闪电

[python]代码库

n=int(input('请输入数字'))
a=n//2
for i in range(-a,n-a):
    if i<0:
        print(" " * abs(i) + "*"*(n - a - abs(i)))
    elif i == 0:
        print('*' * n)
    else:
        print(" " * a+ "*" * (n - a - i))