[解答] 上機考第四題

[oldfatty (無姦道之魚紋肥..)]

#include "stdafx.h"
#include "iostream"

using std::cout;
using std::endl;

unsigned long fibonacci (unsigned long);

int main()
{
        int counter;
        unsigned long result;
    int a;

        cout << "fibonacci數列前20項" << endl;
        for (counter=0;counter<=19;counter++)
        {
                result=fibonacci(counter);

            cout<<result<<" ";

                a=counter+1;

                if (a%5==0)

                        cout <<endl;
        }
        return 0;
}

unsigned long fibonacci(unsigned long a)
{
        if (a==0 || a==1)
                return a;
        else
                return fibonacci(a-1)+fibonacci(a-2);
}

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