Submission #14,431

2025-01-10 18:39:03

python3

Accepted 50/50

79ms

4960 KiB

n, k = input().split()
retek = [int(x) for x in input().split()]
n = int(n)
k = int(k)
m = 0
for i in retek:
  if i == 1:
    m += 1
jo_utak = 0
for i in range(m):
  if i+k<=m:
    jo_utak += m-(i+k)+1
print(jo_utak)

	Sum	Test	Verdict		Time	Memory
base	50/50
		1	Accepted	0/0	16ms	2868 KiB
		2	Accepted	0/0	16ms	2864 KiB
		3	Accepted	0/0	46ms	4956 KiB
		4	Accepted	2/2	16ms	2884 KiB
		5	Accepted	2/2	17ms	2868 KiB
		6	Accepted	2/2	14ms	3100 KiB
		7	Accepted	3/3	16ms	2936 KiB
		8	Accepted	3/3	16ms	2932 KiB
		9	Accepted	3/3	16ms	3092 KiB
		10	Accepted	2/2	16ms	3016 KiB
		11	Accepted	3/3	16ms	3024 KiB
		12	Accepted	2/2	17ms	2992 KiB
		13	Accepted	3/3	17ms	2932 KiB
		14	Accepted	2/2	59ms	4724 KiB
		15	Accepted	2/2	78ms	4520 KiB
		16	Accepted	3/3	59ms	4844 KiB
		17	Accepted	3/3	46ms	4676 KiB
		18	Accepted	3/3	70ms	4956 KiB
		19	Accepted	3/3	41ms	4840 KiB
		20	Accepted	3/3	61ms	4960 KiB
		21	Accepted	3/3	57ms	4824 KiB
		22	Accepted	3/3	79ms	4960 KiB