Homework Week of June 27th

june28hw.py

#Imports
import math
import csv

x = range(1,500)

#Fib (Using square roots to preserve ram)
def fib(n):
	fiby = ((1+math.sqrt(5))**n-(1-math.sqrt(5))**n)/(2**n*math.sqrt(5))
	return int(fiby)^2

#Mod or % Function Rewritten:
def modi(a,n):
	ai = int(a)
	ni = int(n)
	return ai - (ai//ni) * ni
	
#Write results of Fib() to CSV, with ID Numbers.
def write(file,list):
	z = 0
	f = csv.writer(open(file, 'wb'), delimiter=',', quotechar='|', quoting=csv.QUOTE_MINIMAL)
	for item in list:
		z+=1
		row = (z,item)
		f.writerow(row)

list = map(fib,x) #Generates list of Fib numbers
write("test.csv",list) #Writes list of Fib numbers to CSV (With ID Numbers)