#include<iostream.h>
#include<string.h>
class string{
public:
	string(char *); //Constructor
	void operator+(char *);
	void operator -(char);
	int operator==(string);
	void show_string(void);
private:
	char data[256];
};
string::string(char *str)
{	strcpy(data,str);
}

void string::operator+(char *str)
{	strcat(data,str);
}

void string::operator -(char letter)
{
	char temp[256];
	int i, j;
	for(i=0, j=0; data[i]; i++)
		if (data[i]!=letter)
		temp[j++]=data[i];
temp[j]=NULL;
strcpy(data,temp);
}
int string::operator==(string str)
{
	int i;
	for(i=0;data[i]==str.data[i];i++)
		if((data[i]==NULL)&&(str.data[i]==NULL))
			return(1);	//Equal
	return(0);		//Not Equal
}
void string::show_string(void)
{
	cout<<data<<endl;
}
void main(void)
{
	string title("Rescued By C++");
	string lesson("Understanding Operator overloading");
	string str("Rescued By C++");
	if (title==lesson)
		cout<<"str and lesson are equal"<<endl;
	if(title==str)
		cout<<"title and str are equal"<<endl;
}