Submission #23,117

2026-01-16 12:35:13

cpp17

Accepted 35/35

25ms

1076 KiB

#include <bits/stdc++.h>

using namespace std;

int main()
{
    int n;
    cin >> n;
    vector <int> ar(n);
    for (int i=0;i<n;i++)
    {
        cin >> ar[i];
    }
    vector <int> dp(n, 0);
    dp[0]=ar[0];
    dp[1]=ar[1]+ar[0];
    for (int i=2;i<n;i++)
    {
        dp[i]=ar[i]+min(dp[i-1], dp[i-2]);
    }
    cout<<dp[n-1];
    return 0;
}

	Sum	Test	Verdict		Time	Memory
base	35/35
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	25ms	1072 KiB
		3	Accepted	1/1	1ms	508 KiB
		4	Accepted	1/1	1ms	316 KiB
		5	Accepted	1/1	1ms	316 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	500 KiB
		13	Accepted	2/2	3ms	316 KiB
		14	Accepted	2/2	6ms	476 KiB
		15	Accepted	2/2	8ms	564 KiB
		16	Accepted	2/2	13ms	612 KiB
		17	Accepted	2/2	17ms	940 KiB
		18	Accepted	2/2	19ms	980 KiB
		19	Accepted	2/2	20ms	892 KiB
		20	Accepted	2/2	21ms	1076 KiB
		21	Accepted	2/2	24ms	1076 KiB
		22	Accepted	2/2	24ms	1060 KiB