```python
def add_numbers(a, b):
return a b
result = add_numbers(5, 3)
print(result) 输出: 8
```
```python
def is_palindrome(s):
return s == s[::1]
result = is_palindrome("radar")
print(result) 输出: True
```
```python
def calculator(a, operator, b):
if operator == ' ':
return a b
elif operator == '':
return a b
elif operator == '*':
return a * b
elif operator == '/':
if b == 0:
return "除数不能为0"
return a / b
else:
return "无效运算符"
result = calculator(10, ' ', 5)
print(result) 输出: 15
```
```python
def find_max_min(lst):
return max(lst), min(lst)
numbers = [3, 7, 2, 9, 5]
max_num, min_num = find_max_min(numbers)
print(f"最大值: {max_num}, 最小值: {min_num}") 输出: 最大值: 9, 最小值: 2
```
```python
def is_prime(num):
if num < 2:
return False
for i in range(2, int(num ** 0.5) 1):
if num % i == 0:
return False
return True
result = is_prime(11)
print(result) 输出: True
```
```python
def remove_duplicates(lst):
return list(set(lst))
numbers = [1, 2, 2, 3, 4, 4, 5]
result = remove_duplicates(numbers)
print(result) 输出: [1, 2, 3, 4, 5]
```
```python
def find_common_elements(lst1, lst2):
set1 = set(lst1)
set2 = set(lst2)
return list(set1.intersection(set2))
list1 = [1, 2, 3, 4, 5]
list2 = [3, 4, 5, 6, 7]
result = find_common_elements(list1, list2)
print(result) 输出: [3, 4, 5]
```
```python
def capitalize_words(s):
return ' '.join(word.capitalize() for word in s.split())
sentence = "hello world, it's a beautiful day"
result = capitalize_words(sentence)
print(result) 输出: Hello World, It's A Beautiful Day
```
```python
def count_characters(s):
char_count = {}
for char in s:
char_count[char] = char_count.get(char, 0) 1
return char_count
sentence = "hello, world!"
result = count_characters(sentence)
print(result) 输出: {'h': 1, 'e': 1, 'l': 3, 'o': 2, ',': 1, ' ': 1, 'w': 1, 'r': 1, 'd': 1, '!': 1}
```
```python
def is_leap_year(year):
if (year % 4 == 0 and year % 100 != 0) or year % 400 == 0:
return True
return False
result = is_leap_year(2024)
print(result) 输出: True
```
```python
def fibonacci(n):
a, b = 0, 1
for _ in range(n):
a, b = b, a b
return a
result = fibonacci(7)
print(result) 输出: 13
```
```python
def odd_even_sort(lst):
return sorted(lst, key=lambda x: x % 2 != 0)
numbers = [1, 2, 3, 4, 5, 6, 7]
result = odd_even_sort(numbers)
print(result) 输出: [1, 3, 5, 7, 2, 4, 6]
```
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