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# Solve the Ruler Problem
 
 
# Initialize variables
distances = Array.new	# array of all the measurable distances
last_mark_number = 3
# Create array of all integer ruler marks
 
# Choose one combination for the number of marks being tested
# Creates an array of arrays of marks e.g [[1,2,3],[1,2,4],[1,2,5]...]
for ruler_length in 6..36
	all_marks = 1.step(ruler_length-1,1).to_a
	for marks_to_test in (last_mark_number-1)..(ruler_length-1)
		solution = false
		combinations_to_test = all_marks.combination(marks_to_test).to_a
		# Cycle through all combinations with fixed number of marks
		combinations_to_test.each do |mark_list|
			for i in 0..(marks_to_test-1) # this is the number of elements in mark_list
				distances.push(mark_list[i]) # Add distance from 0 to mark to the distance array
				#puts "#{mark_list[i]} #{distances}"
 
				distances.push(ruler_length - mark_list[i]) # Add distance from end to mark to the distance array
				#puts "#{mark_list[i]} #{distances}"
 
				for j in (i+1)..(marks_to_test-1)
					distances.push(mark_list[j] - mark_list[i]) # add distance between marks to distance array
					#puts "#{mark_list[i]} #{mark_list[j]} #{distances}"
				end
			end
			distances = distances.sort.uniq
			if distances.count == ruler_length-1 # if true, then found a solution
				puts "#{ruler_length} #{mark_list}"
				solution = true
				last_mark_number = marks_to_test
			end
			distances = Array.new
		end
		break if solution == true
	end
end

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Standard input is empty

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1 []
2 [1]
3 [1]
3 [2]
4 [1, 2]
4 [1, 3]
4 [2, 3]
5 [1, 2]
5 [1, 3]
5 [2, 4]
5 [3, 4]
6 [1, 4]
6 [2, 5]
7 [1, 2, 3]
7 [1, 2, 4]
7 [1, 2, 5]
7 [1, 3, 5]
7 [1, 3, 6]
7 [1, 4, 5]
7 [1, 4, 6]
7 [2, 3, 6]
7 [2, 4, 6]
7 [2, 5, 6]
7 [3, 5, 6]
7 [4, 5, 6]
8 [1, 2, 5]
8 [1, 3, 7]
8 [1, 4, 6]
8 [1, 5, 6]
8 [1, 5, 7]
8 [2, 3, 7]
8 [2, 4, 7]
8 [3, 6, 7]
9 [1, 2, 6]
9 [1, 4, 7]
9 [2, 5, 8]
9 [3, 7, 8]
10 [1, 2, 3, 6]
10 [1, 2, 3, 7]
10 [1, 2, 4, 7]
10 [1, 2, 4, 9]
10 [1, 2, 5, 7]
10 [1, 2, 5, 8]
10 [1, 2, 6, 7]
10 [1, 2, 6, 9]
10 [1, 3, 4, 8]
10 [1, 3, 4, 9]
10 [1, 3, 5, 9]
10 [1, 3, 6, 8]
10 [1, 3, 6, 9]
10 [1, 3, 7, 8]
10 [1, 4, 5, 8]
10 [1, 4, 6, 8]
10 [1, 4, 7, 9]
10 [1, 4, 8, 9]
10 [1, 5, 6, 8]
10 [1, 5, 7, 8]
10 [1, 5, 7, 9]
10 [1, 6, 7, 8]
10 [1, 6, 7, 9]
10 [1, 6, 8, 9]
10 [2, 3, 4, 9]
10 [2, 3, 5, 9]
10 [2, 3, 7, 9]
10 [2, 4, 5, 9]
10 [2, 4, 6, 9]
10 [2, 4, 7, 9]
10 [2, 5, 6, 9]
10 [2, 5, 8, 9]
10 [2, 6, 7, 9]
10 [3, 4, 8, 9]
10 [3, 5, 8, 9]
10 [3, 6, 8, 9]
10 [3, 7, 8, 9]
10 [4, 7, 8, 9]
11 [1, 2, 3, 7]
11 [1, 2, 5, 8]
11 [1, 2, 5, 9]
11 [1, 2, 6, 8]
11 [1, 2, 6, 9]
11 [1, 2, 7, 8]
11 [1, 2, 7, 10]
11 [1, 3, 4, 9]
11 [1, 3, 5, 10]
11 [1, 3, 6, 10]
11 [1, 4, 5, 9]
11 [1, 4, 6, 9]
11 [1, 4, 7, 9]
11 [1, 4, 9, 10]
11 [1, 5, 8, 9]
11 [1, 5, 8, 10]
11 [1, 6, 7, 9]
11 [1, 6, 8, 10]
11 [2, 3, 6, 10]
11 [2, 4, 5, 10]
11 [2, 4, 7, 10]
11 [2, 5, 7, 10]
11 [2, 5, 9, 10]
11 [2, 6, 7, 10]
11 [2, 6, 9, 10]
11 [2, 7, 8, 10]
11 [3, 4, 9, 10]
11 [3, 5, 9, 10]
11 [3, 6, 9, 10]
11 [4, 8, 9, 10]
12 [1, 2, 3, 8]
12 [1, 2, 6, 9]
12 [1, 3, 5, 11]
12 [1, 3, 7, 11]
12 [1, 4, 5, 10]
12 [1, 4, 7, 10]
12 [1, 5, 9, 11]
12 [1, 7, 8, 10]
12 [1, 7, 9, 11]
12 [2, 4, 5, 11]
12 [2, 5, 8, 11]
12 [2, 7, 8, 11]
12 [3, 6, 10, 11]
12 [4, 9, 10, 11]
13 [1, 2, 6, 10]
13 [1, 4, 5, 11]
13 [1, 6, 9, 11]
13 [2, 4, 7, 12]
13 [2, 8, 9, 12]
13 [3, 7, 11, 12]
14 [1, 2, 3, 4, 9]
14 [1, 2, 3, 6, 10]
14 [1, 2, 3, 7, 10]
