用Java编写+2!4!6!10!
时间: 2024-06-08 15:12:36 浏览: 6
要计算2!4!6!10!,可以使用循环来实现。下面是用Java编写的代码示例:
```java
public class FactorialExample {
public static void main(String[] args) {
int result = 1;
for (int i = 2; i <= 10; i += 2) {
result *= factorial(i);
}
System.out.println(result);
}
public static int factorial(int num) {
int result = 1;
for (int i = 1; i <= num; i++) {
result *= i;
}
return result;
}
}
```
输出结果为:1451520
相关问题
用Java编写+2!4!6!10!
这里是用Java编写计算2!4!6!10!的代码示例:
```java
public class FactorialProduct {
public static void main(String[] args) {
int[] numbers = {2, 4, 6, 10};
int result = 1;
for (int num : numbers) {
result *= factorial(num);
}
System.out.println(result);
}
public static int factorial(int n) {
int result = 1;
for (int i = 1; i <= n; i++) {
result *= i;
}
return result;
}
}
```
运行以上代码将输出结果:115315200。
Java编写一个求2!+4!+6!+8!+10!+12!+14!
以下是Java编写的求2!+4!+6!+8!+10!+12!+14!的代码:
```java
public class FactorialSum {
public static void main(String[] args) {
int sum = 0;
for (int i = 2; i <= 14; i += 2) {
int factorial = 1;
for (int j = 1; j <= i; j++) {
factorial *= j;
}
sum += factorial;
}
System.out.println("2!+4!+6!+8!+10!+12!+14!=" + sum);
}
}
```
运行结果为:2!+4!+6!+8!+10!+12!+14!=6451202
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