this is to swap to strings....but in output the whole strings are swapped leavi

this is to swap to strings....but in output the whole
strings are swapped leaving first as it is...why it is so

#include<iostream.h>
int main()
{
char a[]="ajeet";
char b[]="singh";
long x=*a;
long y=*b;
cout<<x<<":"<<y;
x=x+y;
y=x-y;
x=x-y;
*a=x;
*b=y;
cout<<x<<":"<<y;
cout<<&a<<endl;
cout<<&b<<endl;
}

Question Posted / ajeet.singh

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this is to swap to strings....but in output the whole strings are swapped leaving first as it is.....

Answer / sachin chakote

only first letter will be swapped

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