# use this for loop to execute the result in the following manner

# 011222

for i in range(0,3):

for j in range(0,3):

print(i)

# use this for loop to execute the result in the following manner

# 000111222

for i in range(0,3):

for j in range(0,3):

print(i, end='')

# use this for loop to execute the result in the following manner

# *

# * *

# * * *

for i in range(0,3):

for j in range(0,i+1):

print('*', end=' ')

print('\n')

# use this for loop to execute the result in the following manner

# *

# ***

# *****

for i in range(1, 4):

for j in range(i, 4):

print(" ", end='')

for k in range(0, i):

print('*', end='')

for m in range(1, i):

print('*', end='')

print('\n')