c++提问：求一分数序列2/1

算平均值，判断小于的放到新数组

int fun(int score[],int m,int below[])
{
    int i,k=0,sum = 0;
    float avg = 0;
    for(i=0;i<m;i++)
        sum += score[i];
    avg = sum*1.0/m;
    for(i=0;i<m;i++)
    {
        if(score[i] < avg)
            below[k++] = score[i];
    }
    return k;
}