ytotla

🔣 🐧

Intro to Programming Languages

234 / 234 13 / 34604


Lecture 1.1. Course Environment

Time of First Successful Submission: 2026-01-10 22:37:18

Lab 1.1 - Start Terminal

Time of First Successful Submission: 2026-01-10 23:57:25

Lecture 1.2. Linux Shells

Time of First Successful Submission: 2026-01-11 04:40:46

Lecture 1.3. Linux File System

Time of First Successful Submission: 2026-01-11 04:26:30

Lecture 1.4. Executing Programs

Time of First Successful Submission: 2026-01-11 09:02:14

Lecture 1.5. Common Commands

Time of First Successful Submission: 2026-01-15 21:28:30

Lab 1.5.2 - Using ls and cd

Time of First Successful Submission: 2026-01-15 21:45:37

Lab 1.5.3 - Using grep

Time of First Successful Submission: 2026-01-15 21:58:36

Lecture 1.6. Redirection of I/O

Time of First Successful Submission: 2026-01-17 01:11:34

Lab 1.6 - Using grep and pipe

Time of First Successful Submission: 2026-01-17 01:18:03

Lecture 1.7. Regular Expressions

Time of First Successful Submission: 2026-01-17 01:33:51

Lecture 1.8. Misc Linux

Time of First Successful Submission: 2026-01-17 01:43:07

Lecture 1.9. Testing Code on pwn.college

Time of First Successful Submission: 2026-01-17 01:48:30

Lab 1.9 - Test some If Statements

Time of First Successful Submission: 2026-01-17 01:59:36

P1.0 Level 1 Open /flag in VSCode

Time of First Successful Submission: 2026-01-19 01:54:42

Commands

Time of First Successful Submission: 2026-01-19 02:23:25

Command Arguments

Time of First Successful Submission: 2026-01-19 02:24:25

Command History

Time of First Successful Submission: 2026-01-19 02:25:09

The Root Path

Time of First Successful Submission: 2026-01-19 02:28:00

Absolute Paths

Time of First Successful Submission: 2026-01-19 02:30:28

Changing position

Time of First Successful Submission: 2026-01-19 02:43:43

Changing to an Absolute Path

Time of First Successful Submission: 2026-01-19 02:50:34

Relative Paths

Time of First Successful Submission: 2026-01-19 02:57:01

P1.0 Level 5 read

Time of First Successful Submission: 2026-01-19 02:58:53

Cat

Time of First Successful Submission: 2026-01-19 03:02:13

Ls

Time of First Successful Submission: 2026-01-20 12:54:14

Ls All

Time of First Successful Submission: 2026-01-20 12:58:03

P1.0 Level 2 list dir

Time of First Successful Submission: 2026-01-20 23:28:25

Find

Time of First Successful Submission: 2026-01-26 07:06:00

P1.0 Level 3 change dir

Time of First Successful Submission: 2026-01-20 23:54:42

P1.0 Level 4 move

Time of First Successful Submission: 2026-01-21 22:33:15

P1.0 Level 6 grep

Time of First Successful Submission: 2026-01-26 04:55:36

P1.0 Level 7 execute

Time of First Successful Submission: 2026-01-26 04:57:32

Piping Echo

Time of First Successful Submission: 2026-01-26 04:27:45

Piping Stdout

Time of First Successful Submission: 2026-01-26 04:38:29

Piping Stdin

Time of First Successful Submission: 2026-01-26 04:46:14

P1.0 Level 8 stdin

Time of First Successful Submission: 2026-01-26 04:48:24

P1.0 Level 9 pipe

Time of First Successful Submission: 2026-01-26 04:50:59

P1.0 Level 10 args

Time of First Successful Submission: 2026-01-26 05:00:30

P1.0 Level 11 gccpipe

Time of First Successful Submission: 2026-01-26 05:09:33

P1.0 Level 12 speedy

Time of First Successful Submission: 2026-01-26 05:55:25

P1.0 Level 13 testing

Time of First Successful Submission: 2026-01-26 06:33:54

P1.0 Level 14 ifs test

Time of First Successful Submission: 2026-01-26 06:40:10

