Merge pull request #2125 from pavitrachavda97/second

Adding hexCalculator project

Author: avinashkranjan

hexCalculator/README.md

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+# Decimal To Hexadecimal
+
+The aim of a decimal to hexadecimal (hex) calculator is to provide a tool that allows users to convert decimal numbers into their equivalent hexadecimal representation.
+
+Decimal to hexadecimal calculator takes a decimal number as input and converts it into a hexadecimal number.
+The following steps are involved in the conversion process:
+- User input
+- Validation
+- Conversion algorithm
+- Hexadecimal Output
+
+## Language
+- [x] Python
+
+## Setup instructions
+Run the below command to show output
+```
+python hexCalculator.py
+```
+
+## Output
+```
+Enter decimal value: 10
+Decimal Value: 10
+Hexadecimal Value: A
+```
+```
+Enter decimal value: 50
+Decimal Value: 50
+Hexadecimal Value: 32
+```

hexCalculator/hexCalculator.py

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+conversion_table = {0: '0', 1: '1', 2: '2', 3: '3', 4: '4',
+                    5: '5', 6: '6', 7: '7',
+                    8: '8', 9: '9', 10: 'A', 11: 'B', 12: 'C',
+                    13: 'D', 14: 'E', 15: 'F'}
+ 
+def decimalToHexadecimal(a):
+    b = ''
+    while(a > 0):
+        remainder = a % 16
+        b = conversion_table[remainder] + b
+        a = a // 16
+ 
+    return b
+
+decimal = int(input("Enter decimal value: "))
+hexadecimal = decimalToHexadecimal(decimal)
+
+print("Decimal Value:", decimal)
+print("Hexadecimal Value:", hexadecimal)