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47 lines
784 B
47 lines
784 B
5 years ago
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package main
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import (
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"os"
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"strconv"
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"github.com/01-edu/z01"
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)
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func IsNumeric(str string) bool {
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for i := 0; i < len(str); i++ {
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if !(str[i] >= '0' && str[i] <= '9') {
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return false
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}
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}
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return true
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}
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func main() {
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arguments := os.Args[1:]
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for i := range arguments {
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if IsNumeric(arguments[i]) {
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number, _ := strconv.Atoi(arguments[i])
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boole := false
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if os.Args[1] == "--upper" {
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boole = true
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}
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if number <= 26 && number >= 1 && !boole {
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number += 96
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z01.PrintRune(rune(number))
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} else if number <= 26 && number >= 1 && boole {
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number += 64
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z01.PrintRune(rune(number))
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} else {
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z01.PrintRune(' ')
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}
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} else {
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if !(arguments[i] == "--upper" && i == 0) {
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z01.PrintRune(' ')
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}
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}
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}
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z01.PrintRune('\n')
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}
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