default.cpp

来自「C++ sample code, for the book: C++ blac」· C++ 代码 · 共 19 行

#include <iostream>
using namespace std;

int adder(int operand1, int operand2 = 1);

int main()
{
    cout << "5 + 7 = " << adder(5, 7) << endl;
    cout << "5 + 1 = " << adder(5) << endl;

    return 0;
}

int adder(int operand1, int operand2)
{
    return operand1 + operand2;
}