retorlin 2022-10-11 10:38:36
python输出“*”号三角形
#正三角形
for i in range(1,10):
for j in range(9-i):
print(" ",end="")
for k in range(1,i*2):
print("* ",end="")
print("")
#倒三角形
for i in range(1,10):
for j in range(1,i*2):
print(" ",end="")
for k in range((10-i)*2-1):
print("* ",end="")
print("")
