import java.util.Scanner;
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/** 给定4个数字计算24 */
public class Core {
private double expressionResult = 24;
// private int maxLine=10;
private boolean error = true;
private double numbers[] = new double[4];
public Object resultReturn;
/**
* 该对象拥有3个私有变量 expressionResult,所需结果 maxLine,输出结果每页行数 error,是否出错
* numbers[4],记录用来运算的4个数
*
* 其次,该对象拥有以下方法供外部调用 setNumbers(double[] 运算的数) 输入用来运算的数,4个时才能计算,无返回
* setMaxLine(int 行数) 输入每页的行数,无返回 getMaxLine() 返回每页的行数,类型为int
* setExpressionResult(double 所需结果) 输入所需结果,无返回 getExpressionResult()
* 返回所需结果,类型为double getExpression() 返回可得出所需结果的表达式,类型为字符串数组
*
* 最后,私有方法均为计算与表达式转换部分
*/
// 测试使用
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
int[] arr = new int[4];
System.out.print("输入第一个数：");
arr[0] = scanner.nextInt();
System.out.print("输入第二个数：");
arr[1] = scanner.nextInt();
System.out.print("输入第三个数：");
arr[2] = scanner.nextInt();
System.out.print("输入第四个数：");
arr[3] = scanner.nextInt();
Core s = new Core();
s.setNumbers(arr);
String[] output = s.getExpression();
for (int i = 0; i output.length; i++) {
System.out.println(output[i]);
}
}
/** 设定被计算的四个数，由于是数组，所以具有容错功能(不为4个数) */
public void setNumbers(double[] n) {
if (n.length == 4) {
error = false;
numbers = n;
} else
error = true;
}
public void setNumbers(int[] n) {
if (n.length == 4) {
error = false;
for (int i = 0; i 4; i++) {
numbers[i] = n[i];
}
} else
error = true;
}
/** 设定每页显示的行数 */
// public void setMaxLine(int n) {
// if (n0) {
// maxLine=n;
// }
// }
// /** 返回每页显示的行数 */
// public int getMaxLine() {
// return maxLine;
// }
/** 设定需要得到的结果 */
public void setExpressionResult(double n) {
expressionResult = n;
}
/** 返回所需结果 */
public double expressionResult() {
return expressionResult;
}
/** 返回符合条件的表达式 */
public String[] getExpression() {
if (!error) {
String[] expression = calculate(numbers);
return expression;
} else
return new String[] { "出错了,输入有误" };
}
/** cal24()，输出结果为24的表达式 */
private String[] calculate(double[] n) {
if (n.length != 4)
return new String[] { "Error" };
double[] n1 = new double[3];
double[] n2 = new double[2];
String[] resultString = new String[1024]; // 最多1000组解,暂时未溢出
int count = 0;
boolean isRepeat = false;
for (int t1 = 0; t1 6; t1++) {
for (int c1 = 0; c1 6; c1++) {
for (int t2 = 0; t2 3; t2++) {
for (int c2 = 0; c2 6; c2++) {
for (int c3 = 0; c3 6; c3++) {
if ((c1 / 3 == c2 / 3 (c1 % 3) * (c2 % 3) != 0)
|| (c2 / 3 == c3 / 3 (c2 % 3) * (c3 % 3) != 0)
|| (c1 / 3 == c3 / 3
(c1 % 3) * (c3 % 3) != 0 t2 == 2)) {
// 去除连减连除的解,因为x/(y/z)=x*z/y
continue;
}
n1 = cal1(n, t1, c1);
n2 = cal2(n1, t2, c2);
double result = cal(n2[0], n2[1], c3);
if ((result - expressionResult) 0.00000001
(expressionResult - result) 0.00000001) {
resultString[count] = calString(n, t1, c1, t2,
c2, c3)
+ "=" + (int) expressionResult;
for (int i = 0; i count; i++) {
isRepeat = false;
if (resultString[i]
.equals(resultString[count])) { // 去除完全重复的解
isRepeat = true;
break; // 提前退出循环
}
}
if (c1 == c2 c2 == c3 c1 % 3 == 0
t1 + t2 != 0) { // 连加连乘
isRepeat = true;
}
if (!isRepeat) {
count++;
}
}
}
}
}
}
}
if (count == 0)
return new String[] { "该组数无解" };
String[] resultReturn = new String[count];
System.arraycopy(resultString, 0, resultReturn, 0, count);
return resultReturn;
}
/** cal1()，将4个数计算一次后返回3个数 */
private double[] cal1(double[] n, int t, int c) { // t为原来的t1，c为原来的c1
double[] m = new double[3];
switch (t) {
case 0:
m[1] = n[2];
m[2] = n[3];
m[0] = cal(n[0], n[1], c);
