{"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":"c256f86c-cc6f-500d-baba-d3270751d5cb","task_key":"bbeh~5fmultistep~5farithmetic--full--c256f86c-cc6f-500d-baba-d3270751d5cb","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 $a + b$ if $gcd(a, b) == 1$ and $gcd(a, b)$ otherwise, where gcd stands for greatest common divisor.\\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.\\n$a : b$ equals $(a >< a) + b$ if $b < 2$ and $(b >< b) + a$ otherwise.\\n$a ! b$ equals $min(a, b)$ if either $a$ or $b$ is prime and $max(a, b)$ 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 = ((((nine [][] -5) :[] (1 *+ six)) - ((eight :[] -4) :! (-9 ><-* -6))) +[] (((-10 -!* 8) +& (-10 & 1)) !: ((-6 >< seven) & (-2 & -2))))\\nLet B = ((((4 !*! -2) ! (6 : -2)) +! ((-10 - seven) * (-2 +><+ 1))) []! (((five :!* ten) ><!& (9 :- -1)) * ((1 -** -5) &*& (-7 *! 9))))\\nLet C = (((((((((((10 []- -2) [] 2) [] 8) []>< 8) *&! 9) -+& -5) ** five) >< -1) +- -9) ><[] -2) : 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":[]}