Created
December 7, 2017 08:33
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def displayMenu(): | |
print('\n\n Main menu of calculator:') | |
print('1) add to numbers') | |
print('2) substract to numbers') | |
print('3) multiply to numbers') | |
print('4) divide to numbers') | |
print('5) potentize to numbers') | |
print('6) exit program') | |
print('7) factorial') | |
print('8) binomial coefficient') | |
def getNumbers(): | |
action = int(input('Choose your option (1-8): ')) | |
number1 = float(int(input('Type the first number: '))) | |
if action == 7: | |
number2 = 0 | |
else: | |
number2 = float(int(input('Type the second number: '))) | |
return action, number1, number2 | |
def add(number1,number2): | |
return number1+number2 | |
def sub(number1,number2): | |
return number1-number2 | |
def mult(number1,number2): | |
return number1*number2 | |
def div(number1,number2): | |
return number1/number2 | |
def power(number1,number2): | |
return number1**number2 | |
def factorial(n): | |
f = 1 | |
i = 0 | |
while i < n: | |
i += 1 | |
f = f * i | |
return f | |
def binomial(x, y): | |
if y == x: | |
return(1) | |
elif y == 1: | |
return(x) | |
elif y > x: | |
return(0) | |
else: | |
a = factorial(x) | |
b = factorial(y) | |
c = factorial(x-y) | |
div = a // (b * c) | |
return div | |
def displayResult(action, number1, number2): | |
result = 0 | |
if action == 1: | |
result = add(number1, number2) | |
if action == 2: | |
result = sub(number1, number2) | |
if action == 3: | |
result = mult(number1, number2) | |
if action == 4: | |
result = div(number1, number2) | |
if action == 5: | |
result = power(number1, number2) | |
if action == 6: | |
exit(0) | |
if action == 7: | |
result = factorial(number1) | |
if action == 8: | |
result = binomial(number1, number2) | |
print(round(result, 1)) | |
while True: | |
displayMenu() | |
action, number1, number2 = getNumbers() | |
displayResult(action, number1, number2) | |
answer = input('Do another calculation ("yes" or "y"; other to quit program)? ') | |
if (answer.lower() != 'yes' and answer.lower() != 'y'): | |
exit(0) |
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