Lecture 2.1.1.0 Paradigms and C

Time of First Successful Submission: 2026-01-25 23:16:19

Lecture 2.1.2. First C Program and Vars

Time of First Successful Submission: 2026-01-25 23:20:19

Lecture 2.1.2.1. Standard Output

Time of First Successful Submission: 2026-01-26 07:38:38

Lecture 2.1.2.2. Standard In

Time of First Successful Submission: 2026-01-26 07:47:11

Lab 2.1.2.1 - C Input

Time of First Successful Submission: 2026-01-26 08:08:25

Lecture 2.1.2.3. Flow Control & Command Line Arguments

Time of First Successful Submission: 2026-01-26 08:15:42

EzLab 2.1.2.3 - Control Flow

Time of First Successful Submission: 2026-01-26 08:25:13

Lecture 2.1.3.0 Dec & Def Functions

Time of First Successful Submission: 2026-01-26 08:30:39

Lecture 2.1.3.1. Globals & Locals

Time of First Successful Submission: 2026-01-26 08:55:01

Lecture 2.1.3.2. Function Params and Ret Vals

Time of First Successful Submission: 2026-01-26 08:58:11

EzLab 2.1.3.2 Pass by Value

Time of First Successful Submission: 2026-01-26 09:13:42

Lab 2.1.3.1 - Functions

Time of First Successful Submission: 2026-01-26 09:51:21

Lecture 2.1.4. Global and Local Memory

Time of First Successful Submission: 2026-01-26 09:56:16

Lecture 2.1.4.1. Function Frames

Time of First Successful Submission: 2026-01-26 10:00:55

Lecture 2.1.5. Debugging C Programs

Time of First Successful Submission: 2026-01-26 10:07:54

Lab 2.1.5.1 - Using VSCode Debugger

Time of First Successful Submission: 2026-01-26 10:31:56

P2.1 Level 01 C Force

Time of First Successful Submission: 2026-01-27 21:19:08

P2.1 Level 02 C Args

Time of First Successful Submission: 2026-01-27 21:27:24

P2.1 Level 03 scanf

Time of First Successful Submission: 2026-01-27 21:47:31

P2.1 Level 04 getchar

Time of First Successful Submission: 2026-01-27 22:17:53

P2.1 Level 05 add-n-sub

Time of First Successful Submission: 2026-02-02 09:35:56

P2.1 Level 06 debug me

Time of First Successful Submission: 2026-02-02 09:40:06

Lecture 2.2.1.1. C-Arrays

Time of First Successful Submission: 2026-01-27 22:57:45

Lecture 2.2.2. C-Strings

Time of First Successful Submission: 2026-01-28 07:40:42

Lab 2.2.2.0 - Print C-String by Character

Time of First Successful Submission: 2026-01-28 08:18:57

Lab 2.2.2.1 - Debugging with Seg Faults

Time of First Successful Submission: 2026-01-28 08:34:39

Lecture 2.2.3.1. Input to String

Time of First Successful Submission: 2026-01-29 22:48:41

Lecture 2.2.3.2 Using fgets

Time of First Successful Submission: 2026-01-29 23:01:09

Lecture 2.2.3.3. Input Buffer

Time of First Successful Submission: 2026-01-29 23:10:06

Lecture 2.2.4. File operations

Time of First Successful Submission: 2026-02-02 06:13:08

Lab 2.2.4.1 - LeeT CaSe

Time of First Successful Submission: 2026-02-02 06:50:52

Lecture 2.2.5.1. strlen

Time of First Successful Submission: 2026-02-02 06:56:14

EzLab 2.2.5.1 - String Length (strlen)

Time of First Successful Submission: 2026-02-02 06:58:05

Lecture 2.2.5.2. strcat

Time of First Successful Submission: 2026-02-02 07:05:19

EzLab 2.2.5.2 - String Concatenate (strcat)

Time of First Successful Submission: 2026-02-02 07:12:02

Lecture 2.2.5.3. strcmp

Time of First Successful Submission: 2026-02-02 07:16:02

EzLab 2.2.5.3 - String Compare (strcmp)

Time of First Successful Submission: 2026-02-02 07:17:55

Lecture 2.2.5.4. strcpy

Time of First Successful Submission: 2026-02-02 07:22:47

EzLab 2.2.5.4 - String Copy (strcpy/strncpy)