break;
case 1:
m[1] = n[1];
m[2] = n[3];
m[0] = cal(n[0], n[2], c);
break;
case 2:
m[1] = n[1];
m[2] = n[2];
m[0] = cal(n[0], n[3], c);
break;
case 3:
m[1] = n[0];
m[2] = n[3];
m[0] = cal(n[1], n[2], c);
break;
case 4:
m[1] = n[0];
m[2] = n[2];
m[0] = cal(n[1], n[3], c);
break;
default:
m[1] = n[0];
m[2] = n[1];
m[0] = cal(n[2], n[3], c);
}
return m;
}
/** cal2()，将3个数计算一次后返回2个数 */
private double[] cal2(double[] n, int t, int c) { // t为原来的t2，c为原来的c2
double[] m = new double[2];
switch (t) {
case 0:
m[1] = n[2];
m[0] = cal(n[0], n[1], c);
break;
case 1:
m[1] = n[1];
m[0] = cal(n[0], n[2], c);
break;
default:
m[1] = n[0];
m[0] = cal(n[1], n[2], c);
}
return m;
}
/** cal()，将2个数计算后返回结果 */
private double cal(double n1, double n2, int c) { // n1,n2为运算数，c为运算类型
switch (c) {
case 0:
return n1 + n2;
case 1:
return n1 - n2;
case 2:
return n2 - n1;
case 3:
return n1 * n2;
case 4:
if (n2 == 0)
return 9999; // 使计算结果必不为24
else
return n1 / n2;
default:
if (n1 == 0)
return 9999; // 同上
else
return n2 / n1;
}
}
/** calString()，输出表达式 */
private String calString(double[] n, int t1, int c1, int t2, int c2, int c3) {
String[] nString = new String[4];
switch (t1) {
case 0:
nString[0] = calString2("" + (int) n[0], "" + (int) n[1], c1);
nString[1] = "" + (int) n[2];
nString[2] = "" + (int) n[3];
break;
case 1:
nString[0] = calString2("" + (int) n[0], "" + (int) n[2], c1);
nString[1] = "" + (int) n[1];
nString[2] = "" + (int) n[3];
break;
case 2:
nString[0] = calString2("" + (int) n[0], "" + (int) n[3], c1);
nString[1] = "" + (int) n[1];
nString[2] = "" + (int) n[2];
break;
case 3:
nString[0] = calString2("" + (int) n[1], "" + (int) n[2], c1);
nString[1] = "" + (int) n[0];
nString[2] = "" + (int) n[3];
break;
case 4:
nString[0] = calString2("" + (int) n[1], "" + (int) n[3], c1);
nString[1] = "" + (int) n[0];
nString[2] = "" + (int) n[2];
break;
default:
nString[0] = calString2("" + (int) n[2], "" + (int) n[3], c1);
nString[1] = "" + (int) n[0];
nString[2] = "" + (int) n[1];
}
if ((c2 / 3 c1 / 3 (t2 != 2 || c2 / 3 == c3 / 3))
|| ((c3 / 3 c1 / 3 + c2 / 3) t2 == 2)
|| (c3 == 1 c1 / 3 == 0)) // 特定情况下加上一个括号*****************************
nString[0] = '(' + nString[0] + ')';
switch (t2) {
case 0:
nString[0] = calString2(nString[0], "" + nString[1], c2);
nString[1] = nString[2];
break;
case 1:
nString[0] = calString2(nString[0], nString[2], c2);
break;
default:
nString[3] = nString[0];
nString[0] = calString2(nString[1], nString[2], c2);
nString[1] = nString[3];
}
if (c3 / 3 c2 / 3 || (c3 == 2 nString[0].indexOf('+') = 0)) // 特定情况下加上一个括号*****************************
nString[0] = '(' + nString[0] + ')';
return calString2(nString[0], nString[1], c3);
}
/** calString()，根据符号输出一部运算表达式 */
private String calString2(String n1, String n2, int c) {
switch (c) {
case 0:
return n1 + '+' + n2;
case 1:
return n1 + '-' + n2;
case 2:
return n2 + '-' + n1;
case 3:
return n1 + '*' + n2;
case 4:
return n1 + '/' + n2;
default:
return n2 + '/' + n1;
}
}
}
粗略看了下，至少发现三个BUG:
1.没有考虑int类型相除时是否整除的问题，如3/4在你的算法中直接以零作为计算结果；
2.如果前两个或前三个数计算结果已经为24，则直接输出，没有等到四个全部参与计算；
3.类似n == 24.0这种浮点数的相等判断在绝大多数计算机语言中都是不正确的。
import java.util.Random;
public class test2
{
public static void main(String[] args)
{
Random random = new Random();
int a[] = new int[4];
for(int i=0; i4; i++)
{
a[i] = random.nextInt(13)+1;
}
for(int j=0; j4; j++)
{
System.out.println("第" + j +"个数：" + a[j]);
}
Calcula(a);
}
public static void Calcula(int[] a)
{
