Submission #22,096

22096

2026-01-14 16:59:05

cpp17

Accepted 35/35

25ms

1196 KiB

// UUID: a89799a8-983b-47f7-aca2-b1dcf4caaa88
#include <bits/stdc++.h>
using namespace std;

int main() {
	int n, x;
	cin >> n;
	vector<int> v(n), v2(n);
	for (int i=0; i<n; i++) {
		cin >> v[i];
	}
	v2[0]=v[0];
	v2[1]=v[1]+v[0];
	for (int i=2; i<n; i++) {
		if (v2[i-2]>v2[i-1]) {
			x=v[i]+v2[i-1];
		} else {
			x=v[i]+v2[i-2];
		}
		v2[i]=x;
	}
//	for (int i=0; i<n; i++) {
//		cerr << v2[i] << " ";
//	}
	cout << v2[n-1];
}

	Sum	Test	Verdict		Time	Memory
base	35/35
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	25ms	1196 KiB
		3	Accepted	1/1	1ms	316 KiB
		4	Accepted	1/1	1ms	364 KiB
		5	Accepted	1/1	1ms	552 KiB
		6	Accepted	1/1	1ms	316 KiB
		7	Accepted	1/1	1ms	316 KiB
		8	Accepted	2/2	1ms	316 KiB
		9	Accepted	2/2	1ms	316 KiB
		10	Accepted	2/2	2ms	316 KiB
		11	Accepted	2/2	2ms	316 KiB
		12	Accepted	2/2	2ms	316 KiB
		13	Accepted	2/2	3ms	472 KiB
		14	Accepted	2/2	6ms	552 KiB
		15	Accepted	2/2	8ms	632 KiB
		16	Accepted	2/2	13ms	800 KiB
		17	Accepted	2/2	17ms	956 KiB
		18	Accepted	2/2	19ms	1040 KiB
		19	Accepted	2/2	21ms	1076 KiB
		20	Accepted	2/2	23ms	1112 KiB
		21	Accepted	2/2	24ms	1192 KiB
		22	Accepted	2/2	25ms	1076 KiB