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42 lines
610 B
42 lines
610 B
5 years ago
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package main
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import (
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"fmt"
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"os"
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)
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func upperCase(ch rune) rune {
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if ch >= 'a' && ch <= 'z' {
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return ch - ('a' - 'A')
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}
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return ch
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}
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func lowerCase(ch rune) rune {
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if ch >= 'A' && ch <= 'Z' {
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return ch + ('a' - 'A')
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}
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return ch
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}
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func main() {
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if len(os.Args) < 2 {
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fmt.Println()
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os.Exit(0)
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}
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for i := 1; i < len(os.Args); i++ {
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arg := []rune(os.Args[i])
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for j, c := range arg {
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if j+1 < len(arg) && arg[j+1] == ' ' {
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arg[j] = upperCase(c)
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} else if j+1 == len(arg) {
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arg[j] = upperCase(c)
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} else {
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arg[j] = lowerCase(c)
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}
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}
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fmt.Println(string(arg))
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}
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}
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