Java Coding Programs

Learn to write a Java program that finds the maximum of two numbers using a conditional statement, taking two integers as input and printing the largest number.

Learn to write a Java program that checks whether a given number is odd or even by analyzing input, output, and logic, using the modulo operator and if-else.

Learn to write a Java program that checks if a given number is divisible by five using the modulo operator and an if statement, printing divisible or not divisible.

Learn to determine whether a given integer is positive, negative, or zero in Java using nested if statements or else-if.

Write a Java program to print the number of days in a given month using if-else chains and a switch statement, based on a user-entered month 1-12 and handling invalid months.

Explore a Java program that prints the days in a month using a switch statement. It accepts 1–12, outputs 31, 30, or 28/29 days, and handles invalid inputs.

Build a Java calculator program using a switch statement to perform addition, subtraction, multiplication, and division with two input numbers.

Learn to write a Java program that finds the maximum of three numbers using if statements and logical and, with examples like 40, 20 and 150, 99.

Identify a given character as vowel or not using a simple if statement; input a character, compare against a, e, i, o, u, and print vowel or not.

Explore printing numbers from 1 to 10 in java by using loops, comparing while and for loops, with initialization, condition checks, and increments to produce console output.

Learn to write a Java program that prints even numbers from 1 to 10 by using a modulo check and a for loop that increments by two.

Learn to print numbers from 1 to 50 divisible by 5 or 3 in Java using a for loop and a combined if condition.

Learn to print numbers from ten to one in Java by decrementing a counter with i-- and a while i >= 1 condition, illustrating loop control and termination.

Explain a Java program that prints the zigzag sequence 1, 10, 2, 9, 3, 8, 4, 7, 5, 6 by using two variables: an incrementing index and a decrementing value.

Learn how to write a Java program that sums numbers from one to ten by accumulating each next number into a running total starting at zero, and print the result.

Learn to write a Java program that sums even numbers from 1 to 10. Use a for loop with modulo and a sum variable, then print the result.

A Java program sums numbers from 1 to 10, subtracting numbers divisible by three, and prints the final result, which is 19.

Takes a number as input and finds its factorial by multiplying from 1 to n in an iterative approach, using a temporary result initialized to 1, then prints the value.

Learn how to write a Java program that computes the sum of fractions 1/2 to 5/6, handle integer vs double division, and use proper parentheses to get decimal results.

Develop a Java program that computes the sum of squares from 1 to 5 by looping from 1 to 5, squaring each number, and accumulating the total starting from zero. Then print the result, which is 55.

Develop a Java program that separates digits of a number using modulo 10 to obtain the last digit and divide by 10 to remove it, printing digits on separate lines.

Learn to count digits in a given number by repeatedly dividing by ten and incrementing a counter until the number becomes zero.

Write a Java program that sums the digits of a given number using modulo ten and division by ten, taking input with a scanner and printing the result.

Learn to write a Java program that checks if a number is an Armstrong number by summing the cubes of its digits and comparing to the original input, using Scanner.

Read a number from the user with a Java scanner, extract digits, and build its reverse by multiplying the accumulated result by 10 and adding each digit, starting from zero.

Learn to write a Java program that checks if a given number is a palindrome by reversing it and comparing to the original, using scanner input and an if statement.

Write a Java program to find divisors of a given number by iterating from 1 to n and printing numbers that divide evenly, with examples for 6 and 8.

Learn how to determine if a user-entered number is perfect by summing its proper divisors and comparing to the number, using Java Scanner and an if statement.

Write a Java program to input a number, count its divisors from 1 to n, and print whether the number is prime or not based on the divisor count.

Learn to print a square pattern of numbers by printing one to five across five lines, using nested for loops and line breaks with System.out.print and System.out.println.

Learn to write a Java program that prints a 5x5 square pattern using nested for loops, printing the row index five times per row with a newline after each row.

Analyze how to print a right-side triangle pattern in Java by dynamically printing spaces and numbers per row, revealing the i-to-space relationship and loop logic.

Explain how to write a Java program that prints a left side numeric triangle using for loops. The outer loop controls rows, the inner loop prints increasing numbers per row.

Demonstrate a Java program to print a full triangle pattern using nested loops, with spaces as five minus i and stars as two times i minus one across five lines.

Master reversing a full triangle pattern in Java by printing lines with decreasing stars and increasing spaces using nested loops.

Learn how to print a diamond pattern in Java by combining upper and lower triangle logic, mastering spaces, stars, and nested loops to generate the full diamond efficiently.

Write a java program to find the greatest number from a given set, using an array and a for loop, tracking the max and printing the result.