C++ wMA 算法

CMakeLists.txt

project(aaa)
add_library(aaa SHARED aaa.cpp)
add_executable(bbb bbb.cpp)
target_link_libraries(bbb aaa)

aaa.h

#pragma once

#ifndef AAA_AAA_H
#define AAA_AAA_H
#endif

class father
{
private:
public:
    int *fabonacci(int n);
    double *wMA(double *array, int *fabonacci, int arrayLen, int wMALen);
};

aaa.cpp

#include "aaa.h"
#include <iostream>

using namespace std;

int *father::fabonacci(int n)
{
    if(30 >= n > 0)
    {
        int *array = new int[n];
        switch(n)
        {
            case 1:
            {
                array[0] = 1;
                cout << array[0] << endl;
                break;
            }
            case 2:
            {
                array[0] = 1;
                array[1] = 1;
                cout << array[0] << endl;
                cout << array[1] << endl;
                break;
            }
            default:
            {
                array[0] = 1;
                array[1] = 1;
                cout << array[0] << endl;
                cout << array[1] << endl;
                for(int i = 2; i < n; i++)
                {
                    array[i] = array[i - 1] + array[i - 2];
                    cout << array[i] << endl;
                }
            }
        }
        return array;
    }
    else
    {
        cout << "Error!\n" << endl;
        return NULL;
    }
}

double *father::wMA(double *array, int *fabonacci, int arrayLen, int wMALen)
{
    int n = wMALen;
    double *wma = new double[arrayLen];
    if(arrayLen >= wMALen >0)
    {
        int *pF = father::fabonacci(arrayLen);
        while(arrayLen >= wMALen)
        {
            double sum = 0;
            for(int i = wMALen - n; i < wMALen; i++)
            {
                sum = sum + array[i] * (*(pF + i));
            }
            wma[wMALen - 1] = sum / pF[arrayLen];
            cout << "wma[" << wMALen - 1 << "] = " << wma[wMALen - 1] << endl;
            wMALen++;
        }
        delete(pF);
        return wma;
    }
    else
    {
        cout << "Error!\n" << endl;
        return NULL;
    }
}

bbb.cpp

#include "aaa.h"
#include <iostream>

using namespace std;

template <typename t> int getArrayLen(t &array)
{
    return sizeof(array) / sizeof(array[0]);
}

int main()
{
    double array[] = {1, 2, 3, 4, 5, 6, 7, 8, 10, 9, 11, 12};
    father child;

    int len = getArrayLen(array);
    int *pF = child.fabonacci(len);
    double *pWMA = child.wMA(array, pF, len, 3);

    delete(pF);
    delete(pWMA);

    return 0;
}