https://programmers.co.kr/learn/courses/30/lessons/42586
import math
def solution(progresses, speeds):
n = len(progresses)
time = []
for i in range(n):
finish = math.ceil((100 - progresses[i]) / speeds[i])
time.append(finish)
answer = []
idx = 0
for i in range(1, n):
if time[i] > time[idx]:
answer.append(i - idx)
idx = i
answer.append(n - idx)
return answer