Rozwiązania - Python

Zadanie 1

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

count = 0
for name in names_list:
    if name[0] == "B":
        count += 1

print(count)

Zadanie 2

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

count = 0
for name in names_list:
    if name[-1] == "a":
        count += 1

print(count)

Zadanie 3

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

count = 0
for name in names_list:
    if name[0] in "AEYUIO":
        count += 1

print(count)

Zadanie 4

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

count = 0
for name in names_list:
    if name[0] not in "AEYUIO" and name[-1] in "aeyuio":
        count += 1

print(count)

Zadanie 5

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

count = 0
for name in names_list:
    for i in range(1, len(name) - 1):
        if name[i] == "e":
            count += 1
            break

print(count)

Zadanie 6

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

for name in names_list:
    if name.count("a") + name.count("A") > 1:
        print(name)

Zadanie 7

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

for name in names_list:
    if name.count("a") + name.count("A") == 0:
        print(name)

Zadanie 8

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

for name in names_list:
    for i in range(1, len(name)):
        if name[i] == name[i - 1]:
            print(name)
            break

Zadanie 9

def count_vowels(text):
    vowels = "aeiouy"
    count = 0
    for character in text:
        if character in vowels:
            count += 1

    return count

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

vowels_counters = [count_vowels(name) for name in names_list]
max_vowels = max(vowels_counters)
max_vowels_names = [
    names_list[i]
    for i in range(len(names_list))
    if vowels_counters[i] == max_vowels
]

print("\n".join(sorted(max_vowels_names)))

Zadanie 10

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

names_lengths = [len(name) for name in names_list]
min_length = min(names_lengths)
max_length = max(names_lengths)

min_names = [name for name in names_list if len(name) == min_length]
max_names = [name for name in names_list if len(name) == max_length]

print("Najkrótsze imiona:")
print("Długość:", min_length)
print("Imiona:", ", ".join(min_names))
print()
print("Najdłuższe imiona:")
print("Długość:", max_length)
print("Imiona:", ", ".join(max_names))

Zadanie 11

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

names_set = set(names_list)

print(len(names_set))

Zadanie 12

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

names_set = set(names_list)
unique_names = [name for name in names_set if names_list.count(name) == 1]

print("\n".join(sorted(unique_names)))

Zadanie 13

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

names_set = set(names_list)
names_dict = {name: names_list.count(name) for name in names_set}
max_count = max(names_dict.values())
most_common_names = [
    name for name, count in names_dict.items() if count == max_count
]

print("\n".join(most_common_names))

Zadanie 14

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

result = [name for name in names_list if len(name) == len(set(name.lower()))]
print("\n".join(sorted(result)))

Zadanie 15

def sum_ascii(name):
    return sum(ord(char) for char in name)

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

ascii_sums_list = [sum_ascii(name) for name in names_list]
min_sum = min(ascii_sums_list)
max_sum = max(ascii_sums_list)
min_sum_names = [
    name for name, sum in zip(names_list, ascii_sums_list) if sum == min_sum
]
max_sum_names = [
    name for name, sum in zip(names_list, ascii_sums_list) if sum == max_sum
]

print(f"Najmniejsza suma ascii: {min_sum}")
print("Imiona:", "\n".join(min_sum_names))
print()
print(f"Największa suma ascii: {max_sum}")
print("Imiona:", "\n".join(max_sum_names))

Zadanie 16

names_list = []
with open("names.txt") as file:
    names_list = file.read().split()

max_length = 1
max_start = 0
max_end = 0
current_length = 1
current_start = 0
current_end = 0

for i in range(1, len(names_list)):
    if names_list[i] > names_list[i - 1]:
        current_length += 1
        current_end = i
    else:
        current_length = 1
        current_start = i
        current_end = i

    if current_length > max_length:
        max_length = current_length
        max_start = current_start
        max_end = current_end

max_names = names_list[max_start : max_end + 1]
print(f"Liczba imion: {max_length}")
print("Początek sekwencji:", max_start + 1)
print("Koniec sekwencji:", max_end + 1)
print(f"Najdłuższa sekwencja rosnących imion:")
print("\n".join(max_names))