Substitution cipher: Difference between revisions
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=={{header|Go}}==
{{trans|Kotlin}}
<lang go>package main
import (
"fmt"
"strings"
)
var key = "]kYV}(!7P$n5_0i R:?jOWtF/=-pe'AD&@r6%ZXs\"v*N[#wSl9zq2^+g;LoB`aGh{3.HIu4fbK)mU8|dMET><,Qc\\C1yxJ"
func encode(s string) string {
bs := []byte(s)
for i := 0; i < len(bs); i++ {
bs[i] = key[int(bs[i]) - 32]
}
return string(bs)
}
func decode(s string) string {
bs := []byte(s)
for i := 0; i < len(bs); i++ {
bs[i] = byte(strings.IndexByte(key, bs[i]) + 32)
}
return string(bs)
}
func main() {
s := "The quick brown fox jumps over the lazy dog, who barks VERY loudly!"
enc := encode(s)
fmt.Println("Encoded: ", enc)
fmt.Println("Decoded: ", decode(enc))
}</lang>
{{out}}
<pre>
Encoded: 2bu]E,KHm].Tdc|]4d\]),8M>]dQuT]<bu]U31C]Idf_]cbd].3Tm>]+ZzL]Ud,IUCk
Decoded: The quick brown fox jumps over the lazy dog, who barks VERY loudly!
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