Unable to compile. Please help correct the mistakes. #include<iostream> #include

Question

Unable to compile. Please help correct the mistakes.

#include<iostream>

#include<stdexcept>

using namespace std;

class Fraction

{

private:

int a;

int b;

static int GCD(const int a,const int b)

{

int min = a < b?a:b;

int i=1;

for(i=min; i>=1; i--)

if(a%i==0 && b%i==0) break;

return (i);

}

public:

Fraction(const int a, const int b)

{

if(b==0) throw invalid_argument("Error: zero denominator" );

int gcd = GCD(a,b);

this->a = a/gcd;

this->b = b/gcd;

}

friend ostream& operator<< (ostream &out, Fraction &Frac);

friend istream& operator>> (istream &in, Fraction &Frac);

friend Fraction operator+(const Fraction &f1, const Fraction &f2);

friend Fraction operator-(const Fraction &f1, const Fraction &f2);

friend bool operator==(const Fraction &f1, const Fraction &f2);

};

Complier said "

candidate constructor

not viable: requires 2 arguments, but 0 were provided

Fraction(int a,int b)"

"candidate constructor

(the implicit copy constructor) not viable: requires 1 argument, but 0

were provided

class Fraction"

Explanation / Answer

I tried compiling in codepad and it worked. No errors. Everything looks good.

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