Time of First Successful Submission: 2026-02-02 07:25:24

Lecture 2.2.5.6. strspn

Time of First Successful Submission: 2026-02-02 07:33:52

Lab 2.2.5.6 - String Highlighter

Time of First Successful Submission: 2026-02-02 08:43:21

P2.2 Level 01 length

Time of First Successful Submission: 2026-02-03 22:31:12

P2.2 Level 02 c-cat

Time of First Successful Submission: 2026-02-05 01:26:16

P2.2 Level 03 c-copy

Time of First Successful Submission: 2026-02-09 07:57:31

P2.2 Level 04 c-compare

Time of First Successful Submission: 2026-02-09 08:15:32

P2.2 Level 05 c-up

Time of First Successful Submission: 2026-02-09 08:58:06

P2.2 Level 06 c-bugs

Time of First Successful Submission: 2026-02-09 09:17:54

P2.2 Level 07 c-debugger

Time of First Successful Submission: 2026-02-09 09:23:03

P2.2 Level 08 c-debugger2

Time of First Successful Submission: 2026-02-09 09:33:01

P2.2 Level 09 c-grind

Time of First Successful Submission: 2026-02-09 09:41:07

Lecture 2.3.1. Stack pointers

Time of First Successful Submission: 2026-02-03 22:54:11

Lab 2.3.1.0 - Print Non-printable Chars

Time of First Successful Submission: 2026-02-04 05:39:47

Lecture 2.3.2.0 Examples Single Value

Time of First Successful Submission: 2026-02-04 05:51:55

Lecture 2.3.2.1. Examples of Ptr to Array

Time of First Successful Submission: 2026-02-04 06:09:22

EzLab 2.3.2.1 - Character Pointers

Time of First Successful Submission: 2026-02-07 01:26:42

EzLab 2.3.2.1 - C-String Pointers

Time of First Successful Submission: 2026-02-07 01:32:32

Lecture 2.3.3.1. strstr video

Time of First Successful Submission: 2026-02-07 01:50:01

EzLab 2.3.3.1 - Find str in str (strstr)

Time of First Successful Submission: 2026-02-07 07:17:41

Lab 2.3.3.1 - Find Word Count

Time of First Successful Submission: 2026-02-07 07:36:20

Lecture 2.3.3.2. strtok video

Time of First Successful Submission: 2026-02-07 07:48:15

EzLab 2.3.3.2 - Get tokens (strtok)

