Swap Stack Pairs
The stack is given as a list: the bottom is on the left, and the top is on the right. Given stack, go through its elements from bottom to top in pairs. Swap the two elements in each pair. If there is an odd number of elements, leave the final top element unchanged.
Примеры
Ввод
[3, 8, 17, 9, 1, 10]Вывод
[8, 3, 9, 17, 10, 1]Ввод
[3, 8, 17, 9, 1]Вывод
[8, 3, 9, 17, 1]Ввод
[]Вывод
[]Нужно реализовать
def switch_pairs(stack: list[int]) -> list[int]:
Теги
stack
Idħol biex tara l-istorja tas-sottomissjonijiet
IdħolIdħol biex tuża l-Mentor tal-AI
IdħolTests12
Visible tests
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Test moħbi 8
Test moħbi 9
Test moħbi 10
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Test moħbi 12
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