14 [1, 2, 3, 7, 11]
14 [1, 2, 3, 8, 10]
14 [1, 2, 3, 8, 12]
14 [1, 2, 3, 9, 10]
14 [1, 2, 3, 9, 13]
14 [1, 2, 4, 6, 11]
14 [1, 2, 4, 6, 13]
14 [1, 2, 4, 8, 13]
14 [1, 2, 5, 6, 12]
14 [1, 2, 5, 8, 11]
14 [1, 2, 5, 8, 12]
14 [1, 2, 5, 9, 11]
14 [1, 2, 6, 7, 11]
14 [1, 2, 6, 8, 11]
14 [1, 2, 6, 9, 11]
14 [1, 2, 6, 9, 12]
14 [1, 2, 6, 10, 13]
14 [1, 2, 6, 11, 13]
14 [1, 2, 7, 8, 11]
14 [1, 2, 7, 9, 11]
14 [1, 2, 7, 10, 11]
14 [1, 2, 7, 10, 12]
14 [1, 2, 7, 10, 13]
14 [1, 2, 8, 9, 12]
14 [1, 2, 8, 10, 13]
14 [1, 3, 4, 6, 13]
14 [1, 3, 4, 7, 12]
14 [1, 3, 4, 8, 12]
14 [1, 3, 4, 8, 13]
14 [1, 3, 5, 6, 13]
14 [1, 3, 5, 7, 13]
14 [1, 3, 5, 8, 13]
14 [1, 3, 5, 11, 12]
14 [1, 3, 6, 9, 13]
14 [1, 3, 6, 10, 12]
14 [1, 3, 6, 10, 13]
14 [1, 3, 7, 9, 13]
14 [1, 3, 7, 11, 12]
14 [1, 3, 8, 9, 13]
14 [1, 3, 8, 10, 12]
14 [1, 3, 8, 10, 13]
14 [1, 3, 8, 11, 12]
14 [1, 3, 8, 12, 13]
14 [1, 3, 9, 10, 12]
14 [1, 3, 9, 10, 13]
14 [1, 4, 5, 6, 12]
14 [1, 4, 5, 7, 12]
14 [1, 4, 5, 8, 12]
14 [1, 4, 5, 10, 12]
14 [1, 4, 5, 11, 12]
14 [1, 4, 5, 11, 13]
14 [1, 4, 6, 11, 13]
14 [1, 4, 6, 12, 13]
14 [1, 4, 7, 9, 12]
14 [1, 4, 7, 10, 12]
14 [1, 4, 7, 12, 13]
14 [1, 4, 8, 9, 12]
14 [1, 4, 8, 11, 13]
14 [1, 4, 8, 12, 13]
14 [1, 5, 6, 11, 12]
14 [1, 5, 6, 11, 13]
14 [1, 5, 7, 11, 13]
14 [1, 5, 8, 10, 12]
14 [1, 5, 8, 11, 12]
14 [1, 5, 8, 11, 13]
14 [1, 5, 9, 11, 12]
14 [1, 5, 11, 12, 13]
14 [1, 6, 7, 10, 12]
14 [1, 6, 9, 11, 13]
14 [1, 6, 10, 11, 13]
14 [1, 6, 10, 12, 13]
14 [1, 7, 8, 10, 12]
14 [1, 7, 9, 10, 12]
14 [1, 7, 9, 11, 12]
14 [1, 7, 9, 11, 13]
14 [1, 8, 9, 10, 12]
14 [1, 8, 9, 11, 12]
14 [1, 8, 9, 11, 13]
14 [1, 8, 10, 11, 13]
14 [1, 8, 10, 12, 13]
14 [2, 3, 5, 6, 13]
14 [2, 3, 5, 7, 13]
14 [2, 3, 5, 9, 13]
14 [2, 3, 6, 9, 13]
14 [2, 3, 6, 11, 13]
14 [2, 3, 7, 11, 13]
14 [2, 3, 8, 9, 13]
14 [2, 3, 9, 10, 13]
14 [2, 3, 9, 11, 13]
14 [2, 4, 5, 6, 13]
14 [2, 4, 5, 7, 13]
14 [2, 4, 5, 11, 13]
14 [2, 4, 6, 7, 13]
14 [2, 4, 6, 9, 13]
14 [2, 4, 6, 11, 13]
14 [2, 4, 7, 8, 13]
14 [2, 4, 7, 10, 13]
14 [2, 4, 7, 12, 13]
14 [2, 4, 8, 11, 13]
14 [2, 4, 9, 10, 13]
14 [2, 5, 6, 10, 13]
14 [2, 5, 6, 12, 13]
14 [2, 5, 7, 10, 13]
14 [2, 5, 8, 12, 13]
14 [2, 6, 9, 10, 13]
14 [2, 6, 9, 12, 13]
14 [2, 6, 10, 11, 13]
14 [2, 6, 11, 12, 13]
14 [2, 7, 9, 10, 13]
14 [2, 7, 10, 11, 13]
14 [2, 8, 9, 10, 13]
14 [2, 8, 9, 12, 13]
14 [3, 4, 7, 12, 13]
14 [3, 5, 7, 12, 13]
14 [3, 5, 8, 12, 13]
14 [3, 5, 9, 12, 13]
14 [3, 6, 7, 12, 13]
14 [3, 6, 8, 12, 13]
14 [3, 6, 9, 12, 13]
14 [3, 7, 8, 12, 13]
14 [3, 7, 11, 12, 13]
14 [3, 8, 10, 12, 13]
14 [4, 5, 11, 12, 13]
14 [4, 6, 11, 12, 13]
14 [4, 7, 11, 12, 13]
14 [4, 8, 11, 12, 13]
14 [5, 10, 11, 12, 13]
15 [1, 2, 3, 4, 10]
15 [1, 2, 3, 7, 11]
15 [1, 2, 3, 7, 12]
15 [1, 2, 3, 8, 11]
15 [1, 2, 3, 8, 12]
15 [1, 2, 4, 9, 12]
15 [1, 2, 4, 9, 14]
15 [1, 2, 5, 6, 13]
15 [1, 2, 5, 9, 12]
15 [1, 2, 5, 9, 13]
15 [1, 2, 6, 7, 12]
15 [1, 2, 6, 8, 12]
15 [1, 2, 6, 9, 12]
15 [1, 2, 6, 10, 13]
15 [1, 2, 7, 11, 12]
15 [1, 2, 7, 11, 14]
15 [1, 2, 8, 10, 12]
15 [1, 2, 8, 11, 13]
15 [1, 2, 9, 10, 13]
15 [1, 2, 9, 11, 14]
15 [1, 3, 5, 7, 14]
15 [1, 3, 5, 8, 14]
15 [1, 3, 6, 10, 14]
15 [1, 3, 6, 11, 13]
15 [1, 3, 7, 10, 14]
15 [1, 3, 7, 12, 13]
15 [1, 3, 8, 10, 14]
15 [1, 3, 9, 10, 14]
15 [1, 4, 5, 6, 13]
15 [1, 4, 5, 7, 13]
15 [1, 4, 5, 11, 13]
15 [1, 4, 6, 13, 14]
15 [1, 4, 7, 10, 13]
15 [1, 4, 8, 10, 13]
15 [1, 4, 8, 13, 14]
15 [1, 4, 9, 11, 13]
15 [1, 5, 6, 12, 13]
15 [1, 5, 6, 12, 14]
15 [1, 5, 7, 12, 14]
15 [1, 5, 8, 12, 14]
15 [1, 5, 9, 12, 13]
15 [1, 5, 9, 12, 14]
15 [1, 6, 8, 11, 13]
15 [1, 6, 9, 11, 13]
15 [1, 6, 11, 13, 14]
