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package main | |
import ( | |
"log" | |
"fmt" | |
"os" | |
"path/filepath" | |
"strings" | |
) | |
var bigDigits = [][]string{ | |
{" 000 ", | |
" 0 0 ", | |
"0 0", | |
"0 0", | |
"0 0", | |
" 0 0 ", | |
" 000 "}, | |
{" 1 ", | |
"11 ", | |
" 1 ", | |
" 1 ", | |
" 1 ", | |
" 1 ", | |
"111"}, | |
{" 222 ", | |
"2 2", | |
" 2 ", | |
" 2 ", | |
" 2 ", | |
" 2 ", | |
"22222 "}, | |
{" 333 ", | |
"3 3", | |
" 3", | |
" 33 ", | |
" 3", | |
"3 3", | |
" 333 "}, | |
{"4 4", | |
"4 4", | |
"4 4", | |
"44444", | |
" 4", | |
" 4", | |
" 4"}, | |
{"55555", | |
"5 ", | |
"5 ", | |
" 555 ", | |
" 5", | |
"5 5", | |
" 555 "}, | |
{" 666 ", | |
"6 ", | |
"6 ", | |
"6666 ", | |
"6 6", | |
"6 6", | |
" 666 "}, | |
{"7777", | |
" 7", | |
" 7 ", | |
" 7 ", | |
" 7 ", | |
"7 ", | |
"7 "}, | |
{" 888 ", | |
"8 8", | |
"8 8", | |
" 888 ", | |
"8 8", | |
"8 8", | |
" 888 "}, | |
{" 999 ", | |
"9 9", | |
"9 9", | |
" 9999", | |
" 9 ", | |
" 9 ", | |
" 9 "}} | |
func main() { | |
var( | |
stringOfDigits string | |
stateBar bool | |
upLine string | |
) | |
if len(os.Args) == 1 { | |
fmt.Printf("usage: %s [-b|--bar] <number>\n", filepath.Base(os.Args[0])) | |
os.Exit(1) | |
} | |
if os.Args[1] == "-b" || os.Args[1] == "--bar" { | |
stringOfDigits, stateBar = os.Args[2], true | |
} else{ | |
stringOfDigits = os.Args[1] | |
} | |
downLine := 0 | |
for row := range bigDigits[0] { | |
line := "" | |
for column := range stringOfDigits { | |
digit := stringOfDigits[column] - '0' | |
if 0 <= digit && digit <= 9 { | |
if row == 0 && stateBar == true{ | |
upLine += strings.Repeat("*", len(bigDigits[digit][row]) + 1) | |
downLine += len(bigDigits[digit][row]) + 1 | |
} | |
line += bigDigits[digit][row] + " " | |
} else { | |
log.Fatal("invalid number, is it a whole number?") | |
} | |
} | |
if row == 0 { | |
fmt.Println( upLine ) | |
} | |
fmt.Println( line ) | |
} | |
fmt.Print(strings.Repeat("*", downLine)) | |
} |
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