#include <bits/stdc++.h>
using namespace std;
#define all(x) (x).begin(), (x).end()
#define ll long long int
#define pii pair <ll, ll>
#define pb push_back
#define ff first
#define ss second
const int N = 1e7+5;
ll dp[N];
ll F(ll x, int t, ll L){
ll cur = (t ? (L-x)*2 : x*2);
return min(L, cur);
}
ll delivery(int n, int K, int L, int p[]){
dp[0] = min(F(p[0], 1, L), F(p[0], 0, L));
int pos = 0;
priority_queue<pii> s;
s.push({-F(p[0], 1, L), 0});
for (int i = 1; i < n; i++){
if (i-K < 0) dp[i] = min(F(p[0], 1, L), F(p[i], 0, L));
else dp[i] = dp[i-K]+min(F(p[i-K+1], 1, L), F(p[i], 0, L));
dp[i] = min(dp[i], dp[i-1]+F(p[i], 1, L));
while(s.size() and s.top().ss < i-K+1) s.pop();
if (s.size()) dp[i] = min(dp[i], -s.top().ff);
s.push({-(dp[i-1]+F(p[i], 1, L)), i});
}
return dp[n-1];
}
// int main ()
// {
// ios::sync_with_stdio(false);
// cin.tie(0);
// int n, k, l;
// cin >> n >> k >> l;
// int p[n];
// for (int i = 0; i < n; i++) cin >> p[i];
// cout << delivery(n, k, l, p);
// }
Compilation message
boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:20:6: warning: unused variable 'pos' [-Wunused-variable]
20 | int pos = 0;
| ^~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
316 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
316 KB |
Output is correct |
4 |
Correct |
0 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
0 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
212 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
0 ms |
212 KB |
Output is correct |
4 |
Correct |
0 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
0 ms |
212 KB |
Output is correct |
7 |
Correct |
1 ms |
308 KB |
Output is correct |
8 |
Correct |
0 ms |
212 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
316 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
0 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
316 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
308 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
316 KB |
Output is correct |
24 |
Correct |
0 ms |
316 KB |
Output is correct |
25 |
Correct |
0 ms |
312 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
320 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
0 ms |
312 KB |
Output is correct |
31 |
Correct |
1 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
312 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
316 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
0 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
316 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
308 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
316 KB |
Output is correct |
24 |
Correct |
0 ms |
316 KB |
Output is correct |
25 |
Correct |
0 ms |
312 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
320 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
0 ms |
312 KB |
Output is correct |
31 |
Correct |
1 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
312 KB |
Output is correct |
33 |
Correct |
119 ms |
12428 KB |
Output is correct |
34 |
Correct |
112 ms |
15368 KB |
Output is correct |
35 |
Correct |
33 ms |
12976 KB |
Output is correct |
36 |
Correct |
119 ms |
12420 KB |
Output is correct |
37 |
Correct |
120 ms |
12292 KB |
Output is correct |
38 |
Correct |
115 ms |
12352 KB |
Output is correct |
39 |
Correct |
103 ms |
12444 KB |
Output is correct |
40 |
Correct |
115 ms |
12260 KB |
Output is correct |
41 |
Correct |
116 ms |
12280 KB |
Output is correct |
42 |
Correct |
99 ms |
12392 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
316 KB |
Output is correct |
2 |
Correct |
1 ms |
212 KB |
Output is correct |
3 |
Correct |
1 ms |
212 KB |
Output is correct |
4 |
Correct |
1 ms |
212 KB |
Output is correct |
5 |
Correct |
0 ms |
212 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
212 KB |
Output is correct |
8 |
Correct |
0 ms |
340 KB |
Output is correct |
9 |
Correct |
0 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
316 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
0 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
212 KB |
Output is correct |
16 |
Correct |
1 ms |
212 KB |
Output is correct |
17 |
Correct |
0 ms |
212 KB |
Output is correct |
18 |
Correct |
0 ms |
212 KB |
Output is correct |
19 |
Correct |
0 ms |
212 KB |
Output is correct |
20 |
Correct |
0 ms |
212 KB |
Output is correct |
21 |
Correct |
1 ms |
308 KB |
Output is correct |
22 |
Correct |
0 ms |
212 KB |
Output is correct |
23 |
Correct |
0 ms |
316 KB |
Output is correct |
24 |
Correct |
0 ms |
316 KB |
Output is correct |
25 |
Correct |
0 ms |
312 KB |
Output is correct |
26 |
Correct |
1 ms |
340 KB |
Output is correct |
27 |
Correct |
1 ms |
320 KB |
Output is correct |
28 |
Correct |
1 ms |
340 KB |
Output is correct |
29 |
Correct |
1 ms |
340 KB |
Output is correct |
30 |
Correct |
0 ms |
312 KB |
Output is correct |
31 |
Correct |
1 ms |
340 KB |
Output is correct |
32 |
Correct |
1 ms |
312 KB |
Output is correct |
33 |
Correct |
119 ms |
12428 KB |
Output is correct |
34 |
Correct |
112 ms |
15368 KB |
Output is correct |
35 |
Correct |
33 ms |
12976 KB |
Output is correct |
36 |
Correct |
119 ms |
12420 KB |
Output is correct |
37 |
Correct |
120 ms |
12292 KB |
Output is correct |
38 |
Correct |
115 ms |
12352 KB |
Output is correct |
39 |
Correct |
103 ms |
12444 KB |
Output is correct |
40 |
Correct |
115 ms |
12260 KB |
Output is correct |
41 |
Correct |
116 ms |
12280 KB |
Output is correct |
42 |
Correct |
99 ms |
12392 KB |
Output is correct |
43 |
Correct |
1140 ms |
133556 KB |
Output is correct |
44 |
Correct |
1112 ms |
157016 KB |
Output is correct |
45 |
Correct |
306 ms |
121064 KB |
Output is correct |
46 |
Correct |
1326 ms |
134016 KB |
Output is correct |
47 |
Correct |
1418 ms |
125952 KB |
Output is correct |
48 |
Correct |
1185 ms |
118380 KB |
Output is correct |
49 |
Correct |
1160 ms |
165280 KB |
Output is correct |
50 |
Correct |
1177 ms |
138372 KB |
Output is correct |
51 |
Correct |
1289 ms |
127816 KB |
Output is correct |
52 |
Correct |
1057 ms |
130552 KB |
Output is correct |