TheAlgorithms-Ruby/sorting/selection_sort.rb
2021-02-17 02:45:36 +09:00

22 lines
431 B
Ruby

def selection_sort(array)
n = array.length - 1
i = 0
while i <= n - 1
smallest = i
j = i + 1
while j <= n
smallest = j if array[j] < array[smallest]
j += 1
end
array[i], array[smallest] = array[smallest], array[i] if i != smallest
i += 1
end
array
end
if $0 == __FILE__
puts 'Enter a list of numbers separated by space'
list = gets.split.map(&:to_i)
p selection_sort(list)
end