float *mavg(int count, int k1,int k2, float *datavalue)
{
float *mag = malloc(sizeof(float)*count);
//float data[count];
float avg=0,sum=0;
int i,j;
for(j=k1;j<=k2;j++)
{
    for(i=0;i<j-1;i++)
    {
    mag[j][i]=0;
    sum=sum+datavalue[i];
    }
    for(i=j-1;i<=count;i++)
    {
    mag[j][i-1]=avg;
    sum=sum + datavalue[i]- datavalue[i-j];
    avg = sum / j;
    }
}


return mag;


    }