[file name]: show.html [file content begin]
#include <iostream>
using namespace std;
double calculateAverage(int numbers[], int size) {
int sum = 0;
// 计算所有数字的总和
for (int i = 0; i < size; ++i) {
sum += numbers[i];
}
// 返回平均值
return static_cast<double>(sum) / size;
}
int main() {
// 示例数组
int numbers[] = {10, 20, 30, 40, 50};
int size = sizeof(numbers) / sizeof(numbers[0]);
// 调用函数计算平均值
double average = calculateAverage(numbers, size);
// 输出结果
cout << "数组的平均值是: " << average << endl;
return 0;
}
using System;
class Program
{
static void Main()
{
// 示例数组
int[] numbers = { 10, 20, 30, 40, 50 };
// 调用函数计算平均值
double average = CalculateAverage(numbers);
// 输出结果
Console.WriteLine("数组的平均值是: " + average);
}
// 计算数组平均值的函数
static double CalculateAverage(int[] numbers)
{
int sum = 0;
// 计算所有数字的总和
foreach (int number in numbers)
{
sum += number;
}
// 返回平均值
return sum / (double)numbers.Length;
}
}
public class Main {
public static void main(String[] args) {
// 示例数组
int[] numbers = {10, 20, 30, 40, 50};
// 调用函数计算平均值
double average = calculateAverage(numbers);
// 输出结果
System.out.println("数组的平均值是: " + average);
}
// 计算数组平均值的函数
public static double calculateAverage(int[] numbers) {
int sum = 0;
// 计算所有数字的总和
for (int number : numbers) {
sum += number;
}
// 返回平均值
return (double) sum / numbers.length;
}
}
def calculate_average(numbers):
# 计算总和
total = sum(numbers)
# 计算平均值
return total / len(numbers)
# 示例列表
numbers = [10, 20, 30, 40, 50]
# 调用函数计算平均值
average = calculate_average(numbers)
# 输出结果
print(f"列表的平均值是: {average}")
<?php
// 示例数组
$numbers = [10, 20, 30, 40, 50];
// 计算总和
$sum = array_sum($numbers);
// 计算平均值
$average = $sum / count($numbers);
// 输出结果
echo "数组的平均值是: " . $average;
?>
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>计算平均值</title>
</head>
<body>
<h1>计算整数数组的平均值</h1>
<p>数组: [10, 20, 30, 40, 50]</p>
<p>平均值: <span id="average"></span></p>
<script>
function calculateAverage(numbers) {
let sum = numbers.reduce((acc, num) => acc + num, 0);
return sum / numbers.length;
}
// 示例数组
const numbers = [10, 20, 30, 40, 50];
// 计算并显示结果
const average = calculateAverage(numbers);
document.getElementById('average').textContent = average;
</script>
</body>
</html>
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