Задача 5

from random import randint

A =  [randint(-100, 100) for i in range(25)]
print(A) #для проверки

countP = 0 #счетчик для положительных
countMaxP = -1
countO = 0 #счетчик для отрицательных
countMaxO = -1

for i in range(len(A)):
    if A[i] > 0:
        countP += 1
        if countMaxO < countO:
            countMaxO = countO
            countO = 0
        else: countO = 0
    elif A[i] < 0:
        countO += 1
        if countMaxP < countP:
            countMaxP = countP
            countP = 0
        else: countP = 0

print(max(countMaxP, countMaxO))