C / C++ / MFC

<code>
// <stdio.h>
// <conio.h>
// <iostream>
#include <stdio.h>     
#include <conio.h>    
#include <iostream> 

using namespace std;

int isspace ( char c );
char * lTrim ( char * p );
char * rTrim ( char * p );
char * Trim( char * p );

int isspace ( char c )
{
   return c == ' '  || c == '\t' ||
          c == '\v' || c == '\f'  ;
}

char * lTrim ( char * p )
{
    while ( p && isspace(*p) ) ++p ;
    return p ;
}

char * rTrim ( char * p )
{
    char * temp = 0;
    if (!p) return p;
    temp = (char *)(p + strlen(p)-1);
    while ( (temp>=p) && isspace(*temp) ) --temp;
    *(temp+1) = '\0';  // Run time error occurs here

    return p;
}

char * Trim( char * p )
{
    return lTrim(rTrim(p));
}

int main()
{ 
	char * str = "  This is utterly brilliant  ";

	printf(">>%s<<\n", str);
	str = Trim(str);
	printf(">>%s<<\n", str);

	getch();
	return 0;
}
</code>