int add, sub, multi, div;
add = 0;
sub = 0;
multi = 0;
div = 0;
for(int i=0; i4; i++)
{
add = add + a[i];
sub = sub - a[i];
multi = multi * a[i];
div = div/a[i];
}
if(add==24)
{
System.out.println(a[0] + "+" + a[1] + "+" + a[2] + "+" + a[3]
+ "=" + add);
}
else if(sub==24)
{
System.out.println(a[0] + "-" + a[1] + "-" + a[2] + "-" + a[3]
+ "=" + sub);
}
else if(multi==24)
{
System.out.println(a[0] + "*" + a[1] + "*" + a[2] + "*" + a[3]
+ "=" + multi);
}
else if(div==24)
{
System.out.println(a[0] + "÷" + a[1] + "÷" + a[2] + "÷" + a[3]
+ "=" + div);
}
else
{
System.out.println("对不起，没有实现24点的数");
}
}
}
已编译通过~
24点的源代码,因该可以计算出4则运算24 public class Test24Point{ public static void main(String[] args){ int index = 0 ; int temp = 0 ; int totalSUC = 0 ; int numb[] = new int[4];//the first four numbers double num[][] = new double[36][3];//three numbers after calculating double total[] = new double[6];//the number after three steps of calculating double p[][] = new double[6][8]; double q[][] = new double[3][7]; //System.out.println(2465%108); //System.out.println(2465/108); System.out.println("\"a--b\"means\"b-a\""); System.out.println("\"a//b\"means\"b/a\"\n"); /* for(int h = 0; h = 9; h ++)//Get the first four numbers for calculating and store into the array numb[4]; for(int i = 0; i = 9; i ++) for(int j = 0; j = 9; j ++) for(int k = 0; k = 9; k ++){ numb[0] = h ; numb[1] = i ; numb[2] = j ; numb[3] = k ; }*/ for(int i = 0 ; i 4 ; i ++){ numb = Integer.parseInt(args); } for(int i = 0; i 3; i ++)//Get two of the four to calculate and then store the new number into the array p; for(int j = i + 1; j 4 ; j ++,temp ++){ p[temp][0] = numb + numb[j]; p[temp][1] = numb - numb[j]; p[temp][2] = numb[j] - numb; p[temp][3] = numb * numb[j]; if(numb[j] != 0) p[temp][4] = numb / (double)numb[j]; else p[temp][4] = 10000; if(numb != 0) p[temp][5] = numb[j] / (double)numb; else p[temp][5] = 10000;
import java.util.ArrayList;
import java.util.List;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JOptionPane;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
public class calculate24 extends JFrame{
private javax.swing.JPanel jContentPane = null;
private JLabel jLabel = null;
private JLabel jLabel1 = null;
private JTextField jTextField = null;
private JTextField jTextField1 = null;
private JTextArea jTextArea = null;
private JLabel jLabel2 = null;
private JButton jButton = null;
private JScrollPane jScrollPane = null;
private JButton jButton1 = null;
private JButton jButton2 = null;
private JButton jButton3 = null;
private JButton jButton4 = null;
private JButton jButton5 = null;
private JButton jButton6 = null;
private JButton jButton7 = null;
private JButton jButton8 = null;
private JButton jButton9 = null;
private JButton jButton10 = null;
/**
* This is the default constructor
*/
public calculate24() {
super();
initialize();
}
/**
* This method initializes this
*
* @return void
*/
private void initialize() {
this.setDefaultCloseOperation(javax.swing.JFrame.EXIT_ON_CLOSE);
this.setBounds(200, 200, 565, 452);
this.setContentPane(getJContentPane());
this.setTitle("24点");
}
/**
* This method initializes jContentPane
*
* @return javax.swing.JPanel
*/
private javax.swing.JPanel getJContentPane() {
if (jContentPane == null) {
jLabel2 = new JLabel();
jLabel1 = new JLabel();
jLabel = new JLabel();
jContentPane = new javax.swing.JPanel();
jContentPane.setLayout(null);
jLabel.setBounds(66, 52, 150, 45);
