Java Challenges: 100+ Proven Tasks That Will Prepare You for Anything

1 Introduction ................................................ 11.1 Structure of the chapters ...................................... 11.2 Basic structure of the Eclipse project ............................ 31.3 Basic framework for unit tests .................................. 41.4 Note on programming style .................................... 51.5 Trying out the examples and solutions........................... 9I Fundamentals 112 Mathematical problems ...................................... 132.1 Introduction.................................................. 132.1.1 Roman numerals....................................... 172.1.2 Number Games ........................................ 182.2 Exercises ................................................... 212.2.1 Exercise 1: Basic Arithmetic (★✩✩✩✩) ................... 212.2.2 Exercise 2: Number as text (★★✩✩✩) .................... 222.2.3 Exercise 3: Perfect numbers (★★✩✩✩) ................... 222.2.4 Exercise 4: Prime Numbers (★★✩✩✩) ................... 232.2.5 Exercise 5: Prime number pairs (★★✩✩✩) ................ 232.2.6 Exercise 6: Checksum (★★✩✩✩) ........................ 232.2.7 Exercise 7: Roman numbers (★★★★✩) .................. 242.2.8 Exercise 8: Combinatorics (★★✩✩✩) .................... 242.2.9 Exercise 9: Armstrong Numbers (★★✩✩✩) ............... 252.2.10 Exercise 10: Max Change Calculator (★★★★✩) ........... 252.2.11 Exercise 11: Related Numbers (★★✩✩✩)................. 262.2.12 Exercise 12: Prime factorization (★★★✩✩)................ 262.3 Solutions .................................................... 272.3.1 Solution 1: Basic Arithmetic (★✩✩✩✩) ................... 272.3.2 Solution 2: Number as text (★★✩✩✩) .................... 302.3.3 Solution 3: Perfect numbers (★★✩✩✩) ................... 322.3.4 Solution 4: Prime Numbers (★★✩✩✩) .................... 342.3.5 Solution 5: Prime number pairs (★★✩✩✩) ................ 36vi Inhaltsverzeichnis2.3.6 Solution 6: Checksum (★★✩✩✩) ........................ 402.3.7 Solution 7: Roman numbers (★★★★✩) ................... 412.3.8 Solution 8: Combinatorics (★★✩✩✩) ..................... 462.3.9 Solution 9: Armstrong Numbers (★★✩✩✩) ................ 492.3.10 Solution 10: Max Change Calculator (★★★★✩) ............ 522.3.11 Solution 11: Related Numbers (★★✩✩✩) ................. 542.3.12 Solution 12: Prime factorization (★★★✩✩) ................ 553 Recursion .................................................. 593.1 Introduction.................................................. 593.1.1 Mathematical examples ................................. 593.1.2 Algorithmic examples ................................... 633.1.3 Steps when multiplying the digits of a number.............. 673.1.4 Typical problems ....................................... 683.2 Exercises ................................................... 713.2.1 Exercise 1: Fibonacci (★★✩✩✩) ......................... 713.2.2 Exercise 2: Process digits (★★✩✩✩) ..................... 713.2.3 Exercise 3: GCD (★★✩✩✩) ............................. 723.2.4 Exercise 4: Reverse String (★★✩✩✩) .................... 733.2.5 Exercise 5: Array Sum (★★✩✩✩) ........................ 733.2.6 Exercise 6: Array Min (★★✩

Binding Type: Paperback
Publisher: Apress
Published: 02/11/2022
ISBN: 9781484273944
Pages: 800
Weight: 3.00lbs
Size: 10.00h x 7.00w x 1.59d