print(1, 2, 3, sep=' < ')
1 < 2 < 3
print(planet, end=' ')
planets = ['Mercury', 'Venus', 'Earth', 'Mars', 'Jupiter', 'Saturn', 'Uranus', 'Neptune']
for planet in planets:
print(planet, end=' ') # print all on same line
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune