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package main

import (
	"bytes"
	"fmt"
)

func main() {
	var ch byte
	fmt.Scanf("%c\n", &ch)

	buffer := new(bytes.Buffer)
	err := buffer.WriteByte(ch)
	if err == nil{
		newCh, _:=buffer.ReadByte()
		fmt.Printf("%c\n", newCh)
	}
}