# 输出菱形三角形
n = 5
for i in range(1,n+1):
print(' ' * (n-i), end = "")
print('*'*(2*i-1))
for i in range(1,n):
print(' ' * i , end="")
print('*'*(2*(n-i)-1))
小小初学者-的博客for i in range(1,5): for j in range(1,5): for k in range(1,5): if(i!=j)and(i!=k)and(j!=k): print(i,j,k,end='\n') ...第二题 2-100素数,五个一行 from math import sqrt j=2;count =0 while j<..