k阶样本矩 varK

//k阶样本矩

int varK(double* dList,int nCount,int k,double* pdRes)
{
if((NULL == dList) || (NULL == pdRes)) return -1;

if(nDataCount<1) return -2;

if(k<1) return -3;

if(k>10) return -4;

double dRes=0.0.dTmp=0.0;

for(int i=0;i<nCount;i++)
{
dTmp=1.0;
for(int j=0;j<k;j++)
dTmp *= dList[i];

dRes+=dTmp;
}

return dRes;
}