Submission #21,482

2026-01-13 10:22:10

cpp17

Accepted 35/35

25ms

1272 KiB

#include <iostream>

using namespace std;

int main()
{
    int N;
    int d[100000]={0};
    int a[100000]={0};
    cin>>N;
    for (int i=1;i<=N;i++)
    cin>>a[i];
    d[1]=a[1];d[2]=a[2]+a[1];
    for (int i=3;i<N+1;i++)
    if (d[i-1]<d[i-2]) d[i]=d[i-1]+a[i];
    else d[i]=d[i-2]+a[i];
    cout<<d[N];
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	35/35
		1	Accepted	0/0	2ms	1076 KiB
		2	Accepted	0/0	25ms	1076 KiB
		3	Accepted	1/1	2ms	1076 KiB
		4	Accepted	1/1	2ms	1272 KiB
		5	Accepted	1/1	1ms	1076 KiB
		6	Accepted	1/1	2ms	1180 KiB
		7	Accepted	1/1	1ms	1124 KiB
		8	Accepted	2/2	2ms	1076 KiB
		9	Accepted	2/2	2ms	1076 KiB
		10	Accepted	2/2	2ms	1076 KiB
		11	Accepted	2/2	2ms	1076 KiB
		12	Accepted	2/2	3ms	1264 KiB
		13	Accepted	2/2	4ms	1092 KiB
		14	Accepted	2/2	6ms	1172 KiB
		15	Accepted	2/2	8ms	1184 KiB
		16	Accepted	2/2	13ms	1268 KiB
		17	Accepted	2/2	17ms	1180 KiB
		18	Accepted	2/2	18ms	1080 KiB
		19	Accepted	2/2	20ms	1180 KiB
		20	Accepted	2/2	21ms	1180 KiB
		21	Accepted	2/2	24ms	1180 KiB
		22	Accepted	2/2	24ms	1180 KiB