Pasted here is a screenshot of my code. I need help with the following. Thanks

1. Find the Addresses
   1. system()
   2. /bin/sh
   3. Any exit() function that exits the shell cleanly (no errors displayed).

036055@5035:-/Desktop/project 1/exploit File Edit View Search Terminal Help REGISTERS EAX Oxb-00000 -- jg Ox400047 EBX X1000 1- xor al, Ox6f /* Ox26f34 */ ECX Oxo EDX Oxb//code - push ebp /* Ox57e58955 */ EDI 1- xor ebp, ebp ESI Oxbffff15c - Oxbffff324 - 0x435f534C ('LS_C') EBP Oxo ESP Oxbffff150 -- 0x1 EIP 0x004- xor ebp, ebp [DISASM 0x400540 <_start> xor ebp, ebp 0x400542 pop esi 0x400543 mov ecx, esp Ox400545 and esp, Oxfffffffo Ox400548 push eax 0x400549 push esp Ox40054a <_start> push edx 0x40054b <_start> call _start+50 add ebx, Oxla70 0x400556 lea eax, [ebx - 0x1680) 0x40055C push eax [ STACK ] 00:0000 espexbffff150 -- 0x1 01:0004 Oxbffff154 oxbffff2f6 -- '/home/cs6035/Desktop/project1/exploit/exploit' 02:0008 Oxbffff158 OxO 03:0000 esi Oxbffff15c - Oxbffff324 -- 0x435f534c ('LS C') 04:0010 Oxbffff160 - Oxbffff910 - 'LESSCLOSE=/usr/bin/lesspipe %s %s' 05:0014 Oxbffff164 Oxbffff932 ' =/usr/bin/gdb' 06:0018 Oxbffff168 Oxbffff941 "LANG=en US.UTF-8 07:0010 Oxbffff16c - Oxbffff952 - "GDM_LANG=en_US' BACKTRACE fo 400540 start - - pwndbg> 1m i 4 22:20