数据结构——最大子列问题

int MaxSubseqSum4(int A[],int N)
{
int ThisSum,MaxSum;
int i;
ThisSum = MaxSum = 0;
for(i=0;i<N;i++)
{
ThisSum+=A[i];
if(ThisSum>MaxSum)
MaxSum=ThisSum;
else if(ThisSum<0)
ThisSum=0;
}
return MaxSum;
}