jLabel.setText("please unter four number");
jLabel1.setBounds(253, 52, 282, 45);
jLabel1.setText("please unter how many result do you want to get");
jLabel2.setBounds(354, 201, 70, 36);
jLabel2.setText("result");
jContentPane.add(getJButton(), null);
jContentPane.add(jLabel, null);
jContentPane.add(jLabel1, null);
jContentPane.add(getJTextField(), null);
jContentPane.add(getJTextField1(), null);
jContentPane.add(jLabel2, null);
jContentPane.add(getJScrollPane(), null);
jContentPane.add(getJButton1(), null);
jContentPane.add(getJButton2(), null);
jContentPane.add(getJButton3(), null);
jContentPane.add(getJButton4(), null);
jContentPane.add(getJButton5(), null);
jContentPane.add(getJButton6(), null);
jContentPane.add(getJButton7(), null);
jContentPane.add(getJButton8(), null);
jContentPane.add(getJButton9(), null);
jContentPane.add(getJButton10(), null);
}
return jContentPane;
}
/**
* This method initializes jTextField
*
* @return javax.swing.JTextField
*/
private JTextField getJTextField() {
if (jTextField == null) {
jTextField = new JTextField();
jTextField.setBounds(67, 84, 149, 41);
jTextField.addFocusListener(new java.awt.event.FocusAdapter() {
public void focusGained(java.awt.event.FocusEvent e) {
jTextField.select(0,jTextField.getText().length());
}
});
}
return jTextField;
}
/**
* This method initializes jTextField1
*
* @return javax.swing.JTextField
*/
private JTextField getJTextField1() {
if (jTextField1 == null) {
jTextField1 = new JTextField();
jTextField1.setBounds(293, 81, 161, 41);
jTextField1.setNextFocusableComponent(jButton);
}
return jTextField1;
}
/**
* This method initializes jTextArea
*
* @return javax.swing.JTextArea
*/
private JTextArea getJTextArea() {
if (jTextArea == null) {
jTextArea = new JTextArea();
jTextArea.setTabSize(8);
}
return jTextArea;
}
public static String bbb(List list1, List list2) {
float result = 0;
for (int i = list1.size(); i 0; i-- ) {
if (list1.contains("*")) {
int j = list1.indexOf("*");
result = Float.parseFloat((String)list2.get(j))
* Float.parseFloat((String)list2.get(j + 1));
list1.remove(j);
list2.remove(j);
list2.remove(j);
list2.add(j, String.valueOf(result));
} else if (list1.contains("/")) {
int j = list1.indexOf("/");
result = Float.parseFloat((String)list2.get(j))
/ Float.parseFloat((String)list2.get(j + 1));
list1.remove(j);
list2.remove(j);
list2.remove(j);
list2.add(j, String.valueOf(result));
} else if (list1.contains("+")) {
int j = list1.indexOf("+");
result = Float.parseFloat((String)list2.get(j))
+ Float.parseFloat((String)list2.get(j + 1));
list1.remove(j);
list2.remove(j);
list2.remove(j);
list2.add(j, String.valueOf(result));
} else if (list1.contains("-")) {
int j = list1.indexOf("-");
result = Float.parseFloat((String)list2.get(j))
- Float.parseFloat((String)list2.get(j + 1));
list1.remove(j);
list2.remove(j);
list2.remove(j);
list2.add(j, String.valueOf(result));
}
}
return (String)list2.get(0);
}
private static void bbb(String str, String sPrint, List list) {
if (!"".equals(str.trim()) ? false : list.add(sPrint))
;
for (int i = 0; i str.length() ( !"".equals(str.trim()) ); i++ )
if (str.charAt(i) != ' ')
bbb(str.replace(str.charAt(i), ' '), sPrint + str.charAt(i),
list);
}
private static List bbb(String str, List list) {
List result = new ArrayList();
String a1 = str.substring(0, 1);
String b1 = str.substring(1, 2);
String c1 = str.substring(2, 3);
String d1 = str.substring(3, 4);
