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Added annotations for New Bees. Makes life simpler. #78

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327 changes: 193 additions & 134 deletions Algebra/simple_calculator.py
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Original file line number Diff line number Diff line change
@@ -1,171 +1,229 @@
import math
from sympy import symbols, solve, sqrt
from fractions import Fraction
import sys
# Importing required libraries
import math # for mathematical functions like sqrt, isqrt
from sympy import symbols, solve, sqrt # for solving algebra equations
from fractions import Fraction # for fraction conversions
import sys # for exiting the program

def main():

while True:

main_menu()
choice = input("Enter your choice (1-12): ")

if choice == '1':
perform_operation(add)
elif choice == '2':
perform_operation(subtract)
elif choice == '3':
perform_operation(multiply)
elif choice == '4':
perform_operation(divide)
elif choice == '5':
perform_operation(prime_number)
elif choice == '6':
perform_operation(prime_factor)
elif choice == '7':
perform_operation(square_root)
elif choice == '8':
perform_operation(solve)
elif choice == '9':
perform_operation(convert_decimals_to)
elif choice == '10':
perform_operation(convert_fractions_to)
elif choice == '11':
perform_operation(convert_percents_to)
elif choice == '12':
print("Goodbye!")
break
else:
print("Invalid choice. Please choose a valid option (1-12).")





def main():
# Infinite loop to keep program running until user exits
while True:
main_menu() # display menu options

choice = input("Enter your choice (1-12): ")

# Based on user choice, call respective function
if choice == '1':
perform_operation(add)
elif choice == '2':
perform_operation(subtract)
elif choice == '3':
perform_operation(multiply)
elif choice == '4':
perform_operation(divide)
elif choice == '5':
perform_operation(prime_number)
elif choice == '6':
perform_operation(prime_factor)
elif choice == '7':
perform_operation(square_root)
elif choice == '8':
perform_operation(solve)
elif choice == '9':
perform_operation(convert_decimals_to)
elif choice == '10':
perform_operation(convert_fractions_to)
elif choice == '11':
perform_operation(convert_percents_to)
elif choice == '12':
print("Goodbye!")
break # exit loop
else:
print("Invalid choice. Please choose a valid option (1-12).")


# ================= BASIC OPERATIONS =================

def add():
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))
print(f"a+b = {a+b}")
except ValueError:
print("Invalid input. Please enter integers only.")
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))
print(f"a+b = {a+b}")
except ValueError:
print("Invalid input. Please enter integers only.")


def subtract():
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))
print(f"a-b = {a-b}")
except ValueError:
print("Invalid input. Please enter integers only.")
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))
print(f"a-b = {a-b}")
except ValueError:
print("Invalid input. Please enter integers only.")


def multiply():
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))
print(f"a*b = {a*b}")
except ValueError:
print("Invalid input. Please enter integers only.")
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))
print(f"a*b = {a*b}")
except ValueError:
print("Invalid input. Please enter integers only.")


def divide():
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))
if b == 0:
print("Cannot divide by zero!")
else:
print(f"a/b = {a/b}")
except ValueError:
print("Invalid input. Please enter integers only.")
try:
a = int(input('Enter an integer: '))
b = int(input('Enter an integer: '))

if b == 0: # prevent division by zero
print("Cannot divide by zero!")
else:
print(f"a/b = {a/b}")
except ValueError:
print("Invalid input. Please enter integers only.")


# ================= NUMBER THEORY =================

def prime_number():
try:
number = int(input("Enter a positive integer: "))
if number <= 0:
try:
number = int(input("Enter a positive integer: "))

if number <= 0:
print("Invalid input. Please enter a positive integer.")
return

# Check if number is prime
is_prime = all(number % i != 0 for i in range(2, number))

print("prime" if is_prime else "composite")
except ValueError:
print("Invalid input. Please enter a positive integer.")
return
is_prime = all(number % i != 0 for i in range(2, number))
print("prime" if is_prime else "composite")
except ValueError:
print("Invalid input. Please enter a positive integer.")


def prime_factor():
try:
number = int(input('Enter an integer: '))
if number <= 0:
try:
number = int(input('Enter an integer: '))

if number <= 0:
print("Invalid input. Please enter a positive integer.")
return

# Find all factors of number
factors = [i for i in range(1, number + 1) if number % i == 0]

print(factors)
except ValueError:
print("Invalid input. Please enter a positive integer.")
return
factors = [i for i in range(1, number + 1) if number % i == 0]
print(factors)
except ValueError:
print("Invalid input. Please enter a positive integer.")


