slice.go

package main

import (
    "fmt"
)

func _genP(slice []bool, i, n int, ch chan []bool) {
    if n == i {
        ch <- slice
        return
    }
    slice1 := make([]bool, n)
    copy(slice1, slice)
    slice2 := make([]bool, n)
    copy(slice2, slice)
    slice1[i] = true
    slice2[i] = false
    _genP(slice1, i+1, n, ch)
    _genP(slice2, i+1, n, ch)
}

func genP(n int, ch chan []bool) {
    slice := make([]bool, n)
    _genP(slice, 0, n, ch)
    close(ch)
}

func main() {
    ch := make(chan []bool)
    go genP(5, ch)
    for v := range ch {
        fmt.Println(v)
    }
}