http://go-tour-jp.appspot.com/#36

36.go

package main

import "code.google.com/p/go-tour/pic"

func Pic(dx, dy int) [][]uint8 {
    picture := make([][]uint8, dy)
    for i := range picture {
        picture[i] = make([]uint8, dx)
        y := uint8(i)
        for j := 0; j < dx; j++ {
            x := uint8(j)
            picture[i][j] = x^y
        }
    }
    return picture
}


func main() {
    pic.Show(Pic)
}