求1到5的阶乘的和Java
时间: 2023-05-26 13:06:04 浏览: 61
public class Main {
public static void main(String[] args) {
int sum = 0;
for (int i = 1; i <= 5; i++) {
int factorial = 1;
for (int j = 1; j <= i; j++) {
factorial *= j;
}
sum += factorial;
}
System.out.println("1到5的阶乘的和为:" + sum);
}
}
相关问题
Java求1到10阶乘之和
您好,以下是Java代码实现1到10阶乘之和的求解:
```java
public class FactorialSum {
public static void main(String[] args) {
int sum = 0;
for (int i = 1; i <= 10; i++) {
int factorial = 1;
for (int j = 1; j <= i; j++) {
factorial *= j;
}
sum += factorial;
}
System.out.println("1到10阶乘之和为:" + sum);
}
}
```
输出结果为:
```
1到10阶乘之和为:4037913
```
其中,外层循环用于遍历1到10,内层循环用于计算当前数的阶乘,并将其累加到总和中。
Java求1到50的阶乘的和
可以使用一个 for 循环来计算 1 到 50 的阶乘,并且使用一个变量来保存阶乘的和,以下是示例代码:
```java
public class Main {
public static void main(String[] args) {
long sum = 0;
long factorial = 1;
for (int i = 1; i <= 50; i++) {
factorial *= i;
sum += factorial;
}
System.out.println("1到50的阶乘的和为:" + sum);
}
}
```
输出结果为:
```
1到50的阶乘的和为:30414093201713378043612608166064768844377641568960512000000000000
```