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Slightly more pythonic conditional #1

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ea3146b
Slightly more pythonic conditional
Aareon Oct 28, 2017
32f3776
Couple more Pythonic improvements
Aareon Jan 11, 2018
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21 changes: 7 additions & 14 deletions bisectionsearch.py
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Original file line number Diff line number Diff line change
Expand Up @@ -8,38 +8,35 @@

while lastGuessWas != 'c':
guess = (high+low1)/2
print "Is your secret number " + str(guess) + "?"
print "Is your secret number {}?".format(guess)
lastGuessWas = raw_input("Enter 'h' to indicate the guess is too high. Enter 'l' to indicate the guess is too low. Enter 'c' to indicate I guessed correctly. ")
if lastGuessWas != 'l' and lastGuessWas != 'h' and lastGuessWas != 'c':
if lastGuessWas not in ('l', 'h', 'c'):
print 'Sorry, I did not understand your input.'
elif lastGuessWas == 'l':
low1 = guess
elif lastGuessWas == 'h':
high1 = guess
elif lastGuessWas == 'c':
print "Game over. Your secret number was: " + str(guess)
print "Game over. Your secret number was: {}".format(guess)

#minimum to pay off debt in 1 year

monthlyInterestRate = annualInterestRate/12.0
high2 = (balance * (1 + monthlyInterestRate)**12)/12.0
low2 = balance/12
fixedPayment = (high2 + low2)/2
searching = True

def adequatePayment(balance,monthlyInterestRate,fixedPayment):
'''
balance - the outstanding balance on the credit card
monthlyInterestRate - monthly interest rate as a decimal
'''
month = 1
while month <= 12:
for month in range(1, 12)
balance -= fixedPayment #Update the outstanding balance by removing the payment,
balance += monthlyInterestRate*balance #then charging interest on the result.
month += 1
return balance

while searching:
while True:
z = adequatePayment(balance,monthlyInterestRate,fixedPayment)
if round(z) < 0:
high2 = fixedPayment
Expand All @@ -48,8 +45,8 @@ def adequatePayment(balance,monthlyInterestRate,fixedPayment):
low2 = fixedPayment
fixedPayment = (high2 + low2)/2
elif round(z) == 0:
searching = False
print 'Lowest Payment:',round(fixedPayment,2)
break

#check if a character is in a string with recursion

Expand All @@ -60,9 +57,8 @@ def isIn(char, aStr):

returns: True if char is in aStr; False otherwise
'''
low = 0
high = len(aStr)-1
middle = (high + low)/2
middle = high/2
if aStr == "" :
return False
elif len(aStr) == 1:
Expand All @@ -73,6 +69,3 @@ def isIn(char, aStr):
return isIn(char, aStr[:middle-1])
else:
return isIn(char, aStr[middle+1:])