）霍夫曼编码现有一个由5个不同符号组成的30个符号的字符串：BABACACADADABBCBABEBEDDABEEEBB

#include
#include
#include
#include
#include
typedef struct {
unsigned int weight;
unsigned int parent,lchild,rchild;
} HTNode,*HuffmanTree;
typedef char **HuffmanCode;
typedef struct {
unsigned int s1;
unsigned int s2;
} MinCode;
void Error(char *message);
HuffmanCode HuffmanCoding(HuffmanTree HT,HuffmanCode HC,unsigned int *w,unsigned int n);
MinCode Select(HuffmanTree HT,unsigned int n);
void Error(char *message)
{
clrscr();
fprintf(stderr,"Error:%sn",message);
exit(1);
}
HuffmanCode HuffmanCoding(HuffmanTree HT,HuffmanCode HC,unsigned int *w,unsigned int n)
{
unsigned int i,s1=0,s2=0;
HuffmanTree p;
char *cd;
unsigned int f,c,start,m;
MinCode min;
if(nparent=0;
p->lchild=0;
p->rchild=0;
}
for(;iweight=0;
p->parent=0;
p->lchild=0;
p->rchild=0;
}
for(i=n+1;i