x = ['preksha','perak','Dhruvin']

for i in x:
	print(i)

string = 'Preksha'
for i in string:
	print(i)

for i in [3,'Preksha']:
	print(i)

for i in range(10):
	print(i)


for i in range(11,21,2):
	print(i)

for i in range(11,1,-1):
	print(i)