15 [1, 7, 10, 11, 13]
15 [1, 7, 10, 12, 14]
15 [1, 8, 9, 11, 13]
15 [1, 8, 10, 12, 14]
15 [2, 3, 6, 10, 14]
15 [2, 3, 8, 12, 14]
15 [2, 3, 9, 10, 14]
15 [2, 4, 5, 8, 14]
15 [2, 4, 6, 7, 14]
15 [2, 4, 6, 9, 14]
15 [2, 4, 6, 11, 14]
15 [2, 4, 7, 9, 14]
15 [2, 4, 7, 13, 14]
15 [2, 4, 9, 12, 14]
15 [2, 4, 10, 11, 14]
15 [2, 5, 6, 13, 14]
15 [2, 5, 7, 11, 14]
15 [2, 5, 8, 11, 14]
15 [2, 5, 9, 13, 14]
15 [2, 6, 10, 13, 14]
15 [2, 8, 10, 11, 14]
15 [2, 9, 10, 11, 14]
15 [2, 9, 10, 13, 14]
15 [3, 4, 8, 13, 14]
15 [3, 5, 7, 13, 14]
15 [3, 6, 9, 13, 14]
15 [3, 6, 10, 13, 14]
15 [3, 6, 11, 13, 14]
15 [3, 7, 9, 13, 14]
15 [3, 7, 12, 13, 14]
15 [3, 8, 9, 13, 14]
15 [3, 8, 12, 13, 14]
15 [4, 7, 12, 13, 14]
15 [4, 8, 12, 13, 14]
15 [5, 11, 12, 13, 14]
16 [1, 2, 3, 8, 12]
16 [1, 2, 6, 9, 13]
16 [1, 2, 6, 10, 13]
16 [1, 2, 7, 12, 15]
16 [1, 3, 4, 9, 14]
16 [1, 3, 5, 7, 15]
16 [1, 3, 5, 9, 15]
16 [1, 3, 7, 11, 15]
16 [1, 3, 9, 11, 15]
16 [1, 3, 9, 13, 14]
16 [1, 3, 10, 11, 15]
16 [1, 4, 5, 8, 14]
16 [1, 4, 7, 12, 14]
16 [1, 4, 9, 14, 15]
16 [1, 5, 6, 13, 14]
16 [1, 5, 6, 13, 15]
16 [1, 5, 7, 13, 15]
16 [1, 5, 9, 13, 15]
16 [1, 6, 9, 12, 14]
16 [1, 7, 11, 13, 15]
16 [1, 9, 10, 12, 14]
16 [1, 9, 11, 13, 15]
16 [2, 3, 7, 13, 15]
16 [2, 3, 10, 11, 15]
16 [2, 4, 6, 7, 15]
16 [2, 4, 7, 10, 15]
16 [2, 4, 9, 12, 15]
16 [2, 7, 12, 13, 15]
16 [2, 8, 11, 12, 15]
16 [3, 6, 10, 14, 15]
16 [3, 7, 10, 14, 15]
16 [4, 8, 13, 14, 15]
17 [1, 2, 3, 8, 13]
17 [1, 2, 6, 10, 14]
17 [1, 2, 8, 12, 14]
17 [1, 2, 8, 12, 15]
17 [1, 4, 10, 12, 15]
17 [1, 8, 11, 13, 15]
17 [2, 4, 6, 9, 16]
17 [2, 5, 7, 13, 16]
17 [2, 5, 9, 15, 16]
17 [3, 5, 9, 15, 16]
17 [3, 7, 11, 15, 16]
17 [4, 9, 14, 15, 16]
18 [1, 2, 3, 4, 5, 12]
18 [1, 2, 3, 4, 8, 13]
18 [1, 2, 3, 4, 9, 13]
18 [1, 2, 3, 4, 9, 14]
18 [1, 2, 3, 4, 10, 13]
18 [1, 2, 3, 4, 10, 15]
18 [1, 2, 3, 5, 8, 14]
18 [1, 2, 3, 5, 11, 14]
18 [1, 2, 3, 5, 11, 15]
18 [1, 2, 3, 5, 11, 17]
18 [1, 2, 3, 6, 10, 14]
18 [1, 2, 3, 6, 11, 14]
18 [1, 2, 3, 6, 11, 15]
18 [1, 2, 3, 6, 11, 16]
18 [1, 2, 3, 7, 10, 14]
18 [1, 2, 3, 7, 10, 15]
18 [1, 2, 3, 7, 11, 14]
18 [1, 2, 3, 7, 11, 15]
18 [1, 2, 3, 7, 12, 15]
18 [1, 2, 3, 8, 9, 14]
18 [1, 2, 3, 8, 10, 14]
18 [1, 2, 3, 8, 11, 14]
18 [1, 2, 3, 8, 11, 15]
18 [1, 2, 3, 8, 12, 14]
18 [1, 2, 3, 8, 12, 15]
18 [1, 2, 3, 8, 12, 16]
18 [1, 2, 3, 8, 13, 17]
18 [1, 2, 3, 8, 14, 17]
18 [1, 2, 3, 9, 10, 14]
18 [1, 2, 3, 9, 11, 14]
18 [1, 2, 3, 9, 12, 14]
18 [1, 2, 3, 9, 13, 14]
18 [1, 2, 3, 9, 13, 15]
18 [1, 2, 3, 9, 13, 16]
18 [1, 2, 3, 9, 13, 17]
18 [1, 2, 3, 11, 12, 16]
18 [1, 2, 3, 11, 13, 17]
18 [1, 2, 4, 6, 8, 15]
18 [1, 2, 4, 6, 8, 17]
18 [1, 2, 4, 6, 10, 17]
18 [1, 2, 4, 8, 12, 17]
18 [1, 2, 4, 8, 13, 15]
18 [1, 2, 4, 8, 13, 16]
18 [1, 2, 4, 8, 13, 17]
18 [1, 2, 4, 9, 12, 15]
18 [1, 2, 4, 9, 12, 17]
18 [1, 2, 4, 9, 14, 15]
18 [1, 2, 4, 10, 12, 17]
18 [1, 2, 4, 10, 13, 17]
18 [1, 2, 4, 11, 12, 17]
18 [1, 2, 5, 6, 7, 15]
18 [1, 2, 5, 6, 9, 16]
18 [1, 2, 5, 6, 13, 15]
18 [1, 2, 5, 7, 14, 15]
18 [1, 2, 5, 8, 14, 16]
18 [1, 2, 5, 8, 16, 17]
18 [1, 2, 5, 9, 12, 15]
18 [1, 2, 5, 9, 12, 16]
18 [1, 2, 5, 9, 13, 15]
18 [1, 2, 5, 10, 12, 15]
18 [1, 2, 5, 10, 12, 16]
18 [1, 2, 5, 10, 16, 17]
18 [1, 2, 5, 11, 13, 15]
18 [1, 2, 5, 11, 13, 16]
18 [1, 2, 6, 7, 8, 15]
18 [1, 2, 6, 7, 10, 15]
18 [1, 2, 6, 7, 11, 15]
18 [1, 2, 6, 7, 12, 15]
18 [1, 2, 6, 7, 15, 16]
18 [1, 2, 6, 7, 15, 17]
18 [1, 2, 6, 8, 11, 15]
18 [1, 2, 6, 8, 12, 15]
18 [1, 2, 6, 8, 13, 15]
18 [1, 2, 6, 8, 14, 17]
18 [1, 2, 6, 8, 15, 17]
18 [1, 2, 6, 9, 11, 15]
18 [1, 2, 6, 9, 12, 15]
18 [1, 2, 6, 9, 13, 16]
18 [1, 2, 6, 10, 11, 15]
