Submission #21,574

2026-01-13 16:39:13

cpp17

Accepted 35/35

10ms

1220 KiB

// UUID: 3c211090-4f43-4ee9-8998-09bf97bba55f
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

int main() {
	ios::sync_with_stdio(false);
    cin.tie(0);

    int n;
    cin >>n;

    vector<int>ar(n),dp(n);

    for (int & x: ar) cin >> x;

    dp[0] = ar[0];
    dp[1] = ar[0]+ar[1];

    for (int i = 2; i <n; i++){
        dp [i] = min (dp[i-2], dp[i-1]);
        dp[i] += ar[i];
    }
    cout << dp[n-1];
}

	Sum	Test	Verdict		Time	Memory
base	35/35
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	10ms	1216 KiB
		3	Accepted	1/1	1ms	316 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	1ms	508 KiB
		11	Accepted	2/2	1ms	508 KiB
		12	Accepted	2/2	2ms	316 KiB
		13	Accepted	2/2	2ms	316 KiB
		14	Accepted	2/2	3ms	568 KiB
		15	Accepted	2/2	4ms	564 KiB
		16	Accepted	2/2	6ms	820 KiB
		17	Accepted	2/2	8ms	988 KiB
		18	Accepted	2/2	8ms	1072 KiB
		19	Accepted	2/2	9ms	1124 KiB
		20	Accepted	2/2	9ms	1144 KiB
		21	Accepted	2/2	10ms	1076 KiB
		22	Accepted	2/2	10ms	1220 KiB