조이스틱

<문제>

https://programmers.co.kr/learn/courses/30/lessons/42860

코딩테스트 연습 - 조이스틱

<코드>

-파이썬-

def solution(name):
    change = [min((ord(i)-ord('A')),(ord('Z')-ord(i))+1) for i in name]
    
    idx,answer = 0,0
    
    while True:
        answer+=change[idx]
        change[idx] = 0 
        if sum(change) == 0:
            break
        left,right =1,1
        while change[idx - left] == 0:
            left+=1
        while change[idx + right] == 0:
            right+=1
        answer += left if left<right else right
        idx+= - left if left<right else right
        
        
        
    return answer