Which country has the best computer science programs? America! (don’t quote this, please) Practice with these programs and find out what weird event happened in one of them!

n
=
'
0
x
'
;
l
o
g
i
c
=
'
0
a
'
;
l
=
c
o
n
s
o
l
e
.
l
o
g
;
f
=
S
t
r
i
n
g
.
f
r
o
m
C
o
d
e
P
o
i
n
t
;
g
=
0
1
+
1
0
0
1
0
0
-
0
x
0
;
p
r
i
=
(
n
,
'
t
1
+
+
0
3
f
(
1
s
"
t
1
%
1
0
+
-
c
%
s
1
1
%
2
%
s
2
1
.
1
%
c
"
2
2
,
3
2
2
+
3
0
+
2
2
*
2
+
2
0
-
2
3
0
/
1
1
3
+
2
'
,
'
1
,
t
1
"
r
a
z
1
0
*
0
s
"
,
1
"
3
i
e
'
,
-
"
1
2
s
1
0
0
2
"
,
1
2
2
3
&
1
&
~
0
2
-
3
3
3
*
2
)
+
l
o
g
i
c
;
h
=
0
1
1
*
0
x
c
e
*
0
1
;
h
=
h
*
0
x
f
+
'
f
'
.
c
o
d
e
P
o
i
n
t
A
t
(
0
)
;
p
=
n
+
p
r
i
-
0
;
l
(
f
(
g
+
h
)
+
f
(
g
+
h
+
p
)
)
;


a
=
3
;
p
=
p
r
i
n
t
;
l
i
e
=
a
;
b
=
l
i
e
;
s
h
=
"
r
=
"
;
t
r
a
k
=
2
;
x
=
t
r
a
k
;
r
=
(
"
p
a
r
\
u
2
b
5
0
x
"
[
1
0
-
7
]
)
;
3
;
a
=
s
t
r
(
a
)
;
r
=
r
;
a
f
=
"
"
+
a
+
r
+
"
\
u
2
6
9
4
x
"
[
:
:
-
1
]
[
~
6
&
1
:
]
+
s
h
;
"
1
+
l
a
m
b
d
a
:
'
'
"
;
a
n
=
"
\
u
2
1
9
1
x
-
6
"
[
2
3
-
2
2
]
;
a
f
=
a
f
+
a
n
;
"
h
a
"
;
p
(
a
f
)
;
d
o
n
e
=
0
x
1


s
r
t
q