{"kind":"task","effective_mode":"full","benchmark":{"kind":"benchmark","effective_mode":"full","slug":"bbeh","formal_name":"BIG-Bench Extra Hard (BBEH)","introduction":"BIG-Bench Extra Hard evaluates language-model reasoning through challenging task categories. It offers full and mini distributions; this import contains the full distribution: 4,520 questions across all 23 task categories.","introduction_ja":"","introduction_en":"","category":"Category not supplied","task_count":null,"acquisition_status":"Acquisition status not supplied","official_url":"https://github.com/google-deepmind/bbeh","indexing_mode":"index","profile":{"resources":[],"task_format":"","scoring":"","metric":"","size":"","answer_access":"","license":"","citation":"","maintainer":"","released":"","why_hard":"","related":[],"history":"","construction":"","limitations":"","saturation":"","scores":[]}},"task_id":"1393059a-a8fd-5af5-8504-e774a27da062","task_key":"bbeh~5fmultistep~5farithmetic--full--1393059a-a8fd-5af5-8504-e774a27da062","task_revision_id":"1","upstream_id":"","short_description":"Consider the following new operations:","config":"bbeh_multistep_arithmetic","split":"full","body":"{\"input\":\"Consider the following new operations:\\n\\n$a : b$ equals $(b + a) - b$ if $|a-b| < 2$ and $(a + b) - a$ otherwise.\\n$a <> b$ equals $(a - b)$ if $a * b > 0$; otherwise,  it equals $-a - -b$.\\n$a @ b$ equals $min(a, b)$ if either $a$ or $b$ is prime and $max(a, b)$ otherwise.\\n$a ; b$ equals $(a @ b)$ if $a : b > 0$; otherwise,  it equals $a - b$.\\n$a [] b$ equals $(2 - b) @ a$ if $a > b$ and $b$ otherwise.\\nFor brevity, we use $a <op1><op2> b$ to denote $(a op1 b) op2 b$. For example, $4 +* -5$ means $(4 + -5) * -5$ and $4 *-- -5$ means $(4 * -5) -- -5$.\\nLet A = ((((-5 : -8) @ (-3 []<> -2)) - ((10 ; seven) <><> (-3 @ -10))) @:; (((-6 ++* 10) <>@@ (3 ; -9)) [];: ((-8 <>+: eight) * (-1 * nine))))\\nLet B = ((((-1 ++ 7) +<>@ (three <>;+ -1)) []-<> ((three <>: -3) @[] (-1 - -10))) <> (((2 <>* -4) :[] (four + 3)) + ((-3 :[]; eight) <>;<> (-3 <>- 1))))\\nLet C = ((((-9 @<> eight) *-- (one - -2)) +;[] ((-10 :[] -8) *+ (-9 <>:; ten))) <> (((-1 +@ 3) : (6 *:: -7)) -@+ ((2 <> 7) :; (6 :[] 3)))).\\nCompute A + B - C. Your final answer must be in number form.\"}","display_format":"text","language":"","answer_status":"published","assets":[],"source_url":"https://github.com/google-deepmind/bbeh","history":"initial import","indexing_mode":"index","subproblems":[],"grids":[]}