default-parameters.cpp

#include <cstdio>

// Class Definition
//
class MyClass
{
public:
    void print(int value1, int value2 = 200);
};

// Class Implementation
//
void MyClass::print(int value1, int value2) {
    printf("%d %d\n", value1, value2);
}

// Main Entry Point
//
int main (int argc, char * const argv[]) {
    MyClass *myClass = new MyClass();
    
    myClass->print(12, 24);     // Print: 12, 24
    myClass->print(12);         // Print: 12, 200
    
    delete myClass;
        
    return 0;
}