天真小白的成长记录

public class operation{    public static void main(String[] args)    {        int x = 20;        int y = 12;        boolean m = 100==(x + y);        boolean z = false;        System.ou

package MyCalendar;import java.util.Scanner;/* * 万年历 */public class Calendar{ private static Scanner in = new Scanner(System.in); private static int year; private static int month; private

package Math;/* * 阶乘算法 * n != n*(n-1) * 5 != 1*2*3*4*5 */public class Hierarchy{ private static int hierarchy(int x) { if( x == 1) { return 1; } else { return x*hierarchy(x-1)

package FormulaMode;import java.util.Scanner;public class CalculateRound{ private static float π = (float) 3.14; private static Scanner in = new Scanner(System.in); /* * 计算周长 */ private s

import java.util.Arrays;public class ArrayDichotomy1{ static int[] array = new int[38]; static int math = 15; public static int dichotomy(int[] array , int math) { int low = 0; int high = ar

package CollectionTest;import java.util.TreeMap;import java.util.ArrayList;import java.util.Collection;import java.util.Collections;import java.util.Iterator;import java.util.List;import java.

public class BullbeSort{ public static int[] bullbeSort(int[] a) { for(int i = 0 ; i < a.length ; i++) { for(int j = 0 ; j < i ; j++) { if(a[j+1] < a[j]) { // int tmp = a[

//感觉集成度太高了，这是最简单的办法，有空再分成板块来写吧。import java.util.Scanner;public class CarRentingSystem{static int carRent; //车的租金static int carNumber; //车的数量static int carRentalDays; //租车天数

昨天晚上学的，今天写了下。感觉

import java.util.Scanner;public class Guess{static int x;static int y = 3;static Guess guess = new Guess();public void reminder(){System.out.println("---------------------");System.o

这次没有用递归了，上班没时间学 学JAVA 学的好慢。下午又空

public class Encapsulation{        public int add(int a , int b)    {        return a + b; //使用return 关键字来返回值    }    public int subtract(int a , int b)    {        return a - b;  

public class Encapsulation{    public int add(int a , int b)    {        return a + b;    }    public int subtract(int a , int b)    {        return a - b;    }    public int multi

public class EncapsulationTest{    int age; //    public void change(EncapsulationTest encapsulationTest)    {        //encapsulationTest = new Encapsulation();        encapsulationTest.ag

public class forTest_ {    public static void main(String[] args)    {    int intA[]={1,2,3,4,5,6,7};    //声明并定义一个数组 intA    for(int i = 0;i         if(intA[i]>3) //判断 当i>3时继续往下执行      

import java.util.Scanner;public class LoginDemo{ final String username = "root"; final String userpassword = "myroot"; static int sum = 3; private static Scanner in = new Scanner(System.in); p