Submission #1690270


Source Code Expand

#include<bits/stdc++.h>
using namespace std;

#define ll long long

const ll MAX = 1e5 + 10, inf = 1e17+1;

ll n, e, t, dp[MAX], x[MAX], p[MAX];

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    fill (dp, dp+MAX, inf);
    fill (p, p+MAX, inf);
    cin >> n >> e >> t;
    for (int i = 0; i < n; i++)
        cin >> x[i + 1];
    dp[0] = 0;
    p[0] = -2 * x[1];
    for (int i = 1; i <= n; i++)
    {
        int j = lower_bound(x + 1, x + n + 1, x[i] - t / 2) - x;
        j--;
        if (j > 0)
            dp[i] = p[j-1] + 2 * x[i];
        dp[i] = min(dp[i], dp[j] + t);
        p[i] = min(p[i-1], dp[i] - 2 * x[i+1]);
        //cout << i << " " << j << " " << dp[i] << " " << p[i] << "\n";
    }
    cout << dp[n] + e  << endl;
    return 0;
}

Submission Info

Submission Time
Task D - Shik and Game
User mahan_sh
Language C++14 (GCC 5.4.1)
Score 1200
Code Size 810 Byte
Status AC
Exec Time 16 ms
Memory 2560 KB

Judge Result

Set Name Sample Subtask1 All
Score / Max Score 0 / 0 600 / 600 600 / 600
Status
AC × 3
AC × 23
AC × 64
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt
Subtask1 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 1_11.txt, 1_12.txt, 1_13.txt, 1_14.txt, 1_15.txt, 1_16.txt, 1_17.txt, 1_18.txt, 1_19.txt, 2_00.txt, 2_01.txt, 2_02.txt, 2_03.txt, 2_04.txt, 2_05.txt, 2_06.txt, 2_07.txt, 2_08.txt, 2_09.txt, 2_10.txt, 2_11.txt, 2_12.txt, 2_13.txt, 2_14.txt, 2_15.txt, 2_16.txt, 2_17.txt, 2_18.txt, 2_19.txt, 2_20.txt, 2_21.txt, 2_22.txt, 2_23.txt, 2_24.txt, 2_25.txt, 2_26.txt, 2_27.txt, 2_28.txt, 2_29.txt, 2_30.txt, 2_31.txt, 2_32.txt, 2_33.txt, 2_34.txt, 2_35.txt, 2_36.txt, 2_37.txt, 2_38.txt, 2_39.txt, 2_40.txt
Case Name Status Exec Time Memory
0_00.txt AC 2 ms 1792 KB
0_01.txt AC 2 ms 1792 KB
0_02.txt AC 2 ms 1792 KB
1_00.txt AC 2 ms 1792 KB
1_01.txt AC 2 ms 1792 KB
1_02.txt AC 2 ms 1792 KB
1_03.txt AC 2 ms 1792 KB
1_04.txt AC 2 ms 1792 KB
1_05.txt AC 2 ms 1792 KB
1_06.txt AC 2 ms 1792 KB
1_07.txt AC 2 ms 1792 KB
1_08.txt AC 2 ms 1792 KB
1_09.txt AC 2 ms 1792 KB
1_10.txt AC 2 ms 1792 KB
1_11.txt AC 2 ms 1792 KB
1_12.txt AC 2 ms 1792 KB
1_13.txt AC 2 ms 1792 KB
1_14.txt AC 2 ms 1792 KB
1_15.txt AC 2 ms 1792 KB
1_16.txt AC 2 ms 1792 KB
1_17.txt AC 2 ms 1792 KB
1_18.txt AC 2 ms 1792 KB
1_19.txt AC 2 ms 1792 KB
2_00.txt AC 15 ms 2560 KB
2_01.txt AC 15 ms 2560 KB
2_02.txt AC 15 ms 2560 KB
2_03.txt AC 15 ms 2560 KB
2_04.txt AC 15 ms 2560 KB
2_05.txt AC 15 ms 2560 KB
2_06.txt AC 15 ms 2560 KB
2_07.txt AC 15 ms 2560 KB
2_08.txt AC 15 ms 2560 KB
2_09.txt AC 15 ms 2560 KB
2_10.txt AC 16 ms 2560 KB
2_11.txt AC 16 ms 2560 KB
2_12.txt AC 16 ms 2560 KB
2_13.txt AC 16 ms 2560 KB
2_14.txt AC 16 ms 2560 KB
2_15.txt AC 16 ms 2560 KB
2_16.txt AC 16 ms 2560 KB
2_17.txt AC 16 ms 2560 KB
2_18.txt AC 16 ms 2560 KB
2_19.txt AC 16 ms 2560 KB
2_20.txt AC 16 ms 2560 KB
2_21.txt AC 16 ms 2560 KB
2_22.txt AC 16 ms 2560 KB
2_23.txt AC 16 ms 2560 KB
2_24.txt AC 16 ms 2560 KB
2_25.txt AC 16 ms 2560 KB
2_26.txt AC 16 ms 2560 KB
2_27.txt AC 16 ms 2560 KB
2_28.txt AC 16 ms 2560 KB
2_29.txt AC 16 ms 2560 KB
2_30.txt AC 16 ms 2560 KB
2_31.txt AC 16 ms 2560 KB
2_32.txt AC 16 ms 2560 KB
2_33.txt AC 16 ms 2560 KB
2_34.txt AC 16 ms 2560 KB
2_35.txt AC 16 ms 2560 KB
2_36.txt AC 15 ms 2560 KB
2_37.txt AC 16 ms 2560 KB
2_38.txt AC 15 ms 2560 KB
2_39.txt AC 15 ms 2560 KB
2_40.txt AC 15 ms 2560 KB