#include 
     
      #include 
      
       #define ERROR -1#define OK 1typedef struct{    char *ch;    int length;} heapstring;typedef struct{    char item[100][80];    int last;}wordlisttype;typedef int status;status  init(heapstring &t){    t.ch=(char *)malloc(sizeof(char));    return 1;}status strassign(heapstring &t,char *chars){    int i,j;    char *c;    init(t);    if (t.ch)	free(t.ch);    for (i=0,c=chars; *c; ++i,++c)        if (!i)        {            t.ch=NULL;            t.length =0;        }        else            if (!(t.ch=(char *)malloc(i*sizeof(char))))                return ERROR;            else            {                for (j=0;j