برنامه ای که شکل زیر را رسم کند
*
* *
* * *
* *
*
k=1
i=1
while i:
for j in range(10-i):
print(" ",end="")
for j in range(i): # https://adslfa.blog.ir/
print(" * ",end="")
print()
i=i+k
if i>9:
k=-1
===============================================
*
* *
* * *
* * * *
* * * * *
rows = 5
i = 1
while i <= rows:
j = 1
while j <= i:
print("* ", end="")
j += 1
print()
i += 1
========================================================
k = 1
i = 1
while i < 10 :
for j in range(i-20):
print()
for j in range(i):
print("*",end="")
print()
i=i+k