18 [1, 2, 6, 10, 13, 15]
18 [1, 2, 6, 10, 13, 16]
18 [1, 2, 6, 10, 14, 17]
18 [1, 2, 6, 10, 15, 17]
18 [1, 2, 6, 11, 14, 15]
18 [1, 2, 6, 11, 14, 16]
18 [1, 2, 6, 11, 14, 17]
18 [1, 2, 7, 8, 14, 17]
18 [1, 2, 7, 9, 14, 17]
18 [1, 2, 7, 10, 14, 15]
18 [1, 2, 7, 10, 14, 16]
18 [1, 2, 7, 10, 14, 17]
18 [1, 2, 7, 11, 12, 15]
18 [1, 2, 7, 11, 13, 15]
18 [1, 2, 7, 11, 14, 15]
18 [1, 2, 7, 12, 15, 16]
18 [1, 2, 8, 9, 13, 15]
18 [1, 2, 8, 9, 13, 16]
18 [1, 2, 8, 10, 12, 15]
18 [1, 2, 8, 11, 13, 15]
18 [1, 2, 8, 11, 14, 16]
18 [1, 2, 8, 12, 14, 17]
18 [1, 2, 8, 12, 15, 17]
18 [1, 2, 8, 13, 14, 17]
18 [1, 2, 8, 13, 15, 17]
18 [1, 2, 8, 13, 16, 17]
18 [1, 2, 9, 10, 13, 15]
18 [1, 2, 9, 10, 13, 16]
18 [1, 2, 9, 11, 13, 15]
18 [1, 2, 9, 11, 14, 15]
18 [1, 2, 9, 11, 14, 17]
18 [1, 2, 9, 12, 13, 15]
18 [1, 2, 9, 12, 13, 16]
18 [1, 2, 9, 12, 14, 15]
18 [1, 2, 9, 12, 14, 16]
18 [1, 2, 9, 12, 14, 17]
18 [1, 2, 10, 11, 12, 15]
18 [1, 2, 10, 11, 14, 16]
18 [1, 2, 10, 12, 14, 17]
18 [1, 2, 10, 13, 16, 17]
18 [1, 3, 4, 5, 10, 16]
18 [1, 3, 4, 6, 8, 17]
18 [1, 3, 4, 6, 10, 17]
18 [1, 3, 4, 7, 8, 16]
18 [1, 3, 4, 7, 11, 16]
18 [1, 3, 4, 7, 12, 17]
18 [1, 3, 4, 8, 12, 16]
18 [1, 3, 4, 8, 12, 17]
18 [1, 3, 4, 9, 11, 16]
18 [1, 3, 4, 9, 14, 16]
18 [1, 3, 4, 10, 11, 16]
18 [1, 3, 4, 10, 12, 17]
18 [1, 3, 4, 10, 15, 16]
18 [1, 3, 4, 10, 15, 17]
18 [1, 3, 4, 11, 12, 16]
18 [1, 3, 4, 11, 12, 17]
18 [1, 3, 4, 11, 13, 17]
18 [1, 3, 5, 6, 8, 17]
18 [1, 3, 5, 6, 10, 17]
18 [1, 3, 5, 7, 8, 17]
18 [1, 3, 5, 7, 9, 17]
18 [1, 3, 5, 7, 10, 17]
18 [1, 3, 5, 7, 15, 16]
18 [1, 3, 5, 8, 11, 17]
18 [1, 3, 5, 8, 12, 17]
18 [1, 3, 5, 8, 14, 17]
18 [1, 3, 5, 9, 11, 17]
18 [1, 3, 5, 9, 15, 16]
18 [1, 3, 5, 10, 11, 17]
18 [1, 3, 5, 10, 12, 17]
18 [1, 3, 5, 10, 15, 16]
18 [1, 3, 5, 10, 16, 17]
18 [1, 3, 5, 11, 12, 17]
18 [1, 3, 5, 11, 14, 17]
18 [1, 3, 5, 12, 13, 17]
18 [1, 3, 6, 7, 14, 16]
18 [1, 3, 6, 7, 15, 16]
18 [1, 3, 6, 8, 13, 17]
18 [1, 3, 6, 8, 14, 17]
18 [1, 3, 6, 9, 13, 17]
18 [1, 3, 6, 9, 14, 16]
18 [1, 3, 6, 10, 13, 17]
18 [1, 3, 6, 10, 14, 16]
18 [1, 3, 6, 10, 14, 17]
18 [1, 3, 6, 10, 16, 17]
18 [1, 3, 6, 11, 15, 16]
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18 [1, 3, 8, 12, 13, 17]
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18 [1, 5, 10, 12, 15, 17]
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18 [1, 6, 7, 14, 15, 16]
18 [1, 6, 7, 14, 15, 17]
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18 [1, 6, 8, 13, 15, 17]
18 [1, 6, 8, 14, 15, 17]
18 [1, 6, 8, 14, 16, 17]
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18 [1, 6, 10, 13, 15, 17]
18 [1, 6, 10, 14, 15, 17]
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18 [1, 6, 11, 14, 15, 16]
18 [1, 6, 11, 14, 15, 17]
18 [1, 7, 8, 13, 14, 16]
18 [1, 7, 8, 13, 15, 17]
18 [1, 7, 9, 13, 15, 17]
18 [1, 7, 10, 12, 14, 16]
18 [1, 7, 10, 13, 14, 16]
18 [1, 7, 10, 13, 15, 17]
18 [1, 7, 11, 13, 15, 16]
18 [1, 7, 13, 15, 16, 17]
18 [1, 8, 9, 12, 14, 16]
18 [1, 8, 11, 13, 15, 17]
18 [1, 8, 12, 13, 15, 17]
18 [1, 8, 12, 14, 15, 17]
18 [1, 8, 12, 14, 16, 17]
18 [1, 9, 10, 12, 14, 16]
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18 [1, 9, 11, 13, 15, 17]
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18 [1, 10, 11, 13, 15, 16]
18 [1, 10, 11, 13, 15, 17]
18 [1, 10, 12, 13, 15, 17]
18 [1, 10, 12, 14, 15, 17]
18 [1, 10, 12, 14, 16, 17]
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18 [2, 3, 4, 11, 12, 17]
18 [2, 3, 5, 7, 8, 17]
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18 [2, 3, 5, 11, 13, 17]
