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scripts/Base_Conversion/README.md
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# BASE CONVERSION IN PYTHON
- Various functions for interconversion of bases
- Conversion of Binary to Decimal
- Conversion of Octal to Decimal
- Conversion of Hexadecimal to Decimal
- Conversion of Decimal to Binary
- Conversion of Decimal to Octal
- Conversion of Decimal to Hexaecimal

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scripts/Base_Conversion/main.py
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#Function to calculate x raised to the power y
def Power( x , y ) :
if (y == 0) :
return 1
else :
ans = x**y
return ans
#Function to convert Binary to Decimal
def BinaryToDecimal( n ) :
ans = 0
x = 1
m = int(n)
while m > 0 :
b = m%10
ans += b*x
x = x*2
m = m//10
return ans
#Function to convert Octal to Decimal
def OctalToDecimal( n ) :
ans = 0
x = 1
m = int(n)
while m > 0 :
b = m%10
ans += b*x
x = x*8
m = m//10
return ans
#Function to convert Hexadecimal to Decimal
def HexadecimalToDecimal( n ):
ans = 0
x = 1
s = len( n )
for i in range( s-1 , -1 , -1 ) :
if n[i] >= '0' and n[i] <= '9' :
ans += x*(int(n[i]))
elif n[i] >= 'A' and n[i] <= 'F' :
ans += x*(ord(n[i]) - ord('A') + 10)
x = x*16
return ans
#Function to convert Decimal to Binary
def DecimalToBinary( n ) :
L = []
while(n>0):
rem = n%2
L.append(rem)
n = n//2
#L = L[::-1]
dec = 0
for i in range(0,len(L)):
dec = dec + L[i]*(10**i)
return dec
#Function to convert Decimal to Octal
def DecimalToOctal( n ) :
ans = 0
count = 0
while (n > 0) :
lastDigit = n%8
ans += lastDigit*(10**(count))
n = n//8
count += 1
return ans
#Function to convert Decimal to Hexadecimal
def DecimaltoHexadecimal( n ) :
ans = ''
while (n > 0) :
lastDigit = n%16
if (lastDigit >= 0 and lastDigit <=9 ) :
ans = ans + str(lastDigit)
elif (lastDigit >= 10 and lastDigit <= 15) :
a = chr(ord('A') + (lastDigit-10))
ans = ans + a
n = n//16
return ans[::-1]
while True:
print('1 -> Calculate Exponents')
print('2 -> convert Binary to Decimal ')
print('3 -> convert Octal to Decimal ')
print('4 -> convert Hexadecimal to Decimal ')
print('5 -> convert Decimal to Binary ')
print('6 -> convert Decimal to Octal ')
print('7 -> convert Decimal to Hexadecimal ')
print('0 -> Exit')
n = int(input('\nEnter: '))
if n == 1:
a,b = int(input("Enter Base :\n")),int(input("Enter Superscript : \n"))
print("The result is : ",Power(a,b), "\n")
elif n == 2:
b = int(input("Enter Binary Number:\n"))
print("Corresponding Decimal Number is : ", BinaryToDecimal(b), "\n")
elif n == 3:
b = int(input("Enter Octal Number:\n"))
print("Corresponding Decimal Number is : ", OctalToDecimal(b), "\n")
elif n == 4:
b = (input("Enter Hexadecimal Number:\n"))
print("Corresponding Decimal Number is : ", HexadecimalToDecimal(b), "\n")
elif n == 5:
b = int(input("Enter Decimal Number:\n"))
print("Corresponding Binary Number is : ", DecimalToBinary(b), "\n")
elif n == 6:
b = int(input("Enter Decimal Number:\n"))
print("Corresponding Octal Number is : ", DecimalToOctal(b), "\n")
elif n == 7:
b = int(input("Enter Decimal Number:\n"))
print("Corresponding Hexadecimal Number is : ", DecimaltoHexadecimal(b), "\n")
elif n == 0:
exit()
else:
print("\nNo such option exists!! ")