# ================= ROOT & EQUATIONS =================

def square_root():
try:
n = int(input('Without the radical, enter a square root to factor: '))
if n <= 0:
try:
n = int(input('Without the radical, enter a square root to factor: '))

if n <= 0:
print("Invalid input. Please enter a positive integer.")
return

# Find largest perfect square factor
max_factor = max(i**2 for i in range(1, math.isqrt(n) + 1) if n % (i**2) == 0)

other_factor = n // max_factor # remaining part

square_root = int(math.sqrt(max_factor)) # √(perfect square)

# Final simplified form using sympy sqrt
output = square_root * sqrt(other_factor)

print(output)

except ValueError:
print("Invalid input. Please enter a positive integer.")
return
max_factor = max(i**2 for i in range(1, math.isqrt(n) + 1) if n % (i**2) == 0)
other_factor = n // max_factor
square_root = int(math.sqrt(max_factor))
output = square_root * sqrt(other_factor)
print(output)
except ValueError:
print("Invalid input. Please enter a positive integer.")


def solve():
try:
x = symbols('x')
eq = input('Enter an equation to solve for x: 0 = ')
solutions = solve(eq, x)
print(f"x = {solutions[0]}" if solutions else "No solutions found.")
except (ValueError, TypeError, IndexError):
print("Invalid equation or no solutions found.")
try:
x = symbols('x') # define variable

eq = input('Enter an equation to solve for x: 0 = ')

solutions = solve(eq, x) # solve equation

print(f"x = {solutions[0]}" if solutions else "No solutions found.")

except (ValueError, TypeError, IndexError):
print("Invalid equation or no solutions found.")


# ================= CONVERSIONS =================

def convert_decimals_to():
try:
decimal = float(input("Enter a decimal number to convert: "))
fraction = Fraction(decimal).limit_denominator()
percent = decimal * 100
print(f"The decimal is {decimal}")
print(f"The fraction is {fraction}")
print(f"The percent is {percent}%")
except ValueError:
print("Invalid input. Please enter a valid decimal number.")
try:
decimal = float(input("Enter a decimal number to convert: "))

fraction = Fraction(decimal).limit_denominator()
percent = decimal * 100

print(f"The decimal is {decimal}")
print(f"The fraction is {fraction}")
print(f"The percent is {percent}%")

except ValueError:
print("Invalid input. Please enter a valid decimal number.")


def convert_fractions_to():
try:
fraction = input("Enter a fraction (numerator/denominator): ")
numerator, denominator = map(int, fraction.split("/"))
decimal = numerator / denominator
percent = decimal * 100
print(f"The decimal is {decimal}")
print(f"The percent is {percent}%")
except (ValueError, ZeroDivisionError):
print("Invalid input. Please enter a valid fraction.")
try:
fraction = input("Enter a fraction (numerator/denominator): ")

numerator, denominator = map(int, fraction.split("/"))

decimal = numerator / denominator
percent = decimal * 100

print(f"The decimal is {decimal}")
print(f"The percent is {percent}%")

except (ValueError, ZeroDivisionError):
print("Invalid input. Please enter a valid fraction.")


def convert_percents_to():
try:
percent = float(input("Enter a percent: ").strip("%"))
decimal = percent / 100
fraction = Fraction(decimal).limit_denominator()
print(f"The decimal is {decimal}")
print(f"The fraction is {fraction}")
except ValueError:
print("Invalid input. Please enter a valid percent.")
try:
percent = float(input("Enter a percent: ").strip("%"))

decimal = percent / 100
fraction = Fraction(decimal).limit_denominator()

print(f"The decimal is {decimal}")
print(f"The fraction is {fraction}")

# Write your code here
except ValueError:
print("Invalid input. Please enter a valid percent.")


# ================= CONTROL FUNCTIONS =================

def perform_operation(operation_func):
# Calls the function passed (like add, subtract, etc.)
operation_func()

# Ask user if they want to continue
if not continue_calculations():
sys.exit("Goodbye")
sys.exit("Goodbye") # exit program completely


def continue_calculations():
check = input("Do you want to continue calculations? (Y/N): ").upper()
return check != "N"

return check != "N" # return False only if user enters N


def main_menu():
# Display all menu options
print("Menu:")
print("1. Add")
print("2. Subtract")
Expand All @@ -181,5 +239,6 @@ def main_menu():
print("12. Exit")


if __name__=='__main__':
main()
# Entry point of program
if __name__ == '__main__':
main()