Number
22 January7 ways to format double to 2 decimal places in java
Learn about how to format double to 2 decimal places in java
25 DecemberFind automorphic number in java
Learn about how to find automorphic number in java using different methods
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09 October
Java program to find first and last digit of a number
In this article, we are going to find first and last digit of a number in Java. To find first and last digit of any number, we can have several ways like using modulo operator or pow() and log() methods of Math class etc. Let’s see some examples. Before moving to example, let’s first create […]
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30 September
Find Perfect Number in Java
In this article, we are going to find whether a number is perfect or not using Java. A number is called a perfect number if the sum of its divisors is equal to the number. The sum of divisors excludes the number. There may be several approaches to find the perfect number. For example: 28 […]
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28 September
Number guessing game in java
In this article, we will implement Number guessing game in java. The number guessing game is based on a concept where player guess a number between a range. If player guess the exact number then player win else player loose the game. Since this game provides limited attempts, so, player must guess the number with […]
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03 October
Happy Number program in Java
In this article, we are going to learn to find Happy Number using Java. Let’s first understand, what is Happy Number? What is a Happy Number? A number which leaves 1 as a result after a sequence of steps and in each step number is replaced by the sum of squares of its digit. For […]
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28 September
How to find Magic Number in Java
In this article, we are going to learn to find Magic Number using Java. Let’s first understand, what is Magic Number? What is a Magic Number? A number which leaves 1 as a result after a sequence of steps and in each step number is replaced by the sum of its digits. For example, if […]
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18 September
Return second last digit of given number in java
In this topic, we will learn to get the second last digit of a number in Java with the help of examples. There can be several ways to get second last digit; here we are discussing some solutions. Using modulo operator Here, we are using modulo and divide operators to find the second last digit. […]
