range_list: list[list[str]] = [['1','5'],['7','8']]
items_list: list[int] = [1,2,3,6,16]
valid_id: list[int] = []
final_range: list[list[int]] = [[0,0]]
range_new_dict: dict[int,int] = {}
result: int = 0

input = """3-6
1-10
2-2
5-5
10-14
16-20
12-18

1
5
8
11
17
32"""

# input = """515109478873629-517495683097941
# 55910578479451-59894189259887
# 388889831860114-389361546156805
# 426667061525753-431247335780190

# 163539375204061
# 531903863069312
# 34101977519160
# 164401920447043
# 5765415079155
# 235541805889895
# 241438782449974
# 228538610394597
# 557824039518207"""

with open("input.txt", "r") as file:
    input = file.read()
range_list = list(map(list, [row.split("-") for row in input.split("\n\n")[0].strip().split("\n")]))
items_list = list(map(int, input.split("\n\n")[1].strip().split("\n")))
print("="*100)
print("range_list",len(range_list))
print("="*100)
# получаем все возможные не "протухшие" id продуктов
# for index,i in enumerate(items_list):
#     for element in range_list:
#         if i >= int(element[0]) and i <= int(element[1]):
#             valid_id.append(i)
low_list, high_list = [], []
for item in range_list:
    low_list.append(int(item[0]))
    high_list.append(int(item[1]))

print("="*100)
print("high_list",len(high_list))
for i in high_list:
   print(i) 
print("="*100)
for low,high in zip(low_list, high_list):
    range_new_dict[int(high)] = int(low)
print("="*100)
print("range_new_dict",len(range_new_dict))
for key, value in range_new_dict.items():
    print(f"{key}: {value}")
print("="*100)
high_list = sorted(high_list, reverse=True)
final_range = [[range_new_dict[high_list[0]],high_list[0]]]
print("BEGIN")
# print(f"{str(final_range[-1])}")

for d in high_list[1:]:
    # print("Обрабатываем пару\n",range_new_dict[d],d)
    if final_range[-1][0] <= d <= final_range[-1][1] and range_new_dict[d] <= final_range[-1][0]:
        # print(f"УСЛОВИЕ\n{str(final_range[-1][0])} <= {d} <= {str(final_range[-1][1])} and {str(range_new_dict[d])} <= {str(final_range[-1][0])}")
        final_range[-1][0]= range_new_dict[d]
        final_range[-1][1]= final_range[-1][1]
        # print(f"Изменили последний в списке\n{str(final_range[-1])}")
    elif final_range[-1][0] > d < final_range[-1][1] and range_new_dict[d] < final_range[-1][0]:
        # print(f"УСЛОВИЕ\n{str(final_range[-1][0])} > {d} < {str(final_range[-1][1])} and {str(range_new_dict[d])} < {str(final_range[-1][0])}")
        final_range.append([range_new_dict[d],d])
        # print(f"Добавили новы элемент в список\n{str(final_range[-1])}")
    elif final_range[-1][0] < d < final_range[-1][1] and range_new_dict[d] > final_range[-1][0]:
        # print(f"УСЛОВИЕ\n{str(final_range[-1][0])} < {d} < {str(final_range[-1][1])} and {str(range_new_dict[d])} > {str(final_range[-1][0])}")
        # print(f"Проигнорировали\n{str(final_range[-1])}")
        pass
    else:
        # print(f"УСЛОВИЕ\n{str(final_range[-1][0])} ? {d} ? {str(final_range[-1][1])} and {str(range_new_dict[d])} ? {str(final_range[-1][0])}")
        # print("НЕ поймади!!!!!!!!!!!!\n",range_new_dict[d],d,"\n",str(final_range[-1]))
        pass
# print("="*100)
# print(final_range)
# print("="*100)

for item in final_range:
    # print(item[1] - item[0] + 1)
    result += item[1] - item[0] + 1

print("final_range",len(final_range))
print("range_new_dict",len(range_new_dict))
print("result",result)
# print("Всего найденно",len(set(valid_id)))