1!+2!+3!+...+10!编程python
时间: 2023-11-24 15:51:09 浏览: 31
以下是Python代码,用于计算1!+2!+3!+...+10!的和:
```python
sum = 0
for i in range(1, 11):
sum1 = 1
for n in range(1, i + 1):
sum1 = sum1 * n
sum = sum + sum1
print(sum)
```
输出结果为:4037913
相关问题
计算1!+2!+3!+...+n!编程python
以下是Python代码:
```
n = int(input("请输入一个整数n:"))
factorial = 1
sum = 0
for i in range(1, n+1):
factorial *= i
sum += factorial
print("1! + 2! + 3! + ... + n! =", sum)
```
运行结果:
```
请输入一个整数n:5
1! + 2! + 3! + ... + n! = 153
```
解释:当n=5时,计算1! + 2! + 3! + 4! + 5! = 1 + 2 + 6 + 24 + 120 = 153。
编程计算1!+2!+3!...+n!+Python
以下是Python计算1!+2!+3!+...+n!的两种方法:
```python
# 方法一:使用while循环来计算
n = int(input())
jie = 1
sum = 0
i = 1
while n >= i:
jie = jie * i
sum = sum + jie
i = i + 1
print(sum)
# 方法二:使用递归函数调用阶乘方法求和(其中n的值在1~40之间)
def jiecheng(n):
if n == 1:
return 1
else:
return n * jiecheng(n-1)
n = int(input())
sum = 0
for i in range(1, n+1):
sum += jiecheng(i)
print(sum)
```