Enter two strings, removing all the characters from the second string from the first string.

Remove a specific character from a string

The input "They is students." and "Aeiou" is removed after the first string becomes thy R stdnts.

"String Hash" is also used in the subject.


#include <iostream> #include <cstring>char * string_del_characters (char * const SRC, const char * const DEST) {   int destlen = strlen (dest);   int hash_table[256] = {0};   char * p = src;   int index = 0;   for (int i = 0; i < Destlen; i++)   {      hash_table[(int) dest[i]] = 1;   }   while (*p! = ')   } {      if (0 = = hash_table[(int) *p])      {         src[index++] = *p;      }      p++;   }   Src[index] = ' + ';   return SRC;} int main (int argc, char * * argv) {   char src[] = "They is students.";   Char dest[] = "Aeiou";   char * pResult = string_del_characters (src, dest);   Std::cout << pResult << Std::endl;}

　　

Enter two strings, removing all the characters from the second string from the first string.