counter loop
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multiplier = 1
for x in range(1,11):
print(x*multiplier, end=" ")
multiplier *= -1
print("")
for x in range(1,11):
if x % 2 == 0:
print(x, end=" ")
else:
print(x + 10, end=" ")
print("")
counterDown = 11
counterUp = 0
for x in range(0,11):
if x % 2 == 0:
counterUp += 1
print(counterUp, end=" ")
else:
counterDown -= 1
print(counterDown, end=" ")
Python
INFO