add 5-2-1-crazy-streams solution#210

serhii-shyian wants to merge 1 commit intobobocode-projects:mainbobocode-projects/java-fundamentals-exercises:mainfrom

serhii-shyian:5-2-1-crazy-streams-solutionserhii-shyian/java-fundamentals-exercises:5-2-1-crazy-streams-solutionCopy head branch name to clipboard