## How do you make a guessing game in Java?

Approach: Below are the steps:

- The approach is to generate a random number using Math.
- Now using a loop, take K input from the user and for each input print whether the number is smaller or larger than the actual number.
- If within K trials the user guessed the number correctly, print that the user won.

## What is number guessing game in Java?

The number guessing game is based on a concept where player guesses a number between a range . If player guesses the exact number then player wins else player looses the game. Since this game provides limited attempts, so, player must guess the number with the limited attempts, else will lose the game.

**Does Java array have methods?**

The Arrays class in java. It consists of only static methods and the methods of Object class. The methods of this class can be used by the class name itself.

**What is Harshad number in Java?**

A number is said to be the Harshad number if it is divisible by the sum of its digit. For example, if number is 156, then sum of its digit will be 1 + 5 + 6 = 12. Since 156 is divisible by 12. So, 156 is a Harshad number.

### What is the use of math random in Java?

random() is used to return a pseudorandom double type number greater than or equal to 0.0 and less than 1.0. The default random number always generated between 0 and 1.

### Is array immutable in Java?

An immutable data type can’t be changed once it’s created. For example, In Java, String, Integer, Double are Immutable classes, while StringBuilder, Stack, and Java array are Mutable.

**Does an array have methods?**

An array is a reference type, which means it’s a sub-class of Object . Therefore all the methods of Object can be invoked on arrays.

**How do you find the game algorithm?**

Divide and Conquer Algorithm (Guessing Game) Steps:

- Add the Highest Range + Lowest range – 1 = Possible Guesses.
- Divide Possible Guesses by 2 Round Up (your guess), ask is this your number?
- If your guess is to low: the Lowest Range = your guess +1.
- If your guess is to high:
- If your guess isn’t to low or to high:
- Repeat.

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