Ruby 3.1: Array
(Array.instance_methods - Object.instance_methods).shuffle[0,100]
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問題文
(map!)
map!
(rassoc)
rassoc
(each_slice)
each_slice
(entries)
entries
(flatten!)
flatten!
(filter!)
filter!
(<<)
<<
(permutation)
permutation
(take)
take
(delete)
delete
(fetch)
fetch
([])
[]
(partition)
partition
(to_h)
to_h
(lazy)
lazy
(insert)
insert
(collect_concat)
collect_concat
(drop_while)
drop_while
(size)
size
(none?)
none?
(bsearch_index)
bsearch_index
(member?)
member?
(zip)
zip
(reverse_each)
reverse_each
(grep)
grep
(join)
join
(minmax_by)
minmax_by
(slice)
slice
(map)
map
(slice_when)
slice_when
(filter)
filter
(min_by)
min_by
(max_by)
max_by
(first)
first
(slice_before)
slice_before
(sort_by)
sort_by
(|)
|
(concat)
concat
(append)
append
(each_entry)
each_entry
(-)
-
(values_at)
values_at
(delete_if)
delete_if
(slice_after)
slice_after
(combination)
combination
(compact)
compact
(flatten)
flatten
(rindex)
rindex
(delete_at)
delete_at
(length)
length
(prepend)
prepend
(minmax)
minmax
(sort!)
sort!
(rotate)
rotate
(uniq)
uniq
(flat_map)
flat_map
(each_cons)
each_cons
(unshift)
unshift
(collect!)
collect!
(difference)
difference
(to_a)
to_a
(max)
max
(cycle)
cycle
(collect)
collect
(min)
min
(chain)
chain
(reverse!)
reverse!
(union)
union
(sample)
sample
(intersect?)
intersect?
(each_with_index)
each_with_index
(drop)
drop
(filter_map)
filter_map
(pop)
pop
(transpose)
transpose
(assoc)
assoc
(find)
find
(deconstruct)
deconstruct
(intersection)
intersection
(rotate!)
rotate!
(sort)
sort
(repeated_permutation)
repeated_permutation
(count)
count
(shift)
shift
(each_with_object)
each_with_object
(each)
each
(any?)
any?
(inject)
inject
(select!)
select!
(find_index)
find_index
(sum)
sum
(&)
&
(uniq!)
uniq!
(repeated_combination)
repeated_combination
(sort_by!)
sort_by!
(replace)
replace
(tally)
tally
([]=)
[]=
(last)
last
(reduce)
reduce