# Write your solution for 1.3 here!
a=0
i=1

while a < 10000:
	a+=i
	i+=1

	print(i)

#####

a=0
i=2

while a<10000:
	a+=i
	i+=2

	print(i)
# Write your solution for 1.3 here!
a=0
i=1

while a < 10000:
	a+=i
	i+=1

	print(i)

#####

a=0
i=2

while a<10000:
	a+=i
	i+=2

	print(i)
# Write your solution for 1.3 here! #####