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- # 一行代码实现求阶乘函数
- fac = lambda x: __import__('functools').reduce(int.__mul__, range(1, x + 1), 1)
- print(fac(5))
- # 一行代码实现求最大公约数函数
- gcd = lambda x, y: y % x and gcd(y % x, x) or x
- print(gcd(15, 27))
- # 一行代码实现判断素数的函数
- is_prime = lambda x: x > 1 and not [f for f in range(2, int(x ** 0.5) + 1) if x % f == 0]
- for num in range(2, 100):
- if is_prime(num):
- print(num, end=' ')
- print()
- # 一行代码实现快速排序
- quick_sort = lambda items: len(items) and quick_sort([x for x in items[1:] if x < items[0]]) \
- + [items[0]] + quick_sort([x for x in items[1:] if x > items[0]]) \
- or items
- items = [57, 12, 35, 68, 99, 81, 70, 22]
- print(quick_sort(items))
- # 生成FizzBuzz列表
- # 1 2 Fizz 4 Buzz 6 ... 14 ... FizzBuzz 16 ... 100
- print(['Fizz'[x % 3 * 4:] + 'Buzz'[x % 5 * 4:] or x for x in range(1, 101)])
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