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18 [2, 3, 7, 9, 15, 17]
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18 [2, 9, 12, 13, 14, 17]
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18 [3, 4, 8, 11, 16, 17]
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18 [3, 5, 6, 9, 16, 17]
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18 [3, 7, 11, 12, 16, 17]
18 [3, 7, 11, 15, 16, 17]
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18 [3, 7, 13, 15, 16, 17]
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18 [3, 8, 11, 15, 16, 17]
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18 [4, 7, 9, 15, 16, 17]
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18 [4, 7, 13, 15, 16, 17]
18 [4, 8, 9, 15, 16, 17]
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18 [4, 8, 11, 15, 16, 17]
18 [4, 8, 12, 15, 16, 17]
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19 [1, 2, 3, 4, 9, 14]
19 [1, 2, 3, 4, 9, 15]
19 [1, 2, 3, 4, 10, 14]
19 [1, 2, 3, 4, 10, 15]
19 [1, 2, 3, 7, 11, 15]
19 [1, 2, 3, 7, 11, 16]
19 [1, 2, 3, 7, 12, 15]
19 [1, 2, 3, 8, 9, 15]
19 [1, 2, 3, 8, 10, 15]
19 [1, 2, 3, 8, 11, 15]
19 [1, 2, 3, 8, 12, 15]
19 [1, 2, 3, 8, 12, 16]
19 [1, 2, 3, 8, 13, 17]
19 [1, 2, 3, 9, 14, 15]
19 [1, 2, 3, 9, 14, 18]
19 [1, 2, 3, 10, 13, 15]
19 [1, 2, 3, 10, 14, 16]
19 [1, 2, 4, 5, 11, 17]
19 [1, 2, 4, 6, 11, 16]
19 [1, 2, 4, 6, 11, 18]
19 [1, 2, 4, 8, 13, 18]
19 [1, 2, 4, 8, 14, 17]
19 [1, 2, 4, 9, 13, 16]
19 [1, 2, 4, 9, 13, 18]
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19 [1, 2, 4, 11, 13, 16]
19 [1, 2, 4, 11, 13, 18]
19 [1, 2, 4, 11, 14, 17]
19 [1, 2, 4, 11, 16, 17]
19 [1, 2, 4, 12, 13, 18]
19 [1, 2, 5, 6, 9, 17]
19 [1, 2, 5, 6, 10, 17]
19 [1, 2, 5, 7, 15, 16]
19 [1, 2, 5, 8, 15, 17]
19 [1, 2, 5, 8, 17, 18]
19 [1, 2, 5, 9, 13, 16]
19 [1, 2, 5, 9, 13, 17]
19 [1, 2, 5, 10, 13, 17]
19 [1, 2, 5, 11, 17, 18]
19 [1, 2, 6, 7, 8, 16]
19 [1, 2, 6, 7, 11, 16]
19 [1, 2, 6, 8, 15, 18]
19 [1, 2, 6, 9, 12, 16]
19 [1, 2, 6, 9, 13, 16]
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19 [1, 2, 6, 11, 15, 18]
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19 [1, 2, 7, 9, 13, 16]
19 [1, 2, 7, 9, 15, 18]
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19 [1, 2, 7, 11, 13, 16]
19 [1, 2, 7, 11, 14, 16]
19 [1, 2, 7, 11, 14, 17]
19 [1, 2, 7, 11, 15, 16]
19 [1, 2, 7, 11, 15, 18]
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19 [1, 2, 8, 9, 13, 16]
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19 [1, 2, 9, 11, 13, 16]
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19 [1, 2, 9, 13, 14, 17]
19 [1, 2, 9, 13, 15, 18]
19 [1, 2, 9, 13, 16, 18]
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19 [1, 2, 10, 12, 15, 16]
19 [1, 2, 10, 12, 15, 18]
19 [1, 2, 10, 13, 14, 17]
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19 [1, 2, 11, 12, 13, 16]
19 [1, 2, 11, 12, 15, 17]
19 [1, 2, 11, 13, 15, 18]
19 [1, 2, 11, 14, 17, 18]
19 [1, 3, 4, 7, 8, 17]
19 [1, 3, 4, 7, 12, 17]
19 [1, 3, 4, 8, 13, 17]
19 [1, 3, 4, 8, 13, 18]
19 [1, 3, 4, 9, 12, 17]
19 [1, 3, 4, 10, 12, 17]
19 [1, 3, 4, 11, 12, 17]
19 [1, 3, 4, 11, 13, 18]
19 [1, 3, 4, 12, 13, 17]
19 [1, 3, 4, 12, 13, 18]
19 [1, 3, 4, 12, 14, 18]
19 [1, 3, 5, 7, 9, 18]
19 [1, 3, 5, 7, 10, 18]
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19 [1, 3, 5, 9, 12, 18]
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19 [1, 3, 5, 10, 12, 18]
19 [1, 3, 5, 11, 12, 18]
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19 [1, 3, 6, 7, 15, 17]
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19 [1, 3, 6, 11, 15, 18]
