Last active
January 27, 2020 08:13
-
-
Save u110/cd0c8ebc0a643447d5d969e2c3c9f3fb to your computer and use it in GitHub Desktop.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
package main | |
import ( | |
"fmt" | |
"math/rand" | |
"time" | |
) | |
func Swap(arr *[]int, i int, j int) { | |
(*arr)[i], (*arr)[j] = (*arr)[j], (*arr)[i] | |
} | |
func Init() []int { | |
rand.Seed(time.Now().UnixNano()) | |
maxLen := 30 | |
maxNum := 200 | |
count := 0 | |
arr := make([]int, maxLen) | |
// initialize data | |
for count < maxLen { | |
arr[count] = rand.Intn(maxNum) | |
count++ | |
} | |
return arr | |
} | |
func Show(arr []int) { | |
fmt.Print("\033[H\033[2J") // clear | |
for i, val := range arr { | |
fmt.Printf("%2d(%4d): ", i, val) | |
idx := 0 | |
for idx < val { | |
fmt.Print("*") | |
idx++ | |
} | |
fmt.Println() | |
} | |
} | |
func main() { | |
fmt.Println("start") | |
arr := Init() | |
Show(arr) | |
doneIdx := len(arr) | |
for doneIdx > 0 { | |
// fmt.Println("doneIdx", doneIdx) | |
i := 0 | |
for i < doneIdx-1 { | |
// fmt.Println(i, arr[i], i+1, arr[i+1]) | |
if arr[i] > arr[i+1] { | |
Swap(&arr, i, i+1) | |
Show(arr) | |
fmt.Println("donIdx", doneIdx) | |
time.Sleep(time.Duration(100) * time.Millisecond) | |
} | |
i++ | |
} | |
doneIdx-- | |
} | |
Show(arr) | |
fmt.Println("end") | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment