Learn the basics

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

#	Problem	Links	Status	Action
1	User Input / Output
2	Data Types
3	If Else statements
4	Switch Statement
5	What are arrays, strings?
6	For loops
7	While loops
8	Functions (Pass by Reference and Value)
9	Time Complexity [Learn Basics, and then analyse in next Steps]

Build-up Logical Thinking

#	Problem	Links	Status	Action
1	Patterns

Learn STL/Java-Collections or similar thing in your language

#	Problem	Links	Status	Action
1	C++ STL
2	Java Collections

Know Basic Maths

#	Problem	Links	Status	Action
1	Count Digits
2	Reverse a Number
3	Check Palindrome
4	GCD Or HCF
5	Armstrong Numbers
6	Print all Divisors
7	Check for Prime

Learn Basic Recursion

#	Problem	Links	Status	Action
1	Understand recursion by print something N times
2	Print name N times using recursion
3	Print 1 to N using recursion
4	Print N to 1 using recursion
5	Sum of first N numbers
6	Factorial of N numbers
7	Reverse an array
8	Check if a string is palindrome or not
9	Fibonacci Number

Learn Basic Hashing

#	Problem	Links	Status	Action
1	Hashing Theory
2	Counting frequencies of array elements
3	Find the highest/lowest frequency element