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Example of FP and imperative in python
#Task 9.5 - Arnab Kumar Datta (arnabkd)
import operator,random
levels = {'B' : 10 , 'I': 25 , 'A':100}
func = {'add': operator.add, 'mul' : operator.mul, 'sub' : operator.sub}
ops = {func['add'] : '+' , func['mul'] : '*', func['sub'] : '-'}
messages = ['Please ask your math teacher for help!','You need more practice.',\
'Well done!']
def play(level,op):
operand1 = random.randint(1,level); operand2 = random.randint(1,level)
ans = op(operand1, operand2)
input = int(raw_input(('Enter your answer for %d %s %d : ')\
%(operand1, ops[op],operand2 )))
return 1 if input == ans else 0
def feedback(points,rounds):
ratio = float(points) / float(rounds)
if (ratio > (2.0/3.0)): #more than 2/3rd correct
print messages[2]
elif(ratio >= (1.0/3.0)): #more than, or exactly 1/3rd correct
print messages[1]
else: #less than 1/3rd correct
print messages[0]
def main():
level = levels[raw_input("Choose difficulty (B)eginner / (I)ntermediate"+\
" / (A)dvanced: ")]
rounds = int (raw_input("Enter how many rounds you would like to play: "))
type = (raw_input("What type of quiz do you want :\nmul/sub/add/mix : "))
points = 0
if 'mix' not in type:
for i in range (rounds) : points += play(level,func[type])
else :
for i in range (rounds) : points += play(level, random.choice(func.values()))
feedback(points,rounds)
if (raw_input("Type \'r\' and press enter to restart the quiz\n")) == 'r' :
main()
if __name__ == "__main__":
main()
"""
Runtime example
arnabkd@stcroix ~/Desktop/uni/inf3331/inf3331/ukesoppgaver/uke9 $ python math_quiz.py
Choose difficulty (B)eginner / (I)ntermediate / (A)dvanced: B
Enter how many rounds you would like to play: 3
What type of quiz do you want :
mul/sub/add/mix : mix
Enter your answer for 10 - 5 : 5
Enter your answer for 6 + 1 : 7
Enter your answer for 9 - 1 : 0
You need more practice.
Type 'r' and press enter to restart the quiz
"""
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