第六讲数组 前言:变量与循环(输入五个数,计算其平均值) 一、一维数组 1、什么是数组? 2、数组的特点。 3、数组的声明? 4、声明时的注意事项。 5、数组的初始化。(有4种方法) 6、数组的引用。(下标与索引) 二、二维数组 1、什么是二维数组。 2、二维数组的声明。 3、二维数组的初始化。 4、二维数组的引用 5、二维数组的举例

本节学习目标 1、文件的基本概念 2、文本文件的基本操作 3、二进制文件基本操作 4、其它文件函数的使用

目录 1.程序的使用范围 2.数学模型的建立、数表和图线的公式化公式仁 3.轴强度校核计算程序的变量名量名 4.轴强度校核计算程序框图图 5.典型的程序段 6.上机题目 7.输入输出计算结果

Chapter 0 Objectives After you have read and studied this chapter,you should be able to State briefly a history of computers. Name and describe four major components of the computer. Convert binary numbers to decimal numbers and vice versa. State the difference between the low-level and high-level programming languages

Chapter 2 Objectives After you have read and studied this chapter, you should be able to Identify the basic components of Java programs.Distinguish two types of Java programs- applications and applets

Chapter 4 Objectives After you have read and studied this chapter, you should be able to Define an instantiable class with multiple methods and a constructor. Differentiate the local and instance variables. Define and use value-returning methods. Distinguish private and public methods. Distinguish private and public data members. Describe how the arguments are passed to the parameters in method definitions

Chapter 6 Objectives After you have read and studied this chapter, you should be able to Implement selection control in a program using if statements. Implement selection control in a program using switch statements. Write boolean expressions using relational and boolean operators. Evaluate given boolean expressions correctly

Chapter 8 Objectives After you have read and studied this chapter, you should be able to Declare and manipulate data of the char data type. Write string processing programs using String and StringBuffer objects. Differentiate the String and StringBuffer classes and use the correct class in solving given task. Distinguish the primitive and reference data types and show how the memory allocation between the two is different

Chapter 10 Objectives After you have read and studied this chapter, you should be able to Perform linear and binary search algorithms on small arrays. Determine whether a linear or binary search is more effective for a given situation. Perform selection and bubble sort algorithms. Describe the heapsort algorithm and show how its performance is superior to the other two algorithms. Apply basic sorting algorithms to sort an array of objects

Chapter 12 Objectives After you have read and studied this chapter, you should be able to Describe four different object categories and use them effectively in designing classes. Define a package and place reusable classes in it. Write a method that calls the superclass's method explicitly by using the reserved word super