{"kind":"task","effective_mode":"full","benchmark":{"kind":"benchmark","effective_mode":"full","slug":"ds-1000","formal_name":"DS-1000","introduction":"DS-1000 builds 1,000 data-science problems from real StackOverflow questions across seven libraries including NumPy, Pandas and Matplotlib. The problems are perturbed so that recalling the original answer does not solve them.","introduction_ja":"","introduction_en":"","category":"Category not supplied","task_count":null,"acquisition_status":"Acquisition status not supplied","official_url":"https://ds1000-code-gen.github.io/","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":"dc7df409-65ea-5135-a276-27eb6ea56d66","task_key":"default--test--403","task_revision_id":"1","upstream_id":"403","short_description":"Matlab offers the function sub2ind which \"returns the linear index equivalents…","config":"default","split":"test","body":"{\"library\":\"Numpy\",\"prompt\":\"Problem:\\nMatlab offers the function sub2ind which \\\"returns the linear index equivalents to the row and column subscripts ... for a matrix... .\\\" \\nI need this sub2ind function or something similar, but I did not find any similar Python or Numpy function. Briefly speaking, given subscripts like (1, 0, 1) for a (3, 4, 2) array, the function can compute the corresponding single linear index 9.\\nHow can I get this functionality? The index should be in C order.\\nA:\\n<code>\\nimport numpy as np\\ndims = (3, 4, 2)\\na = np.random.rand(*dims)\\nindex = (1, 0, 1)\\n</code>\\nresult = ... # put solution in this variable\\nBEGIN SOLUTION\\n<code>\\n\"}","display_format":"code","language":"","answer_status":"published","assets":[],"source_url":"https://ds1000-code-gen.github.io/","history":"initial import","indexing_mode":"index","subproblems":[],"grids":[]}