python代码案例详解-Python代码样例列表
时间: 2024-01-17 17:03:52 浏览: 30
好的,下面是一些Python代码样例:
1. 计算两个数的和:
```python
num1 = 10
num2 = 20
sum = num1 + num2
print("两数之和为:", sum)
```
2. 判断一个数是否为质数:
```python
num = int(input("请输入一个正整数:"))
if num > 1:
for i in range(2, num):
if (num % i) == 0:
print(num, "不是质数")
break
else:
print(num, "是质数")
else:
print(num, "不是质数")
```
3. 将一个列表中的元素按照从小到大的顺序进行排序:
```python
list1 = [10, 5, 8, 13, 20]
list1.sort()
print("排序后的列表:", list1)
```
4. 使用递归计算阶乘:
```python
def factorial(num):
if num == 1:
return 1
else:
return num * factorial(num-1)
num = int(input("请输入一个正整数:"))
print(num, "的阶乘为:", factorial(num))
```
5. 使用列表推导式生成一个包含1-10的平方的列表:
```python
squares = [i**2 for i in range(1, 11)]
print("1-10的平方列表:", squares)
```