Java学习之键盘输入输出小程序

import java.io.*;
class Keyboard1 
{
	public static void main(String[] args) throws IOException
	{
		String str;
		BufferedReader buf;
		buf = new BufferedReader(new InputStreamReader(System.in));
		str = buf.readLine();
		System.out.println(str);
	}
}

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二、Keyboard2

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import java.io.*;
public class Keyboard2{
	public static void main(String[] args) throws IOException{
		BufferedReader buf;
		String str;
		buf = new BufferedReader(new InputStreamReader(System.in));
		System.out.println("8 * 8 等于：");
		str = buf.readLine();
		System.out.println(str);
	}

}