作业1

name = ' aleX'
a=name.strip()
print(a)

name=' aleX'
if name.startswith('al'):
    print(name)
else:
    print('no')

name=' aleX'
if name.endswith('X'):
    print(name)
else:
    print('no')

name=' aleX'
print(name.replace('l','p'))

name=' aleX'
print(name.split('l'))

name=' aleX'
print(name.upper())

name=' aleX'
print(name.lower())

name=' aleX'
print(name[1])

name=' aleX'
print(name[:3])

name=' aleX'
print(name[-2:])

name=' aleX'
print(name.id('e'))

name=' aleX'
a=name[:-1]
print(a)