def sum_list(lst1,lst2):
  
  res_list = [lst1[i] + lst2[i] for i in range(len(lst1))] 
  return res_list
def is_not_prime(n):
    import math
    
    result = False
    for i in range(2,int(math.sqrt(n)) + 1):
        if n % i == 0:
            result = True
    return result