我有一个示例数据集:importpandasaspddf={'rank1':[1,2,3,4,5,6,7,8],'rank12':[1,2,3,4,8,9,37,15],'rank13':[1,2,3,4,12,6,24,14],'N':['','','','','','','',''],'code#':[1945,13060,610,402,1067,180,411,93],'score1':[100,97,95,92,87,85,80,79],'score2':['yes','yes','no','no','yes','yes','no','yes'],'score3':[10,9,10,
我想使用C++17并行功能来划分std::vector通过某种不变并将结果存储在另一个std::vector长度相同和(!!)顺序。例如。{6,9,12}/3={2,3,4}我有一个不编译的例子#include#includetemplatestd::vector÷(std::vectorconst&in){std::vectorout(in.size(),0);floatconstdivisor=3;std::for_each(std::execution::par_unseq,in.begin(),in.end(),/*divideeachelementbydivisorand