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Projects/1-Beginner/DecToHex.md

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+# DecToHex
+
+**Tier:** Beginner 
+
+Decimal (Base 10) is the standard counting numbers system. 
+Hexadecimal (Base 16) is used for various purposes such as 
+ -  assembly programming languages and in machine code. 
+ -  It is often used to refer to memory addresses. 
+ -  It can be used during the debugging stage of writing a computer program and to represent numbers stored in a CPU's registers or in main memory.
+
+DecToHex lets the user enter any integer and displays its hexadeicmal (base 16) conversions. 
+Its main purpose is to allow users to understand the mathmathics behind decimal to hexadecimal conversions.
+
+
+
+This challenge requires that the developer implementing it follow these
+constraints:
+
+-   Since, the main purpose of the program is to allow users to understand the math behind decimal to hex conversions, the 'hex' function may not be used
+
+
+
+## User Stories 
+
+-  [ ] User should enter only a decimal (base 10) integer. Can be positive or negative.
+
+-  [ ] User can see the decimal number in base 16.
+
+-  [ ] If input is not a base 10 integer, the user is asked to enter a valid value until they do.
+
+## Bonus Features
+
+- [ ] User should be able to convert a hexadecimal number to decimal as well as decimal to hex.
+
+- [ ] User should be able to see the math behind the conversion of decimial to hex or vice versa. 
+
+## Userful links/resources
+
+-  [Decimal Number Wikipedia](https://en.wikipedia.org/wiki/Decimal) 
+-  [Hexadecimal Number Wikipedia](https://en.wikipedia.org/wiki/Hexadecimal)
+-  [Converting Decimal to Hexadecimal](https://www.wikihow.com/Convert-from-Decimal-to-Hexadecimal)
+-  [What are the uses of Hexadecimal values](https://medium.com/@savas/why-do-we-use-hexadecimal-d6d80b56f026)
+## Example project 
+-  [Decimal to Hex and vice versa converter](https://www.rapidtables.com/convert/number/decimal-to-hex.html)
+