Buggy python submission (verdict: Runtime Error):
def count_section_by_zero(data):
  count = 0
  flg = False
  start = 0
  for i, d in enumerate(data):
    if flg is False and d != 0:
      count += 1
      flg = True
      
    if d == 0:
      flg = False
  return count

def input_list():
  return list(map(int, input().split()))

def input_list_str():
  return list(map(str, input().split()))

def lcm_base(x, y):
    return (x * y) // fractions.gcd(x, y)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

def gcd(*numbers):
    return reduce(fractions.gcd, numbers)

def gcd_list(numbers):
    return reduce(fractions.gcd, numbers)

def combinations_count(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))

# 2で割り切れる回数
def divide_two(arg):
  c = 0
  while True:
    if c >= 2:
      break
    if arg % 2 != 0:
      break
    arg //= 2
    c += 1
  return c

# 素因数分解
def prime_factorize(n):
    a = []
    while n % 2 == 0:
        a.append(2)
        n //= 2
    f = 3
    while f * f <= n:
        if n % f == 0:
            a.append(f)
            n //= f
        else:
            f += 2
    if n != 1:
        a.append(n)
    return a

def main():
  n, a, b, c, d = input_list()
  s = input()
  dp = []
  has_space = False
  if s[c-1] == '#':
    print('No')
    exit(0)
  if s[d-1] == '#':
    print('No')
    exit(0)
  if c > d:
    for i in range(a-1, c):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
    for i in range(b-1, d):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
  else:
    for i in range(a-1, c):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
     
    for i in range(b-1, d):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
      if s[i-1] == '.' and s[i+1] == '.' and s[i] == '.':
        has_space = True
    if has_space is False:
      print('No')
      exit(0)

  print('Yes')
  
import math
import fractions
import collections
import itertools
from functools import reduce
main()

Fixed submission:
def count_section_by_zero(data):
  count = 0
  flg = False
  start = 0
  for i, d in enumerate(data):
    if flg is False and d != 0:
      count += 1
      flg = True
      
    if d == 0:
      flg = False
  return count

def input_list():
  return list(map(int, input().split()))

def input_list_str():
  return list(map(str, input().split()))

def lcm_base(x, y):
    return (x * y) // fractions.gcd(x, y)

def lcm_list(numbers):
    return reduce(lcm_base, numbers, 1)

def gcd(*numbers):
    return reduce(fractions.gcd, numbers)

def gcd_list(numbers):
    return reduce(fractions.gcd, numbers)

def combinations_count(n, r):
    return math.factorial(n) // (math.factorial(n - r) * math.factorial(r))

# 2で割り切れる回数
def divide_two(arg):
  c = 0
  while True:
    if c >= 2:
      break
    if arg % 2 != 0:
      break
    arg //= 2
    c += 1
  return c

# 素因数分解
def prime_factorize(n):
    a = []
    while n % 2 == 0:
        a.append(2)
        n //= 2
    f = 3
    while f * f <= n:
        if n % f == 0:
            a.append(f)
            n //= f
        else:
            f += 2
    if n != 1:
        a.append(n)
    return a

def main():
  n, a, b, c, d = input_list()
  s = input()
  dp = []
  has_space = False
  if s[c-1] == '#':
    print('No')
    exit(0)
  if s[d-1] == '#':
    print('No')
    exit(0)
  if c < d:
    for i in range(a-1, c):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
    for i in range(b-1, d):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
  else:
    for i in range(a-1, c):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
     
    for i in range(b-1, d):
      if s[i] == '#' and s[i+1] == '#':
        print('No')
        exit(0)
      if s[i-1] == '.' and s[i+1] == '.' and s[i] == '.':
        has_space = True
    if has_space is False:
      print('No')
      exit(0)

  print('Yes')
  
import math
import fractions
import collections
import itertools
from functools import reduce
main()