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87 lines
1.3 KiB

package main
import "./student"
// this function will put a in c; c in d; d in b and b in a
func Enigma(a ***int, b *int, c *******int, d ****int) {
valc := *******c
*******c = ***a
vald := ****d
****d = valc
valb := *b
*b = vald
***a = valb
}
// Helper function used in the test for checking the function Enigma()
func decript(a ***int, b *int, c *******int, d ****int) {
vala := ***a
***a = *******c
valb := *b
*b = vala
vald := ****d
****d = valb
*******c = vald
}
func main() {
args := append([]int, lib.MultRandIntBetween(2, 20)...)
aval := args[0]
x := args[0]
y := &x
z := &y
a := &z
bval := args[1]
w := args[1]
b := &w
cval := args[2]
u := args[2]
e := &u
f := &e
g := &f
h := &g
i := &h
j := &i
c := &j
dval := args[3]
k := args[3]
l := &k
m := &l
n := &m
d := &n
student.Enigma(a, b, c, d)
decript(a, b, c, d)
if aval != ***a {
lib.Fatalf("Expected ***a = %d instead of %d\n",
aval,
***a,
)
}
if bval != *b {
lib.Fatalf("Expected *b = %d instead of %d\n",
bval,
*b,
)
}
if cval != *******c {
lib.Fatalf("Expected *******c = %d instead of %d\n",
cval,
*******c,
)
}
if dval != ****d {
lib.Fatalf("Expected ****d = %d instead of %d\n",
dval,
****d,
)
}
}
// TODO: remove all those pointers...