# Neon Number in C++2 min read

In this tutorial, we will write a neon number program in Cpp. We will write two different programs.

1. Check for neon number
2. Display the neon number within the range

## Neon Numbers

A number is said to be a neon number if the sum of the digits of a square of the number is equal t the original number.

Example: 9 is a Neon number (see explanation in the diagram).

## Neon Number in C++

C++ Program to check for neon numbers.

Output:

`Enter the number: 99 is a Neon number`

### C++ program to display all the neon number within a given range

Output:

`ENTER THE STARTING AND FINAL NUMBER FOR THE RANGE TO CHECKEnter the lowest number: 1Enter the Highest number: 2000Neon Number between them are:1 9`

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