[Timus Online Judge] 1098. Questions - read multi line without newline

#include 
#include 
#include 

char *mygetline(char *line, int size)
{
  char *com_line;
  int len; 
  com_line = (char *)malloc (size);
    while ( fgets(line, size, stdin) != NULL ){

         len = strlen(line);
         if( line[len-1] == '\n' )
              line[len-1] = 0;

       strcat(com_line,line);
    }


return com_line;
}

int main(void)
{
       char text[101] = "";
       fputs("prompt: ", stdout);
       fflush(stdout);
         
       printf("text = \"%s\"\n",   mygetline(text, sizeof text)   );
       return 0;

}

/*
http://cboard.cprogramming.com/c-programming/70320-how-remove-newline-string.html
*/