# Write a Python program to Retain records with N occurrences of K 
 # Python3 code to demonstrate working of
# Retain records with N occurrences of K
# Using count() + list comprehension


# initializing list
test_list = [(4, 5, 6, 4, 4), (4, 4, 3), (4, 4, 4), (3, 4, 9)]


# printing original list
print("The original list is : " + str(test_list))


# initializing K
K = 4


# initializing N
N = 3


# Retain records with N occurrences of K
# Using count() + list comprehension
res = [ele for ele in test_list if ele.count(K) == N]


# printing result
print("Filtered tuples : " + str(res))