### Task
Yes, your eyes are no problem, this is toLoverCase (), not toLowerCase (), we want to make the world full of love.
### What do we need to do?
You need to add a prototype function to the String, the name is toLoverCase. Function can convert the letters in the string, converted to "L", "O", "V", "E", if not the letter, don't change it.
### How to convert? :
```
"love!".toLoverCase()="EVOL!"
```
more example see the testcases.
### Series:
 - [Bug in Apple](http://www.codewars.com/kata/56fe97b3cc08ca00e4000dc9)
 - [Father and Son](http://www.codewars.com/kata/56fe9a0c11086cd842000008)
 - [Jumping Dutch act](http://www.codewars.com/kata/570bcd9715944a2c8e000009)
 - [Planting Trees](http://www.codewars.com/kata/5710443187a36a9cee0005a1)
 - [Give me the equation](http://www.codewars.com/kata/56fe9b65cc08cafbc5000de3)
 - [Find the murderer](http://www.codewars.com/kata/570f3fc5b29c702c5500043e)
 - [Reading a Book](http://www.codewars.com/kata/570ca6a520c69f39dd0016d4)
 - [Eat watermelon](http://www.codewars.com/kata/570df12ce6e9282a7d000947)
 - [Special factor](http://www.codewars.com/kata/570e5d0b93214b1a950015b1)
 - [Guess the Hat](http://www.codewars.com/kata/570ef7a834e61306da00035b)
 - [Symmetric Sort](http://www.codewars.com/kata/5705aeb041e5befba20010ba)
 - [Are they symmetrical?](http://www.codewars.com/kata/5705cc3161944b10fd0004ba)
 - [Max Value](http://www.codewars.com/kata/570771871df89cf59b000742)
 - [Trypophobia](http://www.codewars.com/kata/56fe9ffbc25bf33fff000f7c)
 - [Virus in Apple](http://www.codewars.com/kata/5700af83d1acef83fd000048)
 - [Balance Attraction](http://www.codewars.com/kata/57033601e55d30d3e0000633)
 - [Remove screws I](http://www.codewars.com/kata/5710a50d336aed828100055a)
 - [Remove screws II](http://www.codewars.com/kata/5710a8fd336aed00d9000594)
 - [Regular expression compression](http://www.codewars.com/kata/570bae4b0237999e940016e9)
 - [Collatz Array(Split or merge)](http://www.codewars.com/kata/56fe9d579b7bb6b027000001)
 - [Tidy up the room](http://www.codewars.com/kata/5703ace6e55d30d3e0001029)
 - [Waiting for a Bus](http://www.codewars.com/kata/57070eff924f343280000015)
import string

alpha = {x: i for i, x in enumerate(string.ascii_lowercase)}

def to_lover_case(s):
    return ''.join(
        ('LOVE'[alpha[c] % 4] if c.islower() else c)
        for c in s.lower()
    )
import string

alpha = {x: i for i, x in enumerate(string.ascii_lowercase)}

def to_lover_case(s):
    return ''.join(
        ('LOVE'[alpha[c] % 4] if c.islower() else c)
        for c in s.lower()
    )