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19 [1, 3, 8, 12, 14, 18]
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19 [1, 3, 8, 13, 17, 18]
19 [1, 3, 9, 12, 14, 18]
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19 [1, 3, 11, 12, 16, 17]
19 [1, 4, 5, 7, 8, 17]
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19 [1, 4, 5, 9, 11, 17]
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19 [1, 4, 6, 7, 15, 17]
19 [1, 4, 6, 8, 17, 18]
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19 [1, 4, 7, 8, 14, 17]
19 [1, 4, 7, 9, 15, 17]
19 [1, 4, 7, 9, 17, 18]
19 [1, 4, 7, 10, 15, 17]
19 [1, 4, 8, 12, 14, 17]
19 [1, 4, 8, 12, 17, 18]
19 [1, 4, 8, 13, 14, 17]
19 [1, 4, 8, 13, 16, 18]
19 [1, 4, 8, 13, 17, 18]
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19 [1, 4, 9, 12, 15, 17]
19 [1, 4, 9, 12, 17, 18]
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19 [1, 4, 10, 12, 14, 17]
19 [1, 4, 10, 12, 15, 17]
19 [1, 4, 10, 12, 17, 18]
19 [1, 4, 11, 13, 14, 17]
19 [1, 4, 11, 13, 16, 18]
19 [1, 4, 11, 13, 17, 18]
19 [1, 4, 12, 13, 14, 17]
19 [1, 5, 6, 8, 15, 17]
19 [1, 5, 6, 8, 16, 17]
19 [1, 5, 6, 9, 16, 17]
19 [1, 5, 6, 9, 16, 18]
19 [1, 5, 7, 8, 16, 18]
19 [1, 5, 7, 9, 16, 18]
19 [1, 5, 7, 10, 16, 18]
19 [1, 5, 7, 11, 16, 18]
19 [1, 5, 7, 13, 16, 17]
19 [1, 5, 7, 15, 16, 18]
19 [1, 5, 8, 13, 15, 17]
19 [1, 5, 8, 14, 15, 17]
19 [1, 5, 9, 12, 16, 18]
19 [1, 5, 9, 13, 16, 17]
19 [1, 5, 9, 13, 16, 18]
19 [1, 5, 10, 12, 16, 18]
19 [1, 5, 10, 13, 16, 17]
19 [1, 5, 10, 16, 17, 18]
19 [1, 6, 7, 9, 15, 17]
19 [1, 6, 7, 10, 15, 17]
19 [1, 6, 7, 12, 15, 17]
19 [1, 6, 7, 14, 15, 17]
19 [1, 6, 7, 14, 16, 18]
19 [1, 6, 7, 15, 16, 17]
19 [1, 6, 7, 15, 16, 18]
19 [1, 6, 7, 15, 17, 18]
19 [1, 6, 8, 15, 16, 18]
19 [1, 6, 8, 15, 17, 18]
19 [1, 6, 9, 12, 15, 17]
19 [1, 6, 9, 13, 15, 17]
19 [1, 6, 10, 15, 17, 18]
19 [1, 6, 11, 12, 15, 17]
19 [1, 6, 11, 15, 16, 18]
19 [1, 6, 11, 15, 17, 18]
19 [1, 7, 8, 14, 15, 17]
19 [1, 7, 8, 14, 16, 18]
19 [1, 7, 9, 14, 16, 18]
19 [1, 7, 10, 14, 16, 18]
19 [1, 7, 11, 14, 16, 17]
19 [1, 7, 11, 14, 16, 18]
19 [1, 8, 10, 13, 15, 17]
19 [1, 8, 11, 13, 15, 17]
19 [1, 8, 13, 15, 17, 18]
19 [1, 9, 12, 13, 15, 17]
19 [1, 9, 12, 14, 15, 17]
19 [1, 9, 12, 14, 16, 18]
19 [1, 10, 11, 13, 15, 17]
19 [1, 10, 12, 14, 16, 18]
19 [2, 3, 4, 10, 15, 18]
19 [2, 3, 4, 12, 13, 18]
19 [2, 3, 5, 8, 12, 18]
19 [2, 3, 5, 11, 15, 18]
19 [2, 3, 6, 9, 14, 18]
19 [2, 3, 6, 10, 14, 18]
19 [2, 3, 6, 11, 16, 18]
19 [2, 3, 6, 12, 14, 18]
19 [2, 3, 7, 8, 16, 18]
19 [2, 3, 7, 10, 16, 18]
19 [2, 3, 8, 12, 16, 18]
19 [2, 3, 8, 15, 17, 18]
19 [2, 3, 10, 13, 14, 18]
19 [2, 3, 10, 14, 16, 18]
19 [2, 3, 11, 12, 16, 18]
19 [2, 3, 11, 13, 14, 18]
19 [2, 4, 5, 7, 10, 18]
19 [2, 4, 5, 11, 12, 18]
19 [2, 4, 5, 11, 14, 18]
19 [2, 4, 5, 12, 13, 18]
19 [2, 4, 6, 7, 10, 18]
19 [2, 4, 6, 8, 9, 18]
19 [2, 4, 6, 8, 11, 18]
19 [2, 4, 6, 9, 11, 18]
19 [2, 4, 6, 9, 17, 18]
19 [2, 4, 6, 10, 13, 18]
19 [2, 4, 6, 11, 14, 18]
19 [2, 4, 6, 11, 16, 18]
19 [2, 4, 7, 8, 13, 18]
19 [2, 4, 7, 8, 17, 18]
19 [2, 4, 7, 9, 15, 18]
19 [2, 4, 7, 10, 13, 18]
19 [2, 4, 7, 10, 15, 18]
19 [2, 4, 7, 10, 17, 18]
19 [2, 4, 7, 11, 17, 18]
19 [2, 4, 7, 12, 13, 18]
19 [2, 4, 9, 12, 13, 18]
19 [2, 4, 9, 12, 15, 18]
19 [2, 4, 10, 12, 13, 18]
19 [2, 4, 10, 12, 15, 18]
19 [2, 4, 11, 13, 14, 18]
19 [2, 4, 11, 14, 17, 18]
19 [2, 4, 12, 13, 15, 18]
19 [2, 4, 12, 13, 16, 18]
19 [2, 5, 6, 7, 15, 18]
19 [2, 5, 6, 8, 15, 18]
19 [2, 5, 6, 9, 17, 18]
19 [2, 5, 6, 10, 17, 18]
19 [2, 5, 6, 11, 15, 18]
19 [2, 5, 6, 13, 15, 18]
19 [2, 5, 7, 9, 15, 18]
19 [2, 5, 7, 11, 15, 18]
