About Lesson
code:
def N_trai(n):
for i in range(n):
for j in range(n):
if j==0 or j==n-1 or i==j:
print(“*”,end=” “)
else:
print(” “,end=” “)
print()
def N_phai(n):
for i in range(n):
for j in range(n):
if j==0 or j==n-1 or i+j==n-1:
print(“*”,end=” “)
else:
print(” “,end=” “)
print()
n=int(input(“nhap n di thim: “))
if n%2==0:
N_trai(n)
else:
N_phai(n)
