编程乘法怎么输出的啊

时间:2025-01-23 15:10:02 游戏攻略

在编程中,输出乘法结果的方法取决于所使用的编程语言。以下是几种常见编程语言中输出乘法结果的方法:

Python

```python

def high_precision_multiplication(a, b):

result = * (len(a) + len(b))

carry = 0

for i in range(len(a) - 1, -1, -1):

temp_sum = a[i] * b[i] + result[i + 1] + carry

result[i] = temp_sum % 10

carry = temp_sum // 10

while carry:

result.insert(0, carry % 10)

carry //= 10

return result

a = input("请输入第一个大整数(每行一个数字):")

b = input("请输入第二个大整数(每行一个数字):")

a_list = [int(digit) for digit in a.split()]

b_list = [int(digit) for digit in b.split()]

product = high_precision_multiplication(a_list, b_list)

print("乘积为:")

for digit in product:

print(digit, end="")

```

Java

```java

import java.util.Scanner;

public class Main {

public static void main(String[] args) {

Scanner scanner = new Scanner(System.in);

System.out.print("请输入第一个整数: ");

int x = scanner.nextInt();

System.out.print("请输入第二个整数: ");

int y = scanner.nextInt();

int z = x * y;

System.out.println("乘积为: " + z);

}

}

```

C++

```cpp

include

using namespace std;

int main() {

int x, y, z;

cout << "请输入第一个整数: ";

cin >> x;

cout << "请输入第二个整数: ";

cin >> y;

z = x * y;

cout << "乘积为: "<< z << endl;

return 0;

}

```

JavaScript

```javascript

function highPrecisionMultiplication(a, b) {

let result = new Array(a.length + b.length).fill(0);

let carry = 0;

for (let i = a.length - 1; i >= 0; i--) {

let tempSum = a[i] * b[i] + result[i + 1] + carry;

result[i] = tempSum % 10;

carry = Math.floor(tempSum / 10);

}

while (carry) {

result.unshift(carry % 10);

carry = Math.floor(carry / 10);

}

return result;

}

let a = prompt("请输入第一个大整数(每行一个数字):");

let b = prompt("请输入第二个大整数(每行一个数字):");

let aList = a.split('').map(Number);

let bList = b.split('').map(Number);

let product = highPrecisionMultiplication(aList, bList);

console.log("乘积为:");

product.forEach(digit => console.log(digit));

```

C

```csharp

using System;

class Program {

static void Main() {

Console.Write("请输入第一个整数: ");

int x = int.Parse(Console.ReadLine());

Console.Write("请输入第二个整数: ");

int y = int.Parse(Console.ReadLine());

int z = x * y;

Console.WriteLine("乘积为: " + z);

}

}

```

Ruby