////////////Program Created By C++ Programming////////////////


#include<iostream.h>
#include<ctype.h>
#include<conio.h>
typedef char str80[80];
void main()
{
clrscr();
char *notes;
str80 str="vR2GooD";
int L=6;
notes=str;
while (L>=3)
{
str[L]=(isupper(str[L])?tolower(str[L]):toupper(str[L]));
cout<<notes<<endl;
L--;
notes++;
getch();
}};;


OUTPUT

vR2Good
R2Good
2GoOd
gOOd
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