7,962
students have developed their ABAP skills on Exercism.

Students
7,962
Submissions
162,974
Mentoring Discussions
161

The ABAP track needs attention ⚠️

Building

Build

Use your knowledge to build the ABAP track itself

Build Test Runners

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Create Test Runners that have the single responsibility of taking a solution, running all tests and returning a standardized output.

Usage statistics

Total Test Runner Runs
162,354
Test Run Pass Rate
13.4% (21677)
Test Run Fail Rate
36.5% (59296)
Test Run Error Rate
50.1% (81381)

Build Analyzers

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Build an Analyzer for ABAP: Exercism's analyzers automatically assess student's submissions and provide mentor-style commentary.

Next goal: Build an Analyzer. Find out more.

Build Representers

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Build a Representer: a bit of code that has the single responsibility of taking a solution and returning a normalized representation of it.

Next goal: Build a Representer. Find out more.

Create Practice Exercises

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Practice Exercises are exercises designed to allow students to solve an arbitrary problem, with the aim of them making use of the concepts they have learned so far.

Next goal: Implement at least 50 practice exercises. Find out more.

Usage statistics

40 active practice exercises
Started
Attempts
Completions
Mentoring requests
Hello, World! Hello, World!
7,042
17,997 (avg. 2.6)
4,662 (66.2%)
0 (0.0%)
ITAB Basics ITAB Basics
2,314
21,867 (avg. 9.4)
1,067 (46.1%)
40 (1.7%)
ITAB Aggregation ITAB Aggregation
1,138
15,260 (avg. 13.4)
508 (44.6%)
23 (2.0%)
ITAB Combination ITAB Combination
736
5,606 (avg. 7.6)
538 (73.1%)
20 (2.7%)
ITAB Nesting ITAB Nesting
539
4,450 (avg. 8.3)
382 (70.9%)
7 (1.3%)
Scrabble Score Scrabble Score
1,594
11,856 (avg. 7.4)
675 (42.3%)
22 (1.4%)
Two Fer Two Fer
888
5,577 (avg. 6.3)
675 (76.0%)
5 (0.6%)
Reverse String Reverse String
975
5,533 (avg. 5.7)
700 (71.8%)
8 (0.8%)
High Scores High Scores
686
7,246 (avg. 10.6)
455 (66.3%)
8 (1.2%)
Resistor Color Resistor Color
520
2,520 (avg. 4.8)
444 (85.4%)
5 (1.0%)
Leap Leap
522
3,033 (avg. 5.8)
457 (87.5%)
5 (1.0%)
Grains Grains
303
3,134 (avg. 10.3)
243 (80.2%)
3 (1.0%)
Kindergarten Garden Kindergarten Garden
368
4,956 (avg. 13.5)
240 (65.2%)
3 (0.8%)
Clock Clock
443
6,445 (avg. 14.5)
248 (56.0%)
1 (0.2%)
Hamming Hamming
315
2,412 (avg. 7.7)
270 (85.7%)
2 (0.6%)
Atbash Cipher Atbash Cipher
295
5,897 (avg. 20.0)
181 (61.4%)
2 (0.7%)
Nth Prime Nth Prime
283
2,675 (avg. 9.5)
180 (63.6%)
2 (0.7%)
Isogram Isogram
263
2,302 (avg. 8.8)
203 (77.2%)
0 (0.0%)
Phone Number Phone Number
300
3,475 (avg. 11.6)
188 (62.7%)
4 (1.3%)
Raindrops Raindrops
242
1,385 (avg. 5.7)
213 (88.0%)
1 (0.4%)
Anagram Anagram
225
2,967 (avg. 13.2)
157 (69.8%)
3 (1.3%)
Run Length Encoding Run Length Encoding
195
2,887 (avg. 14.8)
127 (65.1%)
1 (0.5%)
Matrix Matrix
215
1,676 (avg. 7.8)
137 (63.7%)
0 (0.0%)
Prime Factors Prime Factors
191
1,187 (avg. 6.2)
142 (74.3%)
1 (0.5%)
Minesweeper Minesweeper
192
2,436 (avg. 12.7)
87 (45.3%)
1 (0.5%)
Word Count Word Count
187
2,496 (avg. 13.3)
91 (48.7%)
1 (0.5%)
Beer Song Beer Song
