Octal to binary

octToBin.go

package main

import "fmt"

func main() {
	fmt.Println(f(1)) 		// [1 0 0 0 0 0 0 0 0 0]
	fmt.Println(f(7)) 		// [1 1 1 0 0 0 0 0 0 0]
	fmt.Println(f(8))  		// [0 0 0 1 0 0 0 0 0 0]
	fmt.Println(f(255))		// [1 1 1 1 1 1 1 1 0 0]
	fmt.Println(f(1023)) 	// [1 1 1 1 1 1 1 1 1 1]

}

func f(val uint) []int {
	result := make([]int, 10)
	for i := 0; i < 10; i++ {
		r := val & (1 << uint(i))
		if r == 0 {
			result[i] = 0
			continue
		}
		result[i] = 1
	}
	return result
}