Submission #961654

# Submission time Handle Problem Language Result Execution time Memory
961654 2024-04-12T09:37:47 Z vjudge1 Safety (NOI18_safety) C++17
35 / 100
248 ms 201700 KB
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
#define ent "\n"

const int maxn = 5e3 + 100;
const ll INF = (ll)1e18 + 100;
const int inf = 1e9 + 100;
const int MOD = 1e9 + 7;
const int maxl = 14;

int n, h;
int a[maxn];
ll dp[maxn][maxn];

void test(){
    cin >> n >> h;
    int mx = 0;
    for(int i = 1; i <= n ;i++){
        cin >> a[i];
        mx = max(mx, a[i]);
    }
    if(max(mx, n) <= 5000){
        for(int x = 0; x <= 5000; x++){
            dp[1][x] = abs(x - a[1]);
        }
        for(int i = 2; i <= n; i++){
            deque<ll> d;
            for(int x = 0, l = 0, r = -1; x <= 5000; x++){
                while(abs(r - x + 1) <= h && r < 5000){
                    r++;
                    while(d.size() && d.back() > dp[i-1][r]){
                        d.pop_back();
                    }
                    d.push_back(dp[i-1][r]);
                }
                while(abs(l - x) > h){
                    if(d.front() == dp[i-1][l]){
                        d.pop_front();
                    }
                    l++;
                }
                dp[i][x] = d.front() + abs(x - a[i]);
            }
        }
        sort(dp[n], dp[n] + 5000 + 1);
        cout << dp[n][0];
    } else if(!h){
        sort(a + 1, a + n + 1);
        ll x = 0, y = 0;
        for(int i = 1; i <= n; i++){
            y += a[i];
        }
        ll ans = INF;
        for(int i = 1; i <= n; i++){
            x += a[i];
            ans = min(ans, 1ll * a[i] * i - x + y - x - 1ll * a[i] * (n - i));
        }
        cout << ans;
    }
}

int main(){
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    int t; t = 1;
    while(t--) test();
    cout << ent;
}
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2528 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2648 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 2 ms 2652 KB Output is correct
2 Correct 2 ms 2396 KB Output is correct
3 Correct 2 ms 2652 KB Output is correct
4 Correct 1 ms 2652 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Runtime error 5 ms 604 KB Execution killed with signal 11
2 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2528 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2648 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 24 ms 21072 KB Output is correct
14 Correct 22 ms 21084 KB Output is correct
15 Correct 20 ms 21148 KB Output is correct
16 Correct 22 ms 21096 KB Output is correct
17 Correct 25 ms 19068 KB Output is correct
18 Correct 17 ms 17024 KB Output is correct
19 Correct 21 ms 21120 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2528 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2648 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 24 ms 21072 KB Output is correct
14 Correct 22 ms 21084 KB Output is correct
15 Correct 20 ms 21148 KB Output is correct
16 Correct 22 ms 21096 KB Output is correct
17 Correct 25 ms 19068 KB Output is correct
18 Correct 17 ms 17024 KB Output is correct
19 Correct 21 ms 21120 KB Output is correct
20 Correct 21 ms 19036 KB Output is correct
21 Correct 35 ms 21108 KB Output is correct
22 Correct 20 ms 19056 KB Output is correct
23 Correct 18 ms 17140 KB Output is correct
24 Correct 20 ms 19096 KB Output is correct
25 Correct 16 ms 16988 KB Output is correct
26 Correct 21 ms 20868 KB Output is correct
27 Correct 20 ms 19032 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2528 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2648 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 24 ms 21072 KB Output is correct
14 Correct 22 ms 21084 KB Output is correct
15 Correct 20 ms 21148 KB Output is correct
16 Correct 22 ms 21096 KB Output is correct
17 Correct 25 ms 19068 KB Output is correct
18 Correct 17 ms 17024 KB Output is correct
19 Correct 21 ms 21120 KB Output is correct
20 Correct 21 ms 19036 KB Output is correct
21 Correct 35 ms 21108 KB Output is correct
22 Correct 20 ms 19056 KB Output is correct
23 Correct 18 ms 17140 KB Output is correct
24 Correct 20 ms 19096 KB Output is correct
25 Correct 16 ms 16988 KB Output is correct
26 Correct 21 ms 20868 KB Output is correct
27 Correct 20 ms 19032 KB Output is correct
28 Correct 243 ms 201448 KB Output is correct
29 Correct 202 ms 168704 KB Output is correct
30 Correct 232 ms 197572 KB Output is correct
31 Correct 171 ms 164784 KB Output is correct
32 Correct 200 ms 164704 KB Output is correct
33 Correct 248 ms 201700 KB Output is correct
34 Correct 231 ms 197588 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2528 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2648 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Incorrect 1 ms 348 KB Output isn't correct
14 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 1 ms 2652 KB Output is correct
2 Correct 1 ms 2528 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2648 KB Output is correct
5 Correct 1 ms 2652 KB Output is correct
6 Correct 1 ms 2652 KB Output is correct
7 Correct 1 ms 2652 KB Output is correct
8 Correct 2 ms 2652 KB Output is correct
9 Correct 2 ms 2396 KB Output is correct
10 Correct 2 ms 2652 KB Output is correct
11 Correct 1 ms 2652 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Incorrect 1 ms 348 KB Output isn't correct
14 Halted 0 ms 0 KB -