36 lines
803 B
Go
36 lines
803 B
Go
// Copyright © 2018 Inanc Gumus
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// Learn Go Programming Course
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// License: https://creativecommons.org/licenses/by-nc-sa/4.0/
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//
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// For more tutorials : https://learngoprogramming.com
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// In-person training : https://www.linkedin.com/in/inancgumus/
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// Follow me on twitter: https://twitter.com/inancgumus
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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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"strconv"
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)
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// 🛑 DON'T DO THIS:
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// It's hard to read.
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// It's just an exercise.
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func main() {
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if len(os.Args) != 2 {
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fmt.Println("Requires age")
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return
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} else if age, err := strconv.Atoi(os.Args[1]); err != nil || age < 0 {
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fmt.Printf(`Wrong age: %q`+"\n", os.Args[1])
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return
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} else if age > 17 {
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fmt.Println("R-Rated")
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} else if age >= 13 && age <= 17 {
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fmt.Println("PG-13")
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} else if age < 13 {
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fmt.Println("PG-Rated")
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}
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}
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