n=3 r=n*2-1 p=n*2 for i in range(1,p): for j in range(1,p): if i==1 or i==r: print('*',end=' ') else: if j==i or j==i+2*(n-i): print('*',end=' ') else: print(' ',end=' ') print() print() n=5 r=n*2-1 p=n*2 for i in range(1,p): for j in range(1,p): if i==1 or i==r: print('*',end=' ') else: if j==i or j==i+2*(n-i): print('*',end=' ') else: print(' ',end=' ') print() print() n=8 r=n*2-1 p=n*2 for i in range(1,p): for j in range(1,p): if i==1 or i==r: print('*',end=' ') else: if j==i or j==i+2*(n-i): print('*',end=' ') else: print(' ',end=' ') print()