Time of First Successful Submission: 2026-02-07 07:52:18

Lab 2.3.3.2 - Word Count

Time of First Successful Submission: 2026-02-07 08:23:06

Lecture 2.3.3.3. strchr video

Time of First Successful Submission: 2026-02-07 08:30:43

Lecture 2.3.3.4. memset

Time of First Successful Submission: 2026-02-07 08:31:57

P2.3 Level 01 Pig Latin

Time of First Successful Submission: 2026-02-15 01:19:02

P2.3 Level 02 Pig Latin

Time of First Successful Submission: 2026-02-15 02:29:41

P2.3 Level 03 Pig Latin

Time of First Successful Submission: 2026-02-15 20:40:39

P2.3 Level 04 Pig Latin

Time of First Successful Submission: 2026-02-15 21:07:34

Lecture 2.4.1.1. struct into

Time of First Successful Submission: 2026-02-16 00:16:58

EzLab 2.4.1.1 - Using a struct

Time of First Successful Submission: 2026-02-16 00:24:19

Lecture 2.4.1.4. string to struct

Time of First Successful Submission: 2026-02-16 00:33:08

EzLab 2.4.1.4 - Struct from string

Time of First Successful Submission: 2026-02-16 00:39:48

Lecture 2.4.1.5. array of struct

Time of First Successful Submission: 2026-02-16 00:51:51

Lab 2.4.1.5 - Songs List

Time of First Successful Submission: 2026-02-16 04:06:44

Lecture 2.4.1.6. enum

Time of First Successful Submission: 2026-02-16 05:26:13

Lecture 2.4.2.1. C preprocessor

Time of First Successful Submission: 2026-02-16 05:36:23

EzLab 2.4.2.1 - C Preprocessor

Time of First Successful Submission: 2026-02-16 05:40:33

Lecture 2.4.2.2. Header files

Time of First Successful Submission: 2026-02-16 05:48:15

Lecture 2.4.2.6. Makefile

Time of First Successful Submission: 2026-02-16 05:55:31

EzLab 2.4.2.6 - Makefiles

Time of First Successful Submission: 2026-02-16 06:03:54

Lab 2.4.2.6 - Make Songs

Time of First Successful Submission: 2026-02-16 06:22:47

Lab 2.4.2.6 - Filter Songs

Time of First Successful Submission: 2026-02-16 06:48:22

Lecture 2.5.1.3. the heap

Time of First Successful Submission: 2026-02-18 21:23:15

Lecture 2.5.1.4. malloc an int

Time of First Successful Submission: 2026-02-18 21:29:04

Lecture 2.5.1.5. create a heap based array

Time of First Successful Submission: 2026-02-18 21:38:11

Lecture 2.5.1.6. free the heap

Time of First Successful Submission: 2026-02-18 21:39:57

EzLab 2.5.1.6 Heap

Time of First Successful Submission: 2026-02-18 21:42:33

Lab 2.5.1.6 - Stack on Heap

Time of First Successful Submission: 2026-02-23 03:47:40

Lecture 2.5.2.1. realloc

Time of First Successful Submission: 2026-02-23 03:52:30

Lecture 2.5.2.2. getline

Time of First Successful Submission: 2026-02-23 04:51:07

Lecture 2.5.2.3. strdup

Time of First Successful Submission: 2026-02-23 04:54:00

Lecture 2.5.2.4. struct malloc

Time of First Successful Submission: 2026-02-23 05:14:51

EzLab 2.5.2.4 Heap Based Array

Time of First Successful Submission: 2026-02-23 05:23:58

Lab 2.5.2.4 - Paging Songs

Time of First Successful Submission: 2026-02-23 05:49:18

P2.5 Level 01 Get Maxxed

Time of First Successful Submission: 2026-03-10 08:04:10

P2.5 Level 02 Load up those items

Time of First Successful Submission: 2026-03-10 09:22:35

P2.5 Level 03 Load the Rooms

Time of First Successful Submission: 2026-03-10 10:05:42

P2.5 Level 04 Free your mind

Time of First Successful Submission: 2026-03-10 10:18:40

P2.5 Level 05 Show me your room

Time of First Successful Submission: 2026-03-10 11:34:05

P2.5 Level 06 Moving Around

Time of First Successful Submission: 2026-03-10 11:46:57

P2.5 Level 07 Getting Items and Player's Inventory

Time of First Successful Submission: 2026-03-10 12:12:43

P2.5 Level 08 Dropping Items and Looking

Time of First Successful Submission: 2026-03-10 12:35:03

Lecture 2.6.1. Double Ptr Local

Time of First Successful Submission: 2026-03-01 18:58:03

Lecture 2.6.1.1. Double Ptr Heap

Time of First Successful Submission: 2026-03-02 08:20:02

Lecture 2.6.1.2. Triple Ptr Local

Time of First Successful Submission: 2026-03-02 08:35:51

Lecture 2.6.2.2. Pass-By-Address

Time of First Successful Submission: 2026-03-02 08:40:26

EzLab 2.6.2.2 Pass By Address

Time of First Successful Submission: 2026-03-02 08:44:19

Lecture 2.6.2.3. PBA - Double Ptrs

Time of First Successful Submission: 2026-03-02 08:48:43

Lecture 2.7.1.2. Array lists

Time of First Successful Submission: 2026-03-02 08:57:52

Lecture 2.7.1.3. Array lists insert and remove

Time of First Successful Submission: 2026-03-02 09:05:28

Lecture 2.7.2.0 Linked List

Time of First Successful Submission: 2026-03-02 09:15:44

Lecture 2.7.2.1. Linked List Insert at End

Time of First Successful Submission: 2026-03-02 09:18:16

Lecture 2.7.2.2. Linked List Insert at

Time of First Successful Submission: 2026-03-02 09:23:05

Lecture 2.7.2.3. Linked List Remove

Time of First Successful Submission: 2026-03-02 09:27:23

Lecture 2.7.2.4. Array list v. Linked List

Time of First Successful Submission: 2026-03-02 09:30:56

Lab 2.7.2.4a - Linked List Songs

