空心三角形_python3
空心三角形图案
http://www.nowcoder.com/questionTerminal/2ccc5fca423e47f0b622fe6f151cfab4
while True: try: n = int(input()) for i in range(n): if i == n-1 or i == 0: print('* '*(i+1) + ' '*(n-1-i)) else: print('* ' + ' '*(i-1) + '* ' + ' '*(n-1-i)) except EOFError: break