Flat profile:

Each sample counts as 0.01 seconds.
  %   cumulative   self              self     total           
 time   seconds   seconds    calls  ms/call  ms/call  name    
 64.71      0.33     0.33 10000000     0.00     0.00  find_rank_student
 21.57      0.44     0.11        1   110.00   470.00  sort_students
  5.88      0.47     0.03    10000     0.00     0.00  bubblesort
  5.88      0.50     0.03        1    30.00    30.00  generate_ranks
  1.96      0.51     0.01     1000     0.01     0.01  generate_array
  0.00      0.51     0.00        2     0.00     0.00  free_array
  0.00      0.51     0.00        1     0.00    10.00  generate_grades

			Call graph


granularity: each sample hit covers 4 byte(s) for 1.96% of 0.51 seconds

index % time    self  children    called     name
                                                 <spontaneous>
[1]    100.0    0.00    0.51                 main [1]
                0.11    0.36       1/1           sort_students [2]
                0.03    0.00       1/1           generate_ranks [5]
                0.00    0.01       1/1           generate_grades [7]
                0.00    0.00       2/2           free_array [9]
-----------------------------------------------
                0.11    0.36       1/1           main [1]
[2]     92.2    0.11    0.36       1         sort_students [2]
                0.33    0.00 10000000/10000000     find_rank_student [3]
                0.03    0.00   10000/10000       bubblesort [4]
-----------------------------------------------
                0.33    0.00 10000000/10000000     sort_students [2]
[3]     64.7    0.33    0.00 10000000         find_rank_student [3]
-----------------------------------------------
                0.03    0.00   10000/10000       sort_students [2]
[4]      5.9    0.03    0.00   10000         bubblesort [4]
-----------------------------------------------
                0.03    0.00       1/1           main [1]
[5]      5.9    0.03    0.00       1         generate_ranks [5]
-----------------------------------------------
                0.01    0.00    1000/1000        generate_grades [7]
[6]      2.0    0.01    0.00    1000         generate_array [6]
-----------------------------------------------
                0.00    0.01       1/1           main [1]
[7]      2.0    0.00    0.01       1         generate_grades [7]
                0.01    0.00    1000/1000        generate_array [6]
-----------------------------------------------
                0.00    0.00       2/2           main [1]
[9]      0.0    0.00    0.00       2         free_array [9]
-----------------------------------------------

Index by function name

   [4] bubblesort              [6] generate_array          [2] sort_students
   [3] find_rank_student       [7] generate_grades
   [9] free_array              [5] generate_ranks