Skip to content
</>
CodingGyan
Topics
About
Search problems
☾
Home
/
Programming Basics
🌱
Programming Basics
Variables, input, output and your first programs. 40 problems · Beginner level.
All
Easy
Medium
Hard
40 problems
Hello world and output
✓
Hello Name Greeting
beginner
✓
Formatted Output
easy
Variables and data types
✓
Swap Two Numbers
beginner
✓
32-bit Integer Overflow
easy
✓
Floating-Point Precision (0.1 + 0.2)
easy
Input from user
✓
Sum and Maximum of Input Numbers
easy
✓
Safe String to Integer Conversion
easy
Operators
✓
Integer Division and Remainder with Negative Numbers
easy
✓
Fence Post Problem
beginner
✓
Bitwise Operators Demo
easy
Conditionals
✓
Largest of Three Numbers
beginner
✓
Leap Year Check
beginner
✓
Grade Calculator
beginner
✓
Simple Calculator
easy
✓
Vowel or Consonant
beginner
✓
Day of the Week
beginner
Loops
✓
Multiplication Table
beginner
✓
Multiplication Grid (Nested Loops)
easy
✓
Power Without a Library Method
medium
✓
FizzBuzz
beginner
✓
Sum of the First N Numbers
beginner
✓
Print Numbers from 1 to n
easy
✓
Factorial with a Loop
easy
✓
First n Fibonacci Numbers
easy
✓
Sum of Multiples Below n
easy
strings basics
✓
String Equality: Content vs Reference
beginner
characters
✓
ASCII Value of a Character
easy
methods
✓
Variable Number of Arguments
easy
conditions
✓
Ordinal Number (1st, 2nd, 3rd)
easy
✓
BMI Category
easy
✓
Type of a Triangle
easy
✓
Number Sign Classification
easy
✓
Pythagorean Triple Check
easy
✓
Median of Three Numbers
easy
division and remainder
✓
Seconds to Clock Format
easy
integer math
✓
Ceiling Division
easy
✓
Count Multiples in a Range
easy
series
✓
Sum of the First n Odd Numbers
easy
formulas
✓
Rectangle Area and Perimeter
easy
money formatting
✓
Simple Interest with Exact Cents
easy