Time of First Successful Submission: 2026-03-02 10:08:11

Lab 2.7.2.4b - LL Paging

Time of First Successful Submission: 2026-03-02 10:15:33

Lecture 3.1.1. OO Paradigm

Time of First Successful Submission: 2026-03-13 11:45:01

Lecture 3.1.2.1. Differences

Time of First Successful Submission: 2026-03-13 11:49:25

Lecture 3.1.2.2. Buffer and Files

Time of First Successful Submission: 2026-03-13 11:55:08

Lab 3.1.2.2 - Creating Objects from JSON

Time of First Successful Submission: 2026-03-15 21:01:57

Lecture 3.1.3. Classes

Time of First Successful Submission: 2026-03-16 03:32:19

EzLab 3.1.3.0 Classes & Objects

Time of First Successful Submission: 2026-03-16 03:42:43

Lecture 3.2.1. Inheritance introduction

Time of First Successful Submission: 2026-03-19 02:11:21

Lecture 3.2.2. Concrete Classes

Time of First Successful Submission: 2026-03-22 20:22:49

Lecture 3.2.2.1. Abstract Classes

Time of First Successful Submission: 2026-03-22 20:35:27

Lecture 3.2.2.2. Working with inherited classes

Time of First Successful Submission: 2026-03-22 20:43:31

EzLab 3.2.2.2 Inheritance

Time of First Successful Submission: 2026-03-22 20:54:35

Lecture 3.2.4. Header and c++ Files

Time of First Successful Submission: 2026-03-22 20:58:43

P3.2 Level 01 Get Data

Time of First Successful Submission: 2026-03-23 04:29:39

P3.2 Level 02 Create the Shop

Time of First Successful Submission: 2026-03-28 01:05:48

P3.2 Level 03 Shop Interface

Time of First Successful Submission: 2026-03-28 23:14:14

P3.2 Level 04 Buy

Time of First Successful Submission: 2026-03-29 02:33:51

P3.2 Level 05 Search

Time of First Successful Submission: 2026-03-29 23:06:30

P3.2 Level 06 Multi-store

Time of First Successful Submission: 2026-03-30 00:43:09

P3.2 Level 07 Search-Buy

Time of First Successful Submission: 2026-03-30 02:18:31

Lecture 3.3.1.2. Templated Types

Time of First Successful Submission: 2026-03-28 05:16:17

Lecture 3.3.2.1. STL Pairs and Vectors

Time of First Successful Submission: 2026-03-28 05:30:39

Lecture 3.3.2.2. STL Map

Time of First Successful Submission: 2026-03-28 05:35:00

Lecture 3.3.3. Smart Pointers

Time of First Successful Submission: 2026-03-28 05:42:36

Lecture 3.3.4.1. Pass by Reference

Time of First Successful Submission: 2026-03-28 05:48:08

Lecture 3.3.4.2. Operator Overloading

Time of First Successful Submission: 2026-03-28 05:51:38

Lecture 3.3.4.3. Friend keyword

Time of First Successful Submission: 2026-03-28 05:55:08

P3.3 Level 01 Integrate and Load

Time of First Successful Submission: 2026-04-11 01:17:17

P3.3 Level 02 Load Team

Time of First Successful Submission: 2026-04-12 00:58:18

P3.3 Level 03 Remove and Add

Time of First Successful Submission: 2026-04-12 10:31:12

P3.3 Level 04 Battle

Time of First Successful Submission: 2026-04-13 03:30:33

P3.3 Level 05 Challenge the Trainers

Time of First Successful Submission: 2026-04-13 04:37:46

EC 3.3 Level 01 Derek

Time of First Successful Submission: 2026-04-15 00:12:17

EC 3.3 Level 02 Sri

Time of First Successful Submission: 2026-04-17 10:35:57

EC 3.3 Level 03 Daniel10015

Time of First Successful Submission: 2026-04-15 00:34:13

EC 3.3 Level 04 Sayhilel

Time of First Successful Submission: 2026-04-16 00:03:30

EC 3.3 Level 05 Mai

Time of First Successful Submission: 2026-04-15 00:59:20

EC 3.3 Level 06 Memory Mastermind

Time of First Successful Submission: 2026-04-17 10:42:17

EC 3.3 Level 07 Jenna

Time of First Successful Submission: 2026-04-15 01:28:00

EC 3.3 Level 08 Prad

Time of First Successful Submission: 2026-04-17 10:47:31

EC 3.3 Level 09 Jared

Time of First Successful Submission: 2026-04-15 01:49:52

EC 3.3 Level 10 Sidharth

Time of First Successful Submission: 2026-04-15 23:10:02

EC 3.3 Level 11 Jay

Time of First Successful Submission: 2026-04-15 23:51:56

EC 3.3 Level 12 Tricky Mystic

Time of First Successful Submission: 2026-04-16 23:59:27

Lecture 3.4.1.0 BFS 1

Time of First Successful Submission: 2026-04-06 01:29:01

Lecture 3.4.1.1. BFS 2

Time of First Successful Submission: 2026-04-06 01:49:27

EzLab 3.4.1.1 BFS in a Matrix

Time of First Successful Submission: 2026-04-06 09:41:48

Lecture 3.4.2.0 Min Heap 1

Time of First Successful Submission: 2026-04-06 09:44:57

Lecture 3.4.2.1. Min Heap Insert

Time of First Successful Submission: 2026-04-06 09:48:18

Lecture 3.4.2.2. Min Heap Delete

Time of First Successful Submission: 2026-04-06 09:51:28

Lecture 3.4.2.3. Min Heap in Array

Time of First Successful Submission: 2026-04-06 10:01:40

Lecture 3.4.2.4. Min Heap in Arr Insert

Time of First Successful Submission: 2026-04-06 10:14:00

EC3.4 Level 01 - MUD Driver 1

Time of First Successful Submission: 2026-04-14 22:35:39

EC3.4 Level 02 - MUD Driver

Time of First Successful Submission: 2026-04-14 23:37:44

Lecture 4.1.1. Functional Programming Paradigm

Time of First Successful Submission: 2026-04-11 00:37:22

Lecture 4.1.1.2. Why Functional Language

