Last Updated
：2025/11/30
Josephus problem
Proper noun
(mathematics)
A
theoretical
problem
in
which
every
nth
person,
counting
around
a
circle
of
people,
is
chosen
for
execution,
and
this
process
repeats
after
the
removal
of
each
chosen
person,
with
the
last
person
left
being
freed.
The
problem
is
to
select
one's
position
so
as
to
be
the
last
to
be
chosen.
Japanese Meaning
ヨセフス問題：円形に並んだ人々から一定ごとに人を除去していき、最後に残った人物が免れるという数学的な問題。どの位置にいるべきか、最後に選ばれないための最適な位置を見つけるのが目的となる。
Sense（1）
(mathematics)
A
theoretical
problem
in
which
every
nth
person,
counting
around
a
circle
of
people,
is
chosen
for
execution,
and
this
process
repeats
after
the
removal
of
each
chosen
person,
with
the
last
person
left
being
freed.
The
problem
is
to
select
one's
position
so
as
to
be
the
last
to
be
chosen.
（ canonical ）
Quizzes for review
(mathematics) A theoretical problem in which every nth person, counting around a circle of people, is chosen for execution, and this process repeats after the removal of each chosen person, with the last person left being freed. The problem is to select one's position so as to be the last to be chosen.
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See correct answer
Josephus problem
She explained the Josephus problem to the class, demonstrating how the last remaining person can be determined by counting out every third individual.
See correct answer
She explained the Josephus problem to the class, demonstrating how the last remaining person can be determined by counting out every third individual.
音声機能が動作しない場合はこちらをご確認ください
English - English
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