an array showing in what places the values of \b b array are located in \b a array.
\snippet MEDCouplingExamplesTest.cxx CppSnippet_DataArrayInt_buildPermutationArr_1
The result array \b c contains [1,0,4,2,3].
an array showing in what places the values of \b b array are located in \b a array.
\snippet MEDCouplingExamplesTest.cxx CppSnippet_DataArrayInt_buildPermutationArr_1
The result array \b c contains [1,0,4,2,3].