'''This module contains Python functions corresponding to the hints
given to the "poisonous potions" problem in CSC108 booleans
lab.'''

def hint1(p1, p2, p3, p4):
    '''Return True if at least one of the boolen parameters 
    p1, p2, p3, or p4 is True. Return False otherwise.'''

    return p1 or p2 or p3 or p4

# add hint2 to hint5 here

def solution(p1, p2, p3, p4):
    '''Return True if the values of the boolean parameters p1, p2,
    p3, and p4 are such that when they are passed to the hint functions 
    in this module, all five functions return True. Return False otherwise.'''
    
    h1 = hint1(p1, p2, p3, p4)
    h2 = hint2(p2)
    h3 = hint3(p1, p3)
    h4 = hint4(p3, p4)
    h5 = hint5(p1, p3, p4)
    return h1 and h2 and h3 and h4 and h5

def make_bool(s):
    '''Return the bool equivalent of string s.  If s is not recognizable
    as a bool, return False.'''
    
    # make a lowercase version of s so there will be fewer comparisons to make.
    converted = s.lower()
    return converted == "true" or converted == "t"

if __name__ == "__main__":
    
    print "Tell me your hypothesis!"
    print "For each question, type true or false"
    guess1 = make_bool(raw_input("Is potion 1 poisonous? "))
    guess2 = make_bool(raw_input("Is potion 2 poisonous? "))
    guess3 = make_bool(raw_input("Is potion 3 poisonous? "))
    guess4 = make_bool(raw_input("Is potion 4 poisonous? "))
    if solution(guess1, guess2, guess3, guess4):
        print "You're right!"
    else:
        print "Sorry, your hypothesis is not correct."