题解 | #箭形图案#
箭形图案
https://www.nowcoder.com/practice/a6d1081e0c9a42f19e42ed6cd91556c1
while True:
try:
n=int(input())
for i in range(n):
print(" "*(n-i)+(i+1)*"*")
for j in range(n+1):
print(" "*j+(n+1-j)*"*")
except:
break