229
2,808 (avg. 12.3)
124 (54.1%)
1 (0.4%)
Darts Darts
243
1,654 (avg. 6.8)
157 (64.6%)
1 (0.4%)
Elyses Enchantments Elyses Enchantments
210
1,759 (avg. 8.4)
143 (68.1%)
0 (0.0%)
Custom Signs Custom Signs
292
3,509 (avg. 12.0)
166 (56.8%)
1 (0.3%)
Secret Handshake Secret Handshake
63
687 (avg. 10.9)
35 (55.6%)
0 (0.0%)
Book Store Book Store
46
607 (avg. 13.2)
19 (41.3%)
0 (0.0%)
Acronym Acronym
77
655 (avg. 8.5)
54 (70.1%)
0 (0.0%)
Armstrong Numbers Armstrong Numbers
88
761 (avg. 8.6)
62 (70.5%)
2 (2.3%)
Collatz Conjecture Collatz Conjecture
69
475 (avg. 6.9)
55 (79.7%)
0 (0.0%)
State of Tic-Tac-Toe State of Tic-Tac-Toe
62
820 (avg. 13.2)
29 (46.8%)
0 (0.0%)
Crypto Square Crypto Square
56
731 (avg. 13.1)
28 (50.0%)
0 (0.0%)
ETL ETL
71
319 (avg. 4.5)
44 (62.0%)
0 (0.0%)
Affine Cipher Affine Cipher
33
490 (avg. 14.8)
20 (60.6%)
0 (0.0%)
Difference of Squares Difference of Squares
87
404 (avg. 4.6)
53 (60.9%)
0 (0.0%)
95 unimplemented practice exercises
All Your Base All Your Base
Allergies Allergies
Alphametics Alphametics
Bank Account Bank Account
Binary Search Binary Search
Binary Search Tree Binary Search Tree
Bob Bob
Bottle Song Bottle Song
Bowling Bowling
Change Change
Circular Buffer Circular Buffer
Complex Numbers Complex Numbers
Connect Connect
Custom Set Custom Set
D&D Character D&D Character
DOT DSL DOT DSL
Diamond Diamond
Dominoes Dominoes
Error Handling Error Handling
Flatten Array Flatten Array
Food Chain Food Chain
Forth Forth
Gigasecond Gigasecond
Go Counting Go Counting
Grade School Grade School
Grep Grep
Hangman Hangman
House House
ISBN Verifier ISBN Verifier
Killer Sudoku Helper Killer Sudoku Helper
Knapsack Knapsack
Largest Series Product Largest Series Product
Ledger Ledger
Lens Person Lens Person
Linked List Linked List
List Ops List Ops
Luhn Luhn
Markdown Markdown
Matching Brackets Matching Brackets
Meetup Meetup
Micro Blog Micro Blog
Nucleotide Count Nucleotide Count
OCR Numbers OCR Numbers
POV POV
PaaS I/O PaaS I/O
Palindrome Products Palindrome Products
Pangram Pangram
Parallel Letter Frequency Parallel Letter Frequency
Pascal's Triangle Pascal's Triangle
Perfect Numbers Perfect Numbers
Pig Latin Pig Latin
Poker Poker
Protein Translation Protein Translation
Proverb Proverb
Pythagorean Triplet Pythagorean Triplet
Queen Attack Queen Attack
REST API REST API
RNA Transcription RNA Transcription
Rail Fence Cipher Rail Fence Cipher
Rational Numbers Rational Numbers
React React
Rectangles Rectangles
Resistor Color Duo Resistor Color Duo
Resistor Color Trio Resistor Color Trio
Robot Name Robot Name
Robot Simulator Robot Simulator
Roman Numerals Roman Numerals
Rotational Cipher Rotational Cipher
SGF Parsing SGF Parsing
Saddle Points Saddle Points
Satellite Satellite
Say Say
Scale Generator Scale Generator
Series Series
Sieve Sieve
Simple Cipher Simple Cipher
Simple Linked List Simple Linked List
Space Age Space Age
Spiral Matrix Spiral Matrix
Square Root Square Root
Strain Strain
Sublist Sublist
Sum of Multiples Sum of Multiples
Tournament Tournament
Transpose Transpose
Tree Building Tree Building
Triangle Triangle
Twelve Days Twelve Days
Two Bucket Two Bucket
Variable Length Quantity Variable Length Quantity
Word Search Word Search
Wordy Wordy
Yacht Yacht
Zebra Puzzle Zebra Puzzle
Zipper Zipper