19 [2, 5, 7, 11, 17, 18]
19 [2, 5, 8, 9, 17, 18]
19 [2, 5, 8, 12, 17, 18]
19 [2, 5, 8, 14, 15, 18]
19 [2, 5, 8, 15, 17, 18]
19 [2, 5, 9, 11, 17, 18]
19 [2, 5, 9, 13, 17, 18]
19 [2, 5, 10, 13, 17, 18]
19 [2, 5, 11, 12, 15, 18]
19 [2, 5, 11, 14, 15, 18]
19 [2, 5, 11, 15, 17, 18]
19 [2, 6, 7, 15, 16, 18]
19 [2, 6, 8, 14, 15, 18]
19 [2, 6, 9, 14, 17, 18]
19 [2, 6, 10, 14, 17, 18]
19 [2, 6, 11, 15, 16, 18]
19 [2, 6, 11, 16, 17, 18]
19 [2, 7, 8, 15, 16, 18]
19 [2, 7, 9, 14, 15, 18]
19 [2, 7, 9, 15, 16, 18]
19 [2, 7, 10, 15, 16, 18]
19 [2, 7, 12, 15, 16, 18]
19 [2, 8, 9, 14, 15, 18]
19 [2, 8, 10, 14, 15, 18]
19 [2, 8, 11, 14, 15, 18]
19 [2, 8, 14, 15, 17, 18]
19 [2, 9, 11, 14, 15, 18]
19 [2, 9, 13, 14, 17, 18]
19 [2, 10, 13, 14, 17, 18]
19 [2, 11, 12, 14, 15, 18]
19 [2, 11, 12, 15, 16, 18]
19 [3, 4, 7, 9, 17, 18]
19 [3, 4, 7, 12, 17, 18]
19 [3, 4, 8, 12, 17, 18]
19 [3, 4, 10, 15, 17, 18]
19 [3, 4, 12, 14, 17, 18]
19 [3, 5, 6, 10, 17, 18]
19 [3, 5, 7, 9, 17, 18]
19 [3, 5, 8, 12, 17, 18]
19 [3, 5, 9, 11, 17, 18]
19 [3, 5, 9, 16, 17, 18]
19 [3, 6, 7, 8, 17, 18]
19 [3, 6, 8, 10, 17, 18]
19 [3, 6, 8, 12, 17, 18]
19 [3, 6, 8, 13, 17, 18]
19 [3, 6, 8, 15, 17, 18]
19 [3, 6, 9, 13, 17, 18]
19 [3, 6, 10, 11, 17, 18]
19 [3, 6, 10, 12, 17, 18]
19 [3, 6, 10, 13, 17, 18]
19 [3, 6, 10, 14, 17, 18]
19 [3, 6, 10, 15, 17, 18]
19 [3, 7, 8, 13, 17, 18]
19 [3, 7, 9, 13, 17, 18]
19 [3, 7, 10, 13, 17, 18]
19 [3, 7, 11, 16, 17, 18]
19 [3, 8, 12, 13, 17, 18]
19 [3, 8, 12, 16, 17, 18]
19 [3, 8, 13, 15, 17, 18]
19 [3, 11, 12, 13, 17, 18]
19 [4, 5, 10, 16, 17, 18]
19 [4, 6, 9, 16, 17, 18]
19 [4, 7, 11, 16, 17, 18]
19 [4, 7, 12, 16, 17, 18]
19 [4, 8, 11, 16, 17, 18]
19 [4, 8, 12, 16, 17, 18]
19 [4, 9, 11, 16, 17, 18]
19 [4, 9, 15, 16, 17, 18]
19 [4, 10, 11, 16, 17, 18]
19 [4, 10, 15, 16, 17, 18]
19 [5, 9, 15, 16, 17, 18]
19 [5, 10, 15, 16, 17, 18]
20 [1, 2, 3, 4, 10, 15]
20 [1, 2, 3, 7, 12, 16]
20 [1, 2, 3, 7, 12, 17]
20 [1, 2, 3, 8, 11, 16]
20 [1, 2, 3, 8, 12, 16]
20 [1, 2, 3, 8, 13, 17]
20 [1, 2, 3, 9, 15, 19]
20 [1, 2, 4, 9, 14, 17]
20 [1, 2, 4, 9, 14, 19]
20 [1, 2, 4, 11, 14, 19]
20 [1, 2, 5, 9, 15, 17]
20 [1, 2, 5, 12, 14, 17]
20 [1, 2, 5, 12, 14, 18]
20 [1, 2, 6, 7, 8, 17]
20 [1, 2, 6, 10, 13, 17]
20 [1, 2, 6, 10, 14, 17]
20 [1, 2, 7, 9, 16, 19]
20 [1, 2, 7, 11, 16, 19]
20 [1, 2, 7, 12, 16, 17]
20 [1, 2, 7, 12, 16, 19]
20 [1, 2, 8, 11, 15, 17]
20 [1, 2, 8, 11, 15, 18]
20 [1, 2, 8, 12, 14, 17]
20 [1, 2, 8, 12, 15, 17]
20 [1, 2, 9, 10, 14, 17]
20 [1, 2, 9, 14, 16, 19]
20 [1, 2, 10, 12, 14, 17]
20 [1, 2, 10, 13, 16, 18]
20 [1, 2, 11, 12, 15, 18]
20 [1, 2, 11, 13, 16, 19]
20 [1, 3, 4, 9, 13, 18]
20 [1, 3, 4, 12, 13, 18]
20 [1, 3, 4, 12, 14, 19]
20 [1, 3, 5, 7, 9, 19]
20 [1, 3, 5, 7, 11, 19]
20 [1, 3, 5, 9, 13, 19]
20 [1, 3, 5, 11, 13, 19]
20 [1, 3, 5, 11, 17, 18]
20 [1, 3, 5, 12, 13, 19]
20 [1, 3, 5, 13, 14, 19]
20 [1, 3, 6, 9, 16, 18]
20 [1, 3, 6, 11, 16, 18]
20 [1, 3, 6, 12, 16, 19]
20 [1, 3, 7, 8, 17, 18]
20 [1, 3, 7, 9, 15, 19]
20 [1, 3, 7, 11, 15, 19]
20 [1, 3, 7, 12, 17, 18]
20 [1, 3, 8, 14, 17, 18]
20 [1, 3, 9, 13, 15, 19]
20 [1, 3, 9, 13, 17, 18]
20 [1, 3, 9, 15, 16, 19]
20 [1, 3, 11, 13, 15, 19]
20 [1, 3, 11, 13, 17, 18]
20 [1, 3, 12, 13, 15, 19]
20 [1, 3, 12, 13, 17, 18]
20 [1, 4, 5, 8, 11, 18]
20 [1, 4, 5, 10, 12, 18]
20 [1, 4, 5, 11, 12, 18]
20 [1, 4, 5, 11, 13, 18]
20 [1, 4, 5, 11, 17, 19]
20 [1, 4, 5, 12, 14, 18]
20 [1, 4, 6, 11, 18, 19]
20 [1, 4, 7, 9, 18, 19]
20 [1, 4, 8, 13, 18, 19]
20 [1, 4, 8, 14, 17, 19]
20 [1, 4, 9, 13, 18, 19]
20 [1, 4, 9, 14, 16, 18]
20 [1, 4, 10, 13, 15, 18]
20 [1, 4, 11, 13, 18, 19]
