#include <iostream>
#include <string>
using namespace std;

void TestStrCat(char *szDest, char *szAdd, int iLen = 0);
void TestStrCat(char *szDest, char *szAdd, int iLen){
	int i=0;
	int j=0;
	if(iLen==0){
		while(szAdd[i]!='\0'){
			szDest[strlen(szDest)]=szAdd[i];	
			i++;
		}
		
	}else{
		for(i=0;i<iLen;i++){
			szDest[strlen(szDest)]=szAdd[i];
		}
	}
}

int main(void)
{
char Buf1[80]="ABCD";
char Buf2[80]="1234";

cout<<"First textbuffer contains: "<<Buf1<<endl;
cout<<"Second textbuffer contains: "<<Buf2<<endl;
cout<<"--------------------------------------------"<<endl;
cout<<"Now adding all characters from second buffer to first ..."<<endl;
TestStrCat(Buf1,Buf2);
cout<<"The first textbuffer now conatains: "<<Buf1<<endl;
cout<<"--------------------------------------------"<<endl;
cout<<"Now adding first 3 characters from first buffer to second ..."<<endl;
TestStrCat(Buf2,Buf1,3);
cout<<"The second textbuffer now contains: "<<Buf2<<endl;
cout<<"--------------------------------------------"<<endl;
cout<<"All Done! Exiting ..."<<endl;
return(0);
}