#include <iostream>
using namespace std;

int length(const char* str)
{
   int length = 0;

   for (int i = 0; str[i] != '\0'; i++)
      length = i;

   return length;
}

char* remove(const char*,char);

int main()
{
   char strg[] = "abagaadagaga";
   char* string1 = strg;

   cout << remove(string1, 'a') << endl;
   cout << remove(string1, 'g') << endl;

   return 0;
}


char* remove(const char* str, char ch)
{
   int l = length(str);

   char* res = new char[l+1];

   int j = 0;
   for (int i = 0; i <= l; i++)
      if (str[i] != ch) {
         res[j] = str[i];
         j++;
      }
   res[j] = '\0';
   return res;
}