v/examples/hanoi.v

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2019-12-30 11:25:07 +01:00
// hanoi tower
const (
Num = 7
)
fn main() {
hanoi(Num, 'A','B','C')
}
fn move(n int, a, b string) int {
println('Disc $n from $a to $b\...')
return 0
}
fn hanoi(n int, a, b, c string) int {
if n == 1 {
move(1,a,c)
} else {
hanoi(n-1, a, c, b)
move(n,a,c)
hanoi(n-1, b, a, c)
}
return 0
}