初级硬币最大最小问题递推法

标签：for   问题   new   size   c   as   print   class   r   

static int* Min;
static int* Max;
void LeastCoin2(int* Value, int Len, int *d, int Goal) 
{

	for(int i = 1; i <= Goal; i++)
	{
		for(int j = 0; j < Len; j++)
		{
			if(i >= Value[j])             
			{   

                                int distance = i - Value[j];
				int temp1 = Min[distance] + 1;  
				int temp2 = Max[distance] + 1;
				Min[i] = Min[i] < temp1 ? Min[i] : temp1;
				Max[i] = Max[i] > temp2 ? Max[i] : temp2;
			}

	}	
	}

}

void WLeastCoin2(int* Value, int Len, int Goal)  
{
	int* d = new int [Goal+1];
	if(d == NULL)
	{
	    printf("malloc fail \n");
	}
	memset(d, -1, sizeof(int)*(Goal+1));
	d[0] = 0;
	printf("goal: %d\n", Goal);
	Min = new int [Goal+1];
	for(int i = 0; i < Goal+1; i++)
	{
		Min[i] = 1<<10; //不能太大，防止溢出
	}
	Min[0] = 0;

	Max = new int [Goal+1];
	memset(Max, 0, sizeof(int)*(Goal+1));
	LeastCoin2(Value, Len, d, Goal);

	for(int i = 0; i <= Goal; i++)
	{
		printf("%d ", Min[i]);//Min[Goal]   Min
	}
	printf("\n");
	for(int i = 0; i <= Goal; i++)
	{
		printf("%d ", Max[i]);//Max[Goal]  Max
	}
	printf("\n");

}

初级硬币最大最小问题递推法

标签：for   问题   new   size   c   as   print   class   r   

原文地址：http://blog.csdn.net/weiqiwu1986/article/details/38898079