Time of First Successful Submission: 2026-04-11 00:40:22

Lecture 4.1.2.1. Scheme Intro Part 1

Time of First Successful Submission: 2026-04-12 06:58:16

Lecture 4.1.2.2. Scheme Intro Part 2

Time of First Successful Submission: 2026-04-12 07:09:47

Lecture 4.1.2.3. Math Operations in Scheme

Time of First Successful Submission: 2026-04-12 07:12:49

Lecture 4.1.2.4. Predicates and Types

Time of First Successful Submission: 2026-04-12 07:19:55

Lecture 4.1.3.1. Conditionals

Time of First Successful Submission: 2026-04-12 07:23:44

Lab 4.1 - Hello

Time of First Successful Submission: 2026-04-12 07:26:43

Lecture 4.2.1.1. Functions

Time of First Successful Submission: 2026-04-20 05:45:32

Lab 4.2.1 - String Info

Time of First Successful Submission: 2026-04-20 05:58:15

Lecture 4.2.2. List Operations

Time of First Successful Submission: 2026-04-20 06:06:35

Lecture 4.2.2.1. Recursion

Time of First Successful Submission: 2026-04-20 06:12:52

Lecture 4.2.3. Higher Order Functions

Time of First Successful Submission: 2026-04-20 06:17:32

Lab 4.2.2 - String Mangler

Time of First Successful Submission: 2026-04-20 06:28:07

Lab 4.2.3 - Damage Calculator

Time of First Successful Submission: 2026-04-20 06:55:11

P4.2 Level 01 String Info

Time of First Successful Submission: 2026-04-20 07:29:21

P4.2 Level 02 FF Attack Calc

Time of First Successful Submission: 2026-04-20 07:46:17

P4.2 Level 03 FF Base Dmg Calc

Time of First Successful Submission: 2026-04-21 21:43:01

P4.2 Level 04 Factorial 2.0

Time of First Successful Submission: 2026-04-21 21:54:00

P4.2 Level 05 Get Fourthy

Time of First Successful Submission: 2026-04-21 21:56:41

P4.2 Level 06 Filtering My Char Out

Time of First Successful Submission: 2026-04-21 22:22:25


Start Here

6 / 12 31463 / 46925


Using the Terminal

Time of First Successful Submission: 2026-05-12 23:18:17

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-12 23:20:00

Using the GUI Desktop

Time of First Successful Submission: 2026-05-12 23:21:47

Pasting into the Desktop

Time of First Successful Submission: 2026-05-12 23:24:06

Restarting Challenges

Time of First Successful Submission: 2026-05-12 23:28:35


Linux Luminarium

128 / 128 3305 / 35073


Intro to Commands

Time of First Successful Submission: 2026-01-19 02:23:25

Intro to Arguments

Time of First Successful Submission: 2026-01-19 02:24:25

Command History

Time of First Successful Submission: 2026-01-19 02:25:09

The Root

Time of First Successful Submission: 2026-01-19 02:28:00

Program and absolute paths

Time of First Successful Submission: 2026-01-19 02:30:28

Position thy self

Time of First Successful Submission: 2026-01-19 02:43:43

Position elsewhere

Time of First Successful Submission: 2026-01-19 02:50:34

implicit relative paths, from /

Time of First Successful Submission: 2026-01-19 02:57:01

explicit relative paths, from /

Time of First Successful Submission: 2026-05-13 10:01:53

implicit relative path

Time of First Successful Submission: 2026-05-13 10:04:40

home sweet home

Time of First Successful Submission: 2026-05-13 10:29:00

cat: not the pet, but the command!

Time of First Successful Submission: 2026-01-19 03:02:13

catting absolute paths

Time of First Successful Submission: 2026-05-13 10:30:38

more catting practice

Time of First Successful Submission: 2026-05-13 10:32:25

grepping for a needle in a haystack

Time of First Successful Submission: 2026-05-13 10:33:47

comparing files

Time of First Successful Submission: 2026-05-13 10:36:23

listing files

Time of First Successful Submission: 2026-01-20 12:54:14

touching files

Time of First Successful Submission: 2026-05-13 22:54:55

removing files

Time of First Successful Submission: 2026-05-13 22:56:37

moving files

Time of First Successful Submission: 2026-05-13 22:58:18

copying files

Time of First Successful Submission: 2026-05-13 22:59:32

hidden files

Time of First Successful Submission: 2026-01-20 12:58:03

An Epic Filesystem Quest

Time of First Successful Submission: 2026-05-13 23:20:39

making directories

Time of First Successful Submission: 2026-05-13 23:24:18

finding files

Time of First Successful Submission: 2026-01-26 07:06:00

linking files

Time of First Successful Submission: 2026-05-13 23:52:03

Learning From Documentation

Time of First Successful Submission: 2026-05-14 00:44:52

Learning Complex Usage

Time of First Successful Submission: 2026-05-14 00:57:54

Reading Manuals

Time of First Successful Submission: 2026-05-14 11:19:14

Searching Manuals

Time of First Successful Submission: 2026-05-14 11:23:37

Searching For Manuals

Time of First Successful Submission: 2026-05-14 11:38:12

Helpful Programs

Time of First Successful Submission: 2026-05-14 11:43:34

Help for Builtins

Time of First Successful Submission: 2026-05-14 11:50:55

Matching with *

Time of First Successful Submission: 2026-05-14 11:56:37

Matching with ?

