Submission #21,241

2026-01-12 17:24:35

pypy3

Accepted 35/35

75ms

31724 KiB

# UUID: f71742c6-a565-45ef-9151-47193c3c8de1
n = int(input())
d = [int(x) for x in input().split()]

dp = [0] * n

dp[0] = d[0]
dp[1] = d[0] + d[1]

for i in range(2, n):
    dp[i] = d[i] + min(dp[i-1], dp[i-2])

print(dp[n-1])

	Sum	Test	Verdict		Time	Memory
base	35/35
		1	Accepted	0/0	39ms	19616 KiB
		2	Accepted	0/0	67ms	31692 KiB
		3	Accepted	1/1	41ms	19408 KiB
		4	Accepted	1/1	43ms	19328 KiB
		5	Accepted	1/1	45ms	19432 KiB
		6	Accepted	1/1	43ms	19404 KiB
		7	Accepted	1/1	41ms	19424 KiB
		8	Accepted	2/2	43ms	21092 KiB
		9	Accepted	2/2	48ms	21432 KiB
		10	Accepted	2/2	50ms	21652 KiB
		11	Accepted	2/2	50ms	21744 KiB
		12	Accepted	2/2	56ms	21668 KiB
		13	Accepted	2/2	50ms	21592 KiB
		14	Accepted	2/2	50ms	22388 KiB
		15	Accepted	2/2	52ms	23264 KiB
		16	Accepted	2/2	63ms	25576 KiB
		17	Accepted	2/2	70ms	28552 KiB
		18	Accepted	2/2	71ms	29484 KiB
		19	Accepted	2/2	64ms	30496 KiB
		20	Accepted	2/2	64ms	30692 KiB
		21	Accepted	2/2	75ms	31720 KiB
		22	Accepted	2/2	64ms	31724 KiB