0; i <10; i++) nums[ i ] = n[ i ];

} void array::show() {

 int i;
 for(i = 0; i <10; i++) 
   cout << nums[ i ] << " ";
 cout << endl;

} array array::operator+(array object2) {

 int i;
 array temp;
 for(i = 0; i <10; i++) 
   temp.nums[ i ] = nums[ i ] + object2.nums[ i ];
 return temp;

} array array::operator-(array object2) {

 int i;
 array temp;
 for(i = 0; i <10; i++) 
   temp.nums[ i ] = nums[ i ] - object2.nums[ i ];
 return temp;

} int array::operator==(array object2) {

 int i;
 for(i = 0; i <10; i++) 
   if(nums[ i ]!=object2.nums[ i ]) return 0;
 return 1;

}

int main() {

 array object1, object2, object3;
 int i[10] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 };
 object1.set(i);
 object2.set(i);
 object3 = object1 + object2;
 object3.show();
 object3 = object1 - object3;
 object3.show();
 if(object1==object2)
    cout << "object1 equals object2\n";
 else 
    cout << "object1 does not equal object2\n";
 if(object1==object3) 
    cout << "object1 equals object3\n";
 else 
    cout << "object1 does not equal object3\n";
 return 0;

}

      </source>

Overload ==, !=, || for MyClass

<source lang="cpp">

1. include <iostream>

using namespace std; class MyClass {

 int x, y, z;

public:

 MyClass(int i, int j, int k)
 {
   x = i; y = j; z = k;
 }
 MyClass() { x=0; y=0; z=0; }
 void get(int &i, int &j, int &k)
 {
    i = x; j = y; k = z;
 }
 int operator==(MyClass object2);
 int operator!=(MyClass object2); 
 int operator||(MyClass object2); 
};

int MyClass::operator==(MyClass object2) {

 return x==object2.x && y==object2.y && z==object2.z;

} int MyClass::operator!=(MyClass object2) {

 return x!=object2.x && y!=object2.y && z!=object2.z;

} int MyClass::operator||(MyClass object2) {

 return x||object2.x && y||object2.y && z||object2.z;

} int main() {

 MyClass object1(10, 10, 10), object2(2, 3, 4), object3(0, 0, 0);
 if(object1==object1) cout << "object1 == object1\n";
 if(object1!=object2) cout << "object1 != object2\n";
 if(object3 || object1) cout << "object1 or object3 is true\n";
 return 0;

}

      </source>