#!/usr/bin/python3
import random
#Global listes
uniform_list=[]
gausian_list=[]
def fill_uniform(a,b):
	global uniform_list
	uniform_list=[random.randint(a,b-1) for _ in range(2*b)]
def fill_gausian(a,b):
	global gausian_list
	count=2*b
	while len(gausian_list)<count:
		x=int(random.gauss((a+b)/2, (b-a)/6))
		if a<=x<b:
			gausian_list.append(x)
def find_equal_positions():
	ml=[]
	for i,(u,g) in enumerate(zip(uniform_list,gausian_list)):
		if u==g:
			ml.append(i)
	return ml								
def main():
	while True:
		try:
			a=int(input("Dose a:"))
			b=int(input("Dose b:"))
			if a>=b:
				raise ValueError("To a mikrotero tou b")
			if b<=10:
				raise ValueError("To b>10")
			break	
		except Exception as e:
			print(f"Error {e}")
			exit(1)
	fill_gausian(a,b)
	fill_uniform(a,b)
	matches=find_equal_positions()
	print (matches)			
				
						
if __name__=="__main__":
	main()