Basics · DSA Java Articles

Things to Know in C++/Java/Python or any language

ID	Problem	Difficulty	Section	Sheets
425	Input Output	Easy	Things to Know in C++/Java/Python or any language	A2Z
1211	Cpp Basics	Easy	Things to Know in C++/Java/Python or any language	A2Z
424	If ElseIf	Easy	Things to Know in C++/Java/Python or any language	A2Z
429	Switch Case	Easy	Things to Know in C++/Java/Python or any language	A2Z
2869	What are arrays, strings?	Easy	Things to Know in C++/Java/Python or any language	A2Z
2867	For loops	Easy	Things to Know in C++/Java/Python or any language	A2Z
2868	While loops	Easy	Things to Know in C++/Java/Python or any language	A2Z
2866	Functions (Pass by Reference and Value)	Easy	Things to Know in C++/Java/Python or any language	A2Z
1219	Theory with examples	Easy	Things to Know in C++/Java/Python or any language	A2Z

ID	Problem	Difficulty	Section	Sheets
1216	Easy and Medium	Easy	Build-up Logical Thinking	A2Z
1205	Hard	Easy	Build-up Logical Thinking	A2Z

ID	Problem	Difficulty	Section	Sheets
401	Pattern 1	Easy	Patterns	A2Z
412	Pattern 2	Easy	Patterns	A2Z
416	Pattern 3	Easy	Patterns	A2Z
417	Pattern 4	Easy	Patterns	A2Z
418	Pattern 5	Easy	Patterns	A2Z
419	Pattern 6	Easy	Patterns	A2Z
420	Pattern 7	Easy	Patterns	A2Z
421	Pattern 8	Easy	Patterns	A2Z
422	Pattern 9	Easy	Patterns	A2Z
402	Pattern 10	Easy	Patterns	A2Z
403	Pattern 11	Easy	Patterns	A2Z
404	Pattern 12	Easy	Patterns	A2Z
405	Pattern 13	Easy	Patterns	A2Z
406	Pattern 14	Easy	Patterns	A2Z
407	Pattern 15	Easy	Patterns	A2Z
408	Pattern 16	Easy	Patterns	A2Z
409	Pattern 17	Easy	Patterns	A2Z
410	Pattern 18	Easy	Patterns	A2Z
411	Pattern 19	Easy	Patterns	A2Z
413	Pattern 20	Medium	Patterns	A2Z
414	Pattern 21	Medium	Patterns	A2Z
415	Pattern 22	Medium	Patterns	A2Z

ID	Problem	Difficulty	Section	Sheets
1218	STL	Easy	Learn STL/Java-Collections or similar thing in your \| language	A2Z
1217	Java Collections	Easy	Learn STL/Java-Collections or similar thing in your \| language	A2Z

ID	Problem	Difficulty	Section	Sheets
367	Count all Digits of a Number	Easy	Know Basic Maths	A2Z
376	Reverse a number	Easy	Know Basic Maths	A2Z
374	Palindrome Number	Easy	Know Basic Maths	A2Z B75
372	GCD of Two Numbers	Easy	Know Basic Maths	A2Z
366	Check if the Number is Armstrong	Easy	Know Basic Maths	A2Z
2807	Print all Divisors	Easy	Know Basic Maths	A2Z
365	Check for Prime Number	Easy	Know Basic Maths	A2Z

ID	Problem	Difficulty	Section	Sheets
2401	Understand recursion by print something N times	Easy	Learn Basic Recursion	A2Z
2405	Print name N times using recursion	Easy	Learn Basic Recursion	A2Z
850	Print 1 to N using Recursion	Easy	Learn Basic Recursion	A2Z
852	Print N to 1 using Recursion	Easy	Learn Basic Recursion	A2Z
386	Sum of First N Numbers	Easy	Learn Basic Recursion	A2Z
371	Factorial of a given number	Easy	Learn Basic Recursion	A2Z
342	Reverse an array	Easy	Learn Basic Recursion	A2Z
378	Check if String is Palindrome or Not	Easy	Learn Basic Recursion	A2Z
381	Fibonacci Number	Easy	Learn Basic Recursion	A2Z

ID	Problem	Difficulty	Section	Sheets
1203	Basic Hashing	Easy	Learn Basic Hashing	A2Z
252	Counting Frequencies of Array Elements	Easy	Learn Basic Hashing	A2Z
344	Highest Occurring Element in an Array	Easy	Learn Basic Hashing	A2Z