Day 17: More Exceptions.cpp

//Write your code here
class Calculator
{
    public:
    static int power(const int n_, const int p_) {
        //Write your code here
        if ( n_ < 0 || p_ < 0 ) { throw std::invalid_argument("n and p should be non-negative");}
        return pow(n_, p_);
    }
    
};