a:

1
a
b
c
d
2
a
b
Hello There
c
d
strcpy(b-gtstring, Hello There)
3
a
b
Hello There
c
d
a b
4
a
b
New String
c
d
strcpy(b-gtstring, New String)
5
a
b
New String
c
d
Hello There
strcpy(d.string, Hello There)
6
a
b
New String
c
Hello There
d
Hello There
c d
7
a
b
New String
c
Different String
d
Hello There
strcpy(c.string, Different String)
8
a
b
New String
c
Hello There
d
Hello There
c d
9
a
b
New String
c
Hello There
d
New String
strcpy(d.string, New String)