def test_count():
temp = SortedSet(range(100), load=7)
assert all(temp.count(val) == 1 for val in range(100))
assert temp.count(100) == 0
assert temp.count(0) == 1
temp.add(0)
assert temp.count(0) == 1
temp._check()
def test_count():
temp = SortedSet(range(100), load=7)
assert all(temp.count(val) == 1 for val in range(100))
assert temp.count(100) == 0
assert temp.count(0) == 1
temp.add(0)
assert temp.count(0) == 1
temp._check()
from sortedcontainers import SortedSet
def minimumBribes(q):
a = SortedSet(1, 2, 3, 4, 5)
"""
if __name__ == '__main__':
t = int(input())
for t_itr in range(t):
n = int(input())
q = list(map(int, input().rstrip().split()))
minimumBribes(q)
"""
a = SortedSet([1, 2, 3, 4, 5])
print(a.count(lambda x: x < 4))
