Complecate Macro to search value of intersect Rows and Columns with conditions

Dear All : i have sheet contain in Column A Number of Exams and in the first Row the Name of Students ( more 50 students name ) and in the second Row the name of Classes and the Range ( B3:GG) is Marks of Student. and in Column Q i have the Number of some Exams and in cell R2 the Student Name .

what i need a macro Littel Complicated , that search each Number of Exams in Column Q with Column A at the same time search the Name of Student that exist in Cell R2 with Row 1 , then find the first and Second and third intersect of these searches and put the result in Column S and U , also find the the Classes of the Marks that found and put the result in Column R and T.

please see attached file.

Thanks in Advance