bicycles = ['trek', 'cannondale', 'rdline', 'specialized']

print(bicycles)
print(bicycles[0]) # python list start from 0

motocycles.append('ducati')
motocycles.insert(0, 'ducati')

#del//delete the one factor of the list straightly 
motocycles = ['honda', 'yamaha', 'suzuki']
del motocycles[1] #delete suzuki

#pop()//get last factor of the list by default
motocycles = ['honda', 'yamaha', 'suzuki']
print(motocycles)
popped_motocycle = motocycles.pop()

pop_one = motocycles.pop(0)

#remove()//remove the first one factor with certainly value
motocycles = ['honda', 'yamaha', 'suzuki', 'honda']
motocycles.remove('honda')
print(motocycles)
motocycles.remove('honda')
print(motocycles)