import mathdef sumOfNumbers2a(): total = 0 moreNumbers = "yes" while moreNumbers[0] == "y": number = input("Enter a number: ") total = total + number moreNumbers = raw_input("Any more numbers? ") print "The sum of the numbers is", totaldef sumOfNumbers2b(): total = 0 moreNumbers = raw_input("Any numbers? ") while moreNumbers[0] == "y": number = input("Enter a number: ") total = total + number moreNumbers = raw_input("Any more numbers? ") print "The sum of the numbers is", totaldef countdownForm(n): for i in range(n,0,-1): print idef displaySquareRoots(n): for i in range(1,n+1): print math.sqrt(i)def numberedTriangle(n): for i in range(n, 0, -1): for j in range(i): print i, printdef numberedSquare(n): for i in range (1,n+1): for j in range(1,n+1): print "%3d" % i, printdef populationGrowth(p, g): doublePopulation = p * 2 while p <= doublePopulation: newPopulation = p + (p * g) print int(newPopulation) p = newPopulation