String[] a11 = new String[] { a1, b1, c1, d1 };
for (int i = 0; i list.size(); i++ ) {
String temp = (String)list.get(i);
int a = Integer.parseInt(temp.substring(0, 1));
int b = Integer.parseInt(temp.substring(1, 2));
int c = Integer.parseInt(temp.substring(2, 3));
int d = Integer.parseInt(temp.substring(3, 4));
String tempStr = a11[a] + a11[b] + a11[c] + a11[d];
if(!result.contains(tempStr)){
result.add(tempStr);
}
}
return result;
}
public List test(String param, int x) {
int y = 0;
List result = new ArrayList();
List a11 = new ArrayList();
calculate24.bbb("0123", "", a11);
List a1 = calculate24.bbb(param, a11);
for (int m = 0; m a1.size(); m++ ) {
String param1 = (String)a1.get(m);
int[] a = new int[] { Integer.parseInt(param1.substring(0, 1)),
Integer.parseInt(param1.substring(1, 2)),
Integer.parseInt(param1.substring(2, 3)),
Integer.parseInt(param1.substring(3, 4)) };
String[] e = new String[] { "*", "/", "+", "-" };
for (int i = 0; i 4; i++ ) {
for (int j = 0; j 4; j++ ) {
for (int k = 0; k 4; k++ ) {
List aa = new ArrayList();
aa.add(String.valueOf(a[0]));
aa.add(String.valueOf(a[1]));
aa.add(String.valueOf(a[2]));
aa.add(String.valueOf(a[3]));
List bb = new ArrayList();
bb.add(e[i]);
bb.add(e[j]);
bb.add(e[k]);
String s = a[0] + e[i] + a[1] + e[j] + a[2] + e[k]
+ a[3];
String tempS = s;
s = calculate24.bbb(bb, aa);
if (Float.parseFloat(s) == 24) {
y++ ;
result.add(tempS + "=24");
if (y == x) {
return result;
}
}
List temp1 = new ArrayList();
List temp2 = new ArrayList();
temp1.add(String.valueOf(a[0]));
temp1.add(String.valueOf(a[1]));
temp2.add(e[i]);
String temp = calculate24.bbb(temp2, temp1);
aa.clear();
aa.add(temp);
aa.add(String.valueOf(a[2]));
aa.add(String.valueOf(a[3]));
bb.clear();
bb.add(e[j]);
bb.add(e[k]);
s = "(" + a[0] + e[i] + a[1] + ")" + e[j] + a[2] + e[k]
+ a[3];
tempS = s;
s = calculate24.bbb(bb, aa);
if (Float.parseFloat(s) == 24) {
y++ ;
result.add(tempS + "=24");
if (y == x) {
return result;
}
}
temp1.clear();
temp2.clear();
temp1.add(String.valueOf(a[1]));
temp1.add(String.valueOf(a[2]));
temp2.add(e[j]);
temp = calculate24.bbb(temp2, temp1);
aa.clear();
aa.add(String.valueOf(a[0]));
aa.add(temp);
aa.add(String.valueOf(a[3]));
bb.clear();
bb.add(e[i]);
bb.add(e[k]);
s = a[0] + e[i] + "(" + a[1] + e[j] + a[2] + ")" + e[k]
+ a[3];
tempS = s;
s = calculate24.bbb(bb, aa);
if (Float.parseFloat(s) == 24) {
y++ ;
result.add(tempS + "=24");
if (y == x) {
return result;
}
}
temp1.clear();
temp2.clear();
temp1.add(String.valueOf(a[2]));
temp1.add(String.valueOf(a[3]));
temp2.add(e[k]);
temp = calculate24.bbb(temp2, temp1);
aa.clear();
aa.add(String.valueOf(a[0]));
aa.add(String.valueOf(a[1]));
aa.add(temp);
bb.clear();
bb.add(e[i]);
bb.add(e[j]);
s = a[0] + e[i] + a[1] + e[j] + "(" + a[2] + e[k]
+ a[3] + ")";
tempS = s;
s = calculate24.bbb(bb, aa);
if (Float.parseFloat(s) == 24) {
y++ ;
result.add(tempS + "=24");
if (y == x) {
return result;
}
}
temp1.clear();
temp2.clear();
temp1.add(String.valueOf(a[0]));
temp1.add(String.valueOf(a[1]));
temp1.add(String.valueOf(a[2]));
temp2.add(e[i]);
temp2.add(e[j]);
temp = calculate24.bbb(temp2, temp1);
aa.clear();
aa.add(temp);
aa.add(String.valueOf(a[3]));
bb.clear();
bb.add(e[k]);
s = "(" + a[0] + e[i] + a[1] + e[j] + a[2] + ")" + e[k]
+ a[3];
tempS = s;
s = calculate24.bbb(bb, aa);
if (Float.parseFloat(s) == 24) {
y++ ;
result.add(tempS + "=24");
if (y == x) {
return result;
}
}
temp1.clear();
