intarray.cpp

来自「c语言教程源码」· C++ 代码 · 共 24 行

//这个程序在本书所带软盘中，文件名为INTARRAY.CPP
//这个程序演示数组的概念及其简单运算。

#include <iostream.h>

void main(void)
{
	int int_array[10] = 
		{2, 4, 3, 8, 17, 5, 9, 10, 1, 7};	//定义并初始化数组
	int sum, count;
	float average;

	sum = 0;								//将sum初始化

	for (count = 0; count < 10; count++)
		sum = sum + int_array[count];		//将数组中的每个单元累加
	average = sum/10.0;						//计算平均值

	cout << "数组int_array的每个单元的值如下：" << endl;
	for(count = 0; count < 10; count++)
		cout << "int_array[" << count << "] = " << int_array[count] << endl;
	cout << endl << "数组int_array的和为：" << sum << endl;
	cout << "数组int_array的平均值为：" << average << endl;
}