Fixed xrange compatibility for Python 3

Author: daniel-s-ingram

Project Euler/Problem 10/sol1.py

@@ -1,6 +1,11 @@
 from __future__ import print_function
 from math import sqrt
 
+try:
+	xrange			#Python 2
+except NameError:
+	xrange = range	#Python 3
+
 def is_prime(n):
 	for i in xrange(2, int(sqrt(n))+1):
 		if n%i == 0:

Project Euler/Problem 25/sol1.py

@@ -1,5 +1,10 @@
 from __future__ import print_function
 
+try:
+	xrange			#Python 2
+except NameError:
+	xrange = range	#Python 3
+
 def fibonacci(n):
 	if n == 1 or type(n) is not int:
 		return 0

Project Euler/Problem 28/sol1.py

@@ -1,6 +1,11 @@
 from __future__ import print_function
 from math import ceil
 
+try:
+	xrange			#Python 2
+except NameError:
+	xrange = range	#Python 3
+
 def diagonal_sum(n):
 	total = 1