프로그래머스 / 문자열 나누기

https://school.programmers.co.kr/learn/courses/30/lessons/140108

파이썬

def solution(s):
    first = s[0]
    new_index = slices = same = no_same = 0
    for index, each in enumerate(s):
        new_index += 1
        if each == first:
            same += 1
        else:
            no_same += 1
        if same == no_same:
            slices += 1
            new_index = same = no_same = 0
            if index + 1 < len(s):
                first = s[index + 1]
    return slices + (1 if new_index else 0)

def solution(s):
    slices = same = no_same = 0
    first = ''
    for each in s:
        if same == no_same:
            slices += 1
            first = each
        if each == first:
            same += 1
        else:
            no_same += 1
    return slices

코틀린

class Solution {
    fun solution(s: String): Int {
        var (answer, same, different) = Triple(0, 0, 0)
        var before = ' '
        for (each in s) {
            if (same == different) {
                answer++
                before = each
            }
            if (each == before)
                same++
            else
                different++
        }
        return answer
    }
}