Time of First Successful Submission: 2026-05-14 12:03:13

Matching with []

Time of First Successful Submission: 2026-05-14 12:06:05

Matching paths with []

Time of First Successful Submission: 2026-05-14 12:09:18

Multiple globs

Time of First Successful Submission: 2026-05-14 12:12:18

Mixing globs

Time of First Successful Submission: 2026-05-14 12:16:14

Exclusionary globbing

Time of First Successful Submission: 2026-05-14 12:19:17

Tab completion

Time of First Successful Submission: 2026-05-14 12:20:56

Multiple options for tab completion

Time of First Successful Submission: 2026-05-14 12:30:45

Tab completion on commands

Time of First Successful Submission: 2026-05-14 12:31:42

Redirecting output

Time of First Successful Submission: 2026-01-26 04:27:45

Redirecting more output

Time of First Successful Submission: 2026-01-26 04:38:29

Appending output

Time of First Successful Submission: 2026-05-15 12:44:36

Redirecting errors

Time of First Successful Submission: 2026-05-15 12:52:44

Redirecting input

Time of First Successful Submission: 2026-01-26 04:46:14

Grepping stored results

Time of First Successful Submission: 2026-05-15 12:58:44

Grepping live output

Time of First Successful Submission: 2026-05-15 13:02:12

Grepping errors

Time of First Successful Submission: 2026-05-15 13:05:30

Filtering with grep -v

Time of First Successful Submission: 2026-05-16 00:35:45

Filtering with sed

Time of First Successful Submission: 2026-05-16 00:45:25

Duplicating piped data with tee

Time of First Successful Submission: 2026-05-19 15:28:46

Process substitution for input

Time of First Successful Submission: 2026-05-19 15:40:42

Writing to multiple programs

Time of First Successful Submission: 2026-05-19 15:50:11

Split-piping stderr and stdout

Time of First Successful Submission: 2026-05-19 18:35:02

Named pipes

Time of First Successful Submission: 2026-05-19 18:38:57

Printing Variables

Time of First Successful Submission: 2026-05-20 01:51:50

Setting Variables

Time of First Successful Submission: 2026-05-21 16:51:04

Multi-word Variables

Time of First Successful Submission: 2026-05-21 16:53:28

Exporting Variables

Time of First Successful Submission: 2026-05-21 17:07:27

Printing Exported Variables

Time of First Successful Submission: 2026-05-21 17:08:40

Storing Command Output

Time of First Successful Submission: 2026-05-21 17:10:33

Reading Input

Time of First Successful Submission: 2026-05-21 19:22:05

Reading Files

Time of First Successful Submission: 2026-05-21 19:24:38

Translating characters

Time of First Successful Submission: 2026-05-21 19:33:38

Deleting characters

Time of First Successful Submission: 2026-05-21 19:34:42

Deleting newlines

Time of First Successful Submission: 2026-05-21 19:38:25

Extracting the first lines with head

Time of First Successful Submission: 2026-05-21 19:40:22

Extracting specific sections of text

Time of First Successful Submission: 2026-05-21 19:43:53

Sorting data

Time of First Successful Submission: 2026-05-21 19:45:41

Listing Processes

Time of First Successful Submission: 2026-05-22 00:28:31

Killing Processes

Time of First Successful Submission: 2026-05-25 23:31:01

Interrupting Processes

Time of First Successful Submission: 2026-05-25 23:51:52

Killing Misbehaving Processes

Time of First Successful Submission: 2026-05-25 23:48:42

Suspending Processes

Time of First Successful Submission: 2026-05-25 23:49:56

Resuming Processes

Time of First Successful Submission: 2026-05-25 23:52:34

Backgrounding Processes

Time of First Successful Submission: 2026-05-25 23:56:09

Foregrounding Processes

Time of First Successful Submission: 2026-05-25 23:57:30

Starting Backgrounded Processes

Time of First Successful Submission: 2026-05-25 23:59:24

Process Exit Codes

Time of First Successful Submission: 2026-05-26 00:03:09

Becoming root with su

Time of First Successful Submission: 2026-05-26 00:12:38

Other users with su

Time of First Successful Submission: 2026-05-26 00:23:43

Cracking passwords

Time of First Successful Submission: 2026-05-26 00:41:09

Using sudo

Time of First Successful Submission: 2026-05-26 00:49:13

Changing File Ownership

Time of First Successful Submission: 2026-05-26 19:52:44

Groups and Files

Time of First Successful Submission: 2026-05-26 19:58:17

Fun With Groups Names

Time of First Successful Submission: 2026-05-26 19:59:48

Changing Permissions

Time of First Successful Submission: 2026-05-27 00:21:12

Executable Files