20 [1, 5, 6, 8, 17, 18]
20 [1, 5, 6, 9, 16, 18]
20 [1, 5, 6, 10, 17, 18]
20 [1, 5, 7, 8, 17, 19]
20 [1, 5, 7, 9, 17, 19]
20 [1, 5, 7, 11, 17, 19]
20 [1, 5, 8, 14, 16, 18]
20 [1, 5, 9, 13, 17, 19]
20 [1, 5, 11, 13, 17, 19]
20 [1, 5, 11, 17, 18, 19]
20 [1, 6, 7, 9, 16, 18]
20 [1, 6, 7, 10, 16, 18]
20 [1, 6, 7, 15, 16, 18]
20 [1, 6, 7, 15, 17, 19]
20 [1, 6, 8, 16, 17, 19]
20 [1, 6, 9, 13, 16, 18]
20 [1, 6, 9, 14, 16, 18]
20 [1, 6, 9, 16, 18, 19]
20 [1, 6, 11, 14, 16, 18]
20 [1, 6, 11, 16, 18, 19]
20 [1, 7, 8, 15, 16, 18]
20 [1, 7, 8, 15, 17, 19]
20 [1, 7, 9, 15, 17, 19]
20 [1, 7, 11, 15, 17, 19]
20 [1, 8, 11, 14, 16, 18]
20 [1, 9, 13, 15, 17, 19]
20 [1, 11, 12, 14, 16, 18]
20 [1, 11, 13, 15, 17, 19]
20 [2, 3, 6, 12, 17, 19]
20 [2, 3, 7, 8, 17, 19]
20 [2, 3, 7, 9, 17, 19]
20 [2, 3, 7, 11, 17, 19]
20 [2, 3, 8, 13, 17, 19]
20 [2, 3, 9, 15, 17, 19]
20 [2, 3, 10, 14, 15, 19]
20 [2, 3, 12, 13, 17, 19]
20 [2, 3, 12, 14, 15, 19]
20 [2, 4, 5, 12, 13, 19]
20 [2, 4, 5, 13, 14, 19]
20 [2, 4, 6, 8, 9, 19]
20 [2, 4, 6, 9, 12, 19]
20 [2, 4, 6, 9, 14, 19]
20 [2, 4, 6, 11, 14, 19]
20 [2, 4, 6, 11, 16, 19]
20 [2, 4, 6, 12, 15, 19]
20 [2, 4, 7, 10, 18, 19]
20 [2, 4, 7, 11, 14, 19]
20 [2, 4, 9, 14, 17, 19]
20 [2, 4, 10, 13, 14, 19]
20 [2, 4, 11, 13, 14, 19]
20 [2, 4, 11, 14, 15, 19]
20 [2, 4, 11, 14, 17, 19]
20 [2, 5, 7, 10, 16, 19]
20 [2, 5, 8, 9, 18, 19]
20 [2, 5, 9, 12, 18, 19]
20 [2, 6, 8, 15, 16, 19]
20 [2, 6, 8, 15, 18, 19]
20 [2, 7, 8, 16, 17, 19]
20 [2, 7, 9, 15, 16, 19]
20 [2, 7, 11, 16, 17, 19]
20 [2, 8, 9, 15, 16, 19]
20 [2, 8, 10, 15, 16, 19]
20 [2, 9, 12, 15, 16, 19]
20 [3, 4, 8, 13, 18, 19]
20 [3, 5, 8, 12, 18, 19]
20 [3, 5, 9, 12, 18, 19]
20 [3, 5, 11, 15, 18, 19]
20 [3, 6, 8, 10, 18, 19]
20 [3, 6, 8, 12, 18, 19]
20 [3, 6, 8, 15, 18, 19]
20 [3, 6, 10, 11, 18, 19]
20 [3, 6, 10, 14, 18, 19]
20 [3, 6, 11, 16, 18, 19]
20 [3, 7, 10, 14, 18, 19]
20 [3, 7, 12, 17, 18, 19]
20 [3, 8, 13, 17, 18, 19]
20 [3, 12, 13, 14, 18, 19]
20 [4, 8, 12, 17, 18, 19]
20 [4, 8, 13, 17, 18, 19]
20 [4, 9, 12, 17, 18, 19]
20 [5, 10, 16, 17, 18, 19]
21 [1, 2, 3, 4, 10, 16]
21 [1, 2, 3, 8, 12, 17]
21 [1, 2, 3, 8, 13, 17]
21 [1, 2, 3, 10, 15, 17]
21 [1, 2, 3, 10, 15, 19]
21 [1, 2, 6, 10, 14, 18]
21 [1, 2, 6, 11, 14, 18]
21 [1, 2, 6, 12, 14, 18]
21 [1, 2, 7, 9, 17, 20]
21 [1, 2, 7, 12, 17, 20]
21 [1, 2, 8, 12, 16, 18]
21 [1, 2, 8, 12, 16, 19]
21 [1, 2, 9, 13, 16, 19]
21 [1, 2, 10, 14, 15, 18]
21 [1, 2, 10, 14, 16, 18]
21 [1, 2, 10, 14, 16, 19]
21 [1, 2, 11, 13, 15, 18]
21 [1, 2, 11, 14, 17, 19]
21 [1, 2, 12, 13, 16, 19]
21 [1, 2, 12, 14, 17, 20]
21 [1, 3, 4, 9, 14, 19]
21 [1, 3, 4, 13, 14, 19]
21 [1, 3, 4, 13, 15, 20]
21 [1, 3, 5, 13, 14, 20]
21 [1, 3, 6, 9, 16, 20]
21 [1, 3, 9, 14, 18, 19]
21 [1, 4, 5, 11, 13, 19]
21 [1, 4, 7, 9, 19, 20]
21 [1, 4, 7, 12, 17, 19]
21 [1, 4, 9, 14, 19, 20]
21 [1, 4, 12, 14, 19, 20]
21 [1, 5, 8, 15, 17, 19]
21 [1, 5, 12, 15, 18, 20]
21 [1, 6, 7, 9, 17, 19]
21 [1, 6, 8, 17, 18, 20]
21 [1, 6, 9, 14, 17, 19]
21 [1, 7, 8, 16, 17, 19]
21 [1, 7, 8, 16, 18, 20]
21 [1, 10, 13, 15, 17, 19]
21 [2, 3, 7, 12, 18, 20]
21 [2, 4, 5, 13, 14, 20]
21 [2, 4, 6, 8, 11, 20]
21 [2, 4, 6, 13, 16, 20]
21 [2, 4, 7, 10, 19, 20]
21 [2, 4, 7, 12, 15, 20]
21 [2, 4, 9, 14, 17, 20]
21 [2, 4, 12, 14, 15, 20]
21 [2, 5, 7, 11, 19, 20]
21 [2, 5, 8, 9, 19, 20]
21 [2, 5, 8, 12, 19, 20]
21 [2, 5, 9, 13, 19, 20]
21 [2, 6, 11, 18, 19, 20]
21 [2, 7, 8, 17, 18, 20]

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Ruby (ruby 2.5.5)

created:

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public

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