import java.util.*; /** * 鸡兔同笼问题 */ public class JiTu { public static void main(String args[]) { int

import java.io.BufferedReader; import java.io.File; import java.io.FileInputStream; import java.io.FileReader;

import java.awt.Color; import java.awt.Graphics; import java.awt.Graphics2D; import java.awt.Rectangle;

public class BaseAlgorithm { public static void main(String[] args) { int[] arr = { 1, 7, 3, 30, 55, 21, 3, 5, 1, 7, 3 }; System.out.println(findMaxValue(arr)); System.out.println(findMostValue(arr));

//java 用jdbc连接mysql 并执行sql语句 import java.sql.Connection; import java.sql.DriverManager; import java.sql

import java.util.ArrayList; import java.util.HashMap; import java.util.Iterator; import java.util.List;

println(System.getProperty("java.version")); System.out.println(System.getProperty("java.vendor")); System.out

import java.io.BufferedOutputStream; import java.io.File; import java.io.FileInputStream; import java.io

import java.io.*; import javax.swing.text.html.*; import javax.swing.text.html.parser.*; public class

import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; public class Md5Code

import java.io.File; import java.io.FileInputStream; import java.io.FileOutputStream; import java.io.IOException;

/** * 分割字符串 * * @param str String 原始字符串 * @param splitsign String 分隔符 * @return String[] 分割后的字符串数组 */ @SuppressWarnings("unchecked") public static String[] split(String str, String splitsign) { int in

Clipboard clip = Toolkit.getDefaultToolkit().getSystemClipboard(); ImageTransferable imageTrans = new ImageTransferable(bufferImage); clip.setContents(imageTrans, null);

import java.security.InvalidKeyException; import java.security.Key; import java.security.NoSuchAlgorithmException;

import java.io.FileOutputStream; import java.io.IOException; import java.io.OutputStream; import java.util

package com.game; import java.awt.*; import java.awt.event.ActionEvent; import java.awt.event.ActionListener;

字体避免乱码。 /** * AsianTest.java */ import java.io.FileOutputStream; import java.io.IOException; import com

import static java.util.Calendar.HOUR_OF_DAY; import static java.util.Calendar.MILLISECOND; import static

import java.awt.image.BufferedImage; import java.util.HashMap; import java.util.List; import java.util

import java.awt.BorderLayout; import java.awt.Button; import java.awt.Frame; import java.awt.Panel; import