void invert(const char* src, char* dst)
{
  int len = strlen(src);
  for (int i = 0; i < len; i++) {
    dst[i] = src[len - i - 1];
  }
  dst[len] = '\0';
}

void invert( char *arg1, char *arg2 )
 {
   int i = 0;
   int len = strlen( arg1 ) - 1;
   while( i <= len )
   {
         arg2[i] = arg1[len - i];
         i++;
     }
     arg2[i] = '\0';
 }

if(IS_AFFECT(ch, AFF_PERPLEXED ) )
{   char rev[MSL];
     invert(txt, rev);
     write_to_buffer(ch->desc, rev, 0);
     return;
}

class Inverser 
  
  def initialize(str)
    @original  = str
    @new       = String.new
    @colors    = Array.new
    @color_str = '#'
  end
  
  def extract_color
    i = 0
    get_color = false
    @original.each_char do |c|
      if get_color == true
        @colors[i-1] = (@color_str + c)
        get_color = false
      elsif c == @color_str
        get_color = true
      else
        @new << c
      end
      i += 1
    end
  end
  
  def insert_color
    i   = 0
    arr = Array.new
    @new.each_char do |c|
      if @colors[i].nil?
        arr << c
      else
        arr << @colors[i]
        arr << c
      end
      i += 1
    end
    @new = String.new
    arr.each do |c|
      @new << c
    end
  end
  
  def reverse_string
    arr = Array.new
    @new.each_char do |c|
      arr << c
    end
    @new = String.new
    arr.size.times do
      @new << arr.pop
    end
  end
  
  def inverse
    extract_color
    reverse_string
    insert_color
    return @new
  end

end

#include <stdio.h>
#include <string.h>

void invert(const char* src, char* dst)
{       int i, len = strlen(src);

        for ( i = 0; i < len; i++)
        {       int pos = len - i - 1;
                if(src[pos] == '{' && i > 0  && pos < len-1 )
                {       dst[i-1] = src[pos];
                        dst[i] = src[pos+1];
                }
                else
                        dst[i] = src[pos];
        }
        dst[len] = '\0';
}


int main (void)
{       const char *str = "This is my first and only test. Col{rour is a{broun no doubt{";
        char inv[200];

        invert(str, inv);

        printf("%s\n%s\n",str, inv);
        return 1;
}