Time of First Successful Submission: 2026-05-27 00:28:48

Permission Tweaking Practice

Time of First Successful Submission: 2026-05-27 00:44:43

Permissions Setting Practice

Time of First Successful Submission: 2026-05-27 01:19:04

The SUID Bit

Time of First Successful Submission: 2026-05-27 01:29:30

Chaining with Semicolons

Time of First Successful Submission: 2026-05-27 01:30:24

Building on Success

Time of First Successful Submission: 2026-05-27 01:42:09

Handling Failure

Time of First Successful Submission: 2026-05-27 01:47:07

Your First Shell Script

Time of First Successful Submission: 2026-05-27 03:06:14

Redirecting Script Output

Time of First Successful Submission: 2026-05-27 05:37:59

Executable Shell Scripts

Time of First Successful Submission: 2026-05-28 06:56:39

Understanding Shebangs

Time of First Successful Submission: 2026-05-28 07:00:28

Scripting with Arguments

Time of First Successful Submission: 2026-05-28 07:11:01

Scripting with Conditionals

Time of First Successful Submission: 2026-05-28 07:22:33

Scripting with Default Cases

Time of First Successful Submission: 2026-05-28 07:37:31

Scripting with Multiple Conditions

Time of First Successful Submission: 2026-05-28 07:43:40

Reading Shell Scripts

Time of First Successful Submission: 2026-05-28 07:46:41

Launching Screen

Time of First Successful Submission: 2026-05-28 10:38:28

Detaching and Attaching

Time of First Successful Submission: 2026-05-28 10:40:14

Finding Sessions

Time of First Successful Submission: 2026-05-28 10:42:14

Switching Windows

Time of First Successful Submission: 2026-05-28 10:45:33

Detaching and Attaching (tmux)

Time of First Successful Submission: 2026-05-28 10:46:38

Switching Windows (tmux)

Time of First Successful Submission: 2026-05-28 10:52:50

The PATH Variable

Time of First Successful Submission: 2026-05-28 21:33:17

Setting PATH

Time of First Successful Submission: 2026-05-28 21:37:06

Finding Commands

Time of First Successful Submission: 2026-05-28 21:45:41

Adding Commands

Time of First Successful Submission: 2026-05-29 01:42:30

Hijacking Commands

Time of First Successful Submission: 2026-05-29 01:51:44

Bashrc Backdoor

Time of First Successful Submission: 2026-05-29 02:12:07

Sniffing Input

Time of First Successful Submission: 2026-05-29 03:05:17

Overshared Directories

Time of First Successful Submission: 2026-05-29 20:59:12

Tricky Linking

Time of First Successful Submission: 2026-05-29 22:55:17

Sniffing Process Arguments

Time of First Successful Submission: 2026-05-30 08:25:05

Snooping on Configurations

Time of First Successful Submission: 2026-05-30 08:28:19

The Fork Bomb

Time of First Successful Submission: 2026-05-31 02:04:58

Disk-Space Doomsday

Time of First Successful Submission: 2026-05-31 02:11:04

rm -rf /

Time of First Successful Submission: 2026-05-31 02:18:25

Life after rm -rf /

Time of First Successful Submission: 2026-05-31 02:35:07

Finding meaning after rm -rf /

Time of First Successful Submission: 2026-05-31 07:32:34


Playing With Programs

5 / 116 20502 / 24032


What's the password?

Time of First Successful Submission: 2026-06-03 23:36:41

... and again!

Time of First Successful Submission: 2026-06-03 23:38:31

Newline Troubles

Time of First Successful Submission: 2026-06-03 23:44:17

Reasoning about files

Time of First Successful Submission: 2026-06-03 23:50:56

Specifying Filenames

Time of First Successful Submission: 2026-06-03 23:55:16


DSU Cyber Camps

6 / 104 31633 / 47220


Using the Terminal

Time of First Successful Submission: 2026-05-12 23:18:17

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-12 23:20:00

Using the GUI Desktop

Time of First Successful Submission: 2026-05-12 23:21:47

Pasting into the Desktop

Time of First Successful Submission: 2026-05-12 23:24:06

Restarting Challenges

Time of First Successful Submission: 2026-05-12 23:28:35

Getting Help

Time of First Successful Submission: 2026-05-12 23:32:03


GCA CTF

6 / 104 31633 / 47220


Using the Terminal

Time of First Successful Submission: 2026-05-12 23:18:17

Using the VSCode Workspace

Time of First Successful Submission: 2026-05-12 23:20:00

Using the GUI Desktop

Time of First Successful Submission: 2026-05-12 23:21:47

Pasting into the Desktop

Time of First Successful Submission: 2026-05-12 23:24:06

Restarting Challenges

Time of First Successful Submission: 2026-05-12 23:28:35

Getting Help

Time of First Successful Submission: 2026-05-12 23:32:03