temp2.clear();
temp1.add(String.valueOf(a[1]));
temp1.add(String.valueOf(a[2]));
temp1.add(String.valueOf(a[3]));
temp2.add(e[j]);
temp2.add(e[k]);
temp = calculate24.bbb(temp2, temp1);
aa.clear();
aa.add(String.valueOf(a[0]));
aa.add(temp);
bb.clear();
bb.add(e[i]);
s = a[0] + e[i] + "(" + a[1] + e[j] + a[2] + e[k]
+ a[3] + ")";
tempS = s;
s = calculate24.bbb(bb, aa);
if (Float.parseFloat(s) == 24) {
y++ ;
result.add(tempS + "=24");
if (y == x) {
return result;
}
}
temp1.clear();
temp2.clear();
temp1.add(String.valueOf(a[0]));
temp1.add(String.valueOf(a[1]));
temp2.add(e[i]);
temp = calculate24.bbb(temp2, temp1);
List temp3 = new ArrayList();
List temp4 = new ArrayList();
temp3.add(String.valueOf(a[2]));
temp3.add(String.valueOf(a[3]));
temp4.add(e[k]);
String temp11 = calculate24.bbb(temp4, temp3);
aa.clear();
aa.add(temp);
aa.add(temp11);
bb.clear();
bb.add(e[j]);
s = "(" + a[0] + e[i] + a[1] + ")" + e[j] + "(" + a[2]
+ e[k] + a[3] + ")";
tempS = s;
s = calculate24.bbb(bb, aa);
if (Float.parseFloat(s) == 24) {
y++ ;
result.add(tempS + "=24");
if (y == x) {
return result;
}
}
}
}
}
}
return result;
}
public static boolean check(String param1) {
Pattern pattern = Pattern.compile("[0-9]{4}");
Matcher matcher = pattern.matcher((CharSequence)param1);
boolean result = matcher.matches();
if (result == false) {
JOptionPane.showMessageDialog(null, "please enter correct number");
return false;
} else {
return true;
}
}
public static boolean check1(String param2) {
if(param2 == null){
JOptionPane.showMessageDialog(null, "please enter correct number");
return false;
}
Pattern pattern = Pattern.compile("[0-9]{0,99}");
Matcher matcher = pattern.matcher((CharSequence)param2);
boolean result = matcher.matches();
if (result == false) {
JOptionPane.showMessageDialog(null, "please enter correct number");
return false;
} else {
return true;
}
}
/**
* This method initializes jButton
*
* @return javax.swing.JButton
*/
private JButton getJButton() {
if (jButton == null) {
jButton = new JButton();
jButton.setBounds(81, 275, 110, 54);
jButton.setText("calculate");
jButton.addKeyListener(new java.awt.event.KeyAdapter() {
public void keyPressed(java.awt.event.KeyEvent e) {
if(e.getKeyCode()==10){
if (check(jTextField.getText())
check1(jTextField1.getText())) {
if(!jTextField1.getText().equals("0")){
List b = test(jTextField.getText(), Integer
.parseInt(jTextField1.getText()));
String temp = "";
for (int i = 0; i b.size(); i++ ) {
temp = temp + b.get(i) + "\n";
}
if (b.size() == 0) {
jTextArea.setText("NO RESULT");
} else {
jTextArea.setText(temp);
}
}else{
JOptionPane.showMessageDialog(null, "please enter correct number");
}
}
}
}
});
jButton.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
if (check(jTextField.getText())
check1(jTextField1.getText())) {
if(!jTextField1.getText().equals("0")){
List b = test(jTextField.getText(), Integer
.parseInt(jTextField1.getText()));
String temp = "";
for (int i = 0; i b.size(); i++ ) {
temp = temp + b.get(i) + "\n";
}
if (b.size() == 0) {
jTextArea.setText("NO RESULT");
} else {
jTextArea.setText(temp);
}
}else{
JOptionPane.showMessageDialog(null, "please enter correct number");
}
}
}
});
}
return jButton;
}
/**
* This method initializes jScrollPane
*
* @return javax.swing.JScrollPane
*/
private JScrollPane getJScrollPane() {
if (jScrollPane == null) {
jScrollPane = new JScrollPane();
jScrollPane.setBounds(267, 238, 216, 124);
