ledger_main:
Indirect symbols for (__TEXT,__stubs) 7 entries
address            index name
0x0000000100000658     4 ___stack_chk_fail
0x0000000100000664     6 _grade
0x0000000100000670     7 _grade_label
0x000000010000067c     8 _percent_change
0x0000000100000688     9 _printf
0x0000000100000694    10 _puts
0x00000001000006a0    11 _total
Indirect symbols for (__DATA_CONST,__got) 8 entries
address            index name
0x0000000100004000     6 _grade
0x0000000100004008     7 _grade_label
0x0000000100004010     8 _percent_change
0x0000000100004018    11 _total
0x0000000100004020     4 ___stack_chk_fail
0x0000000100004028     5 ___stack_chk_guard
0x0000000100004030     9 _printf
0x0000000100004038    10 _puts