Submission #22,103

2026-01-14 17:02:06

pypy3

Accepted 35/35

76ms

31748 KiB

# UUID: b4cd4140-ab0c-4e8f-ac21-274bb5da9c79
n = int(input())
szigetek = [int(x) for x in input().split()]
a = [0]*(n + 2)
a[0] = szigetek[0]
a[1] = szigetek[0] + szigetek[1]
for i in range(2,n):
    k = a[i-1] + szigetek[i] 
    j = a[i-2] + szigetek[i]
    a[i] = min(k, j)
print(a[n-1])

	Sum	Test	Verdict		Time	Memory
base	35/35
		1	Accepted	0/0	43ms	19416 KiB
		2	Accepted	0/0	68ms	31748 KiB
		3	Accepted	1/1	39ms	19484 KiB
		4	Accepted	1/1	45ms	19380 KiB
		5	Accepted	1/1	45ms	19380 KiB
		6	Accepted	1/1	39ms	19544 KiB
		7	Accepted	1/1	43ms	19368 KiB
		8	Accepted	2/2	43ms	21152 KiB
		9	Accepted	2/2	48ms	21480 KiB
		10	Accepted	2/2	48ms	21596 KiB
		11	Accepted	2/2	57ms	21656 KiB
		12	Accepted	2/2	56ms	21564 KiB
		13	Accepted	2/2	50ms	21704 KiB
		14	Accepted	2/2	50ms	22228 KiB
		15	Accepted	2/2	61ms	23676 KiB
		16	Accepted	2/2	64ms	25628 KiB
		17	Accepted	2/2	63ms	28640 KiB
		18	Accepted	2/2	71ms	29544 KiB
		19	Accepted	2/2	76ms	30404 KiB
		20	Accepted	2/2	64ms	30572 KiB
		21	Accepted	2/2	68ms	31620 KiB
		22	Accepted	2/2	75ms	31676 KiB