This training program will help you dive into: 

Language Basics  

• Print face 
• Creating Static Methods 
• Numeric Conversions 
• Selection statements 
• Darts Game 

Exceptions  

• Exceptions Handling 

Solving Arithmetic Problems with Loops  

• Leap Year 
• Population 
• Arithmetic Sequence 
• Calculations 
• Next Bigger 
• Gcd 
• Gcd. Variable parameter's number 
• [EXTRA] Newton method 

Working with Strings  

• Working With Strings 
• Getting a Character Index 
• Counting String Chars 
• Count of vowels 
• Looking for Chars 
• Shuffle Characters 

Formatting and Parsing Strings  

• Parsing Strings 
• RGB Converter 
• Louis Vuitton Date Code 
• Transform double 
• ISBN Verification 

Working with Arrays  

• Working With Arrays 
• Counting Array Elements 
• Getting an Array Element Index 
• Looking for an Array Element 
• Transformer in words 
• Prime factors 
• Get Neighbors 
• Anagrams 
• [EXTRA] Spiral matrix 

Implementing Search Algorithms  

• Find maximum 
• Balance element 
• Binary Search Algorithm 
• Relocation elements 
• Filter by Palindromic 
• Filter by Digit 

Implementing Sorting Algorithms  

• Selection Sort Algorithm 
• Insertion Sort Algorithm 

Solving Problems with Recursion  

• Getting a Character Index (Recursion) 
• Palindromic number (Recursion) 
• Looking for Chars (Recursion) 
• Looking for Array Elements (Recursion) 
• Find Maximum (Recursion) 

Searching in Strings  

• Searching in strings 
• Language Game 

Bit Operations  

• Get Memory Dump of Integer 
• Bit Operations 
• An Allergy Test