Java練習問題0 x 01


package java_001;

import java.util.*;

//    ,      ,          ,   ,      
//   ,  ,   。

//     ascll  97-122
//     ascll  65-90

public class Jav_001{
	public static char nextChar() {
		System.out.println("       :");
		Scanner input = new Scanner(System.in);
		String str=input.next();
		input.close();
		return str.charAt(0);
	}
	public static void main(String[] args) {
			char ch=nextChar();
			if(ch>='a'&&ch<='z'){
				System.out.println(ch+"     ");
				ch=(char)(ch-32);
				System.out.println("       :"+ch);
			}
			else{
				System.out.println(ch+"     ");
			}
			
	}
}