jScrollPane.setViewportView(getJTextArea());
}
return jScrollPane;
}
/**
* This method initializes jButton1
*
* @return javax.swing.JButton
*/
private JButton getJButton1() {
if (jButton1 == null) {
jButton1 = new JButton();
jButton1.setBounds(40, 148, 42, 28);
jButton1.setText("1");
jButton1.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"1");
}
});
}
return jButton1;
}
/**
* This method initializes jButton2
*
* @return javax.swing.JButton
*/
private JButton getJButton2() {
if (jButton2 == null) {
jButton2 = new JButton();
jButton2.setBounds(90, 148, 42, 28);
jButton2.setText("2");
jButton2.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"2");
}
});
}
return jButton2;
}
/**
* This method initializes jButton3
*
* @return javax.swing.JButton
*/
private JButton getJButton3() {
if (jButton3 == null) {
jButton3 = new JButton();
jButton3.setBounds(140, 148, 42, 28);
jButton3.setText("3");
jButton3.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"3");
}
});
}
return jButton3;
}
/**
* This method initializes jButton4
*
* @return javax.swing.JButton
*/
private JButton getJButton4() {
if (jButton4 == null) {
jButton4 = new JButton();
jButton4.setBounds(190, 148, 42, 28);
jButton4.setText("4");
jButton4.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"4");
}
});
}
return jButton4;
}
/**
* This method initializes jButton5
*
* @return javax.swing.JButton
*/
private JButton getJButton5() {
if (jButton5 == null) {
jButton5 = new JButton();
jButton5.setBounds(240, 148, 42, 28);
jButton5.setText("5");
jButton5.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"5");
}
});
}
return jButton5;
}
/**
* This method initializes jButton6
*
* @return javax.swing.JButton
*/
private JButton getJButton6() {
if (jButton6 == null) {
jButton6 = new JButton();
jButton6.setBounds(40, 188, 42, 28);
jButton6.setText("6");
jButton6.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"6");
}
});
}
return jButton6;
}
/**
* This method initializes jButton7
*
* @return javax.swing.JButton
*/
private JButton getJButton7() {
if (jButton7 == null) {
jButton7 = new JButton();
jButton7.setBounds(90, 188, 42, 28);
jButton7.setText("7");
jButton7.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"7");
}
});
}
return jButton7;
}
/**
* This method initializes jButton8
*
* @return javax.swing.JButton
*/
private JButton getJButton8() {
if (jButton8 == null) {
jButton8 = new JButton();
jButton8.setBounds(140, 188, 42, 28);
jButton8.setText("8");
jButton8.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"8");
}
});
}
return jButton8;
}
/**
* This method initializes jButton9
*
* @return javax.swing.JButton
*/
private JButton getJButton9() {
if (jButton9 == null) {
jButton9 = new JButton();
jButton9.setBounds(190, 188, 42, 28);
jButton9.setText("9");
jButton9.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"9");
}
});
}
return jButton9;
}
/**
* This method initializes jButton10
*
* @return javax.swing.JButton
*/
private JButton getJButton10() {
if (jButton10 == null) {
jButton10 = new JButton();
jButton10.setBounds(240, 188, 42, 28);
jButton10.setText("0");
jButton10.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent e) {
jTextField.setText(jTextField.getText()+"0");
}
});
}
return jButton10;
}
/**
* Launches this application
*/
public static void main(String[] args) {
calculate24 application = new calculate24();
application.show();
}
} // @jve:decl-index=0:visual-constraint="10,10"
重庆分公司
重庆分公司
