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Simple Java Programs

This repository contains a collection of simple Java programs designed to demonstrate various programming concepts and techniques. Each program is described below with its functionality and purpose.

Program 1: Conditional Branching in Java

  • If the score is less than or equal to 40, the grade is D.
  • If the score is less than 61, the grade is C.
  • If the score is less than 81, the grade is B.
  • Otherwise, the grade is A.

Program 2: Output Example

  • Your score is 50.
  • Sorry, you did not pass.

Program 3: Odd Numbers from 1 to 100

  • Displays all odd numbers between 1 and 100.

Program 4: Triangle Area Calculator

  • Calculates the area of a triangle given the base and height.

Program 5: Character Count in a String

  • Displays the number of characters in the string "Programmer".

Program 6: Triangle Area Calculation

  • Calculates the area of a triangle.

Program 7: Rectangle Area Calculation

  • Calculates the area of a rectangle given the length and width.

Program 8: Circle Area Calculation

  • Calculates the area of a circle with π = 3.14 and radius = 7.

Program 9: Even Numbers from 1 to 75

  • Displays all even numbers between 1 and 75.

Program 10: Days of the Week Array

  • Creates an array containing the names of the days from Monday to Sunday.
  • Example: "Day 1 is Monday", "Day 2 is Tuesday", etc.

Program 11: Fibonacci Sequence

  • Displays the first 5 Fibonacci numbers with the first term = 6 and the second term = 9.

Program 12: Right-Angled Triangle with Stars

  • Creates a right-angled triangle using stars.

Program 13: Full Triangle with Stars

  • Creates a full triangle using stars.

Program 14: Simple Calculator

  • A basic calculator program.

Program 15: Rectangle Area Calculation

  • Calculates the area of a rectangle.

Program 16: Rectangle Area Calculation

  • Calculates the area of a rectangle.

Program 17: Trigonometric Calculations

  • Calculates sine, cosine, and tangent angles.

Program 18: Density Calculation

  • Calculates the density of a substance.

Program 19: Counting from 1 to 1 Million

  • Counts from 1 to 1 million and displays the record.

Program 20: Cube Surface Area Calculation

  • Calculates the surface area of a cube.

Program 21: Odd Numbers from 1 to 75

  • Displays all odd numbers between 1 and 75.

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