https://school.programmers.co.kr/learn/courses/30/lessons/42586?language=python3
import math
def solution(progresses, speeds):
times = [math.ceil((100 - p) / s) for p, s in zip(progresses, speeds)]
temp, answer = [], []
for t in times:
try:
if t <= temp[0]:
temp.append(t)
else:
answer.append(len(temp))
temp = [t]
except:
temp.append(t)
answer.append(len(temp))
return answer
#math #ceil #floor #abs