oj.uz

Submission #107044

# Submission time Handle Problem Language Result Execution time Memory
107044 2019-04-21T14:03:05 Z hugo_pm Boxes with souvenirs (IOI15_boxes) C++17
100 / 100
 1254 ms 411636 KB 
#pragma GCC target ("avx2")
#pragma GCC optimize ("O3")
#pragma GCC optimize ("unroll-loops")
#include "boxes.h"
#include <bits/stdc++.h>
using namespace std;

#define form2(i, a, b) for (int i = (a); i < (b); ++i)
#define ford2(i, a, b) for (int i = (a-1); i >= (b); --i)
#define form(i, n) form2(i, 0, n)
#define ford(i, n) ford2(i, n, 0)

#define chmax(x, v) x = max(x, (v))
#define chmin(x, v) x = min(x, (v))
#define fi first
#define se second

const long long BIG = 1000000000000000000LL;

typedef long long ll;
typedef long double ld;
typedef pair<int, int> pii;

int nbTeams, maxCarry, nbPos;
const int borne = (int)(1e7) + 5;
ll dp[2][borne];
int hd[2][borne];
int pos[borne];

void comp(int gt, int base)
{
	dp[gt][0] = 0;
	int deliv = base;
	if (deliv == 0) deliv = maxCarry;
	dp[gt][deliv] = hd[gt][deliv-1];
	deliv += maxCarry;

	while (deliv <= nbTeams) {
		int prev = deliv-maxCarry;
		dp[gt][deliv] = dp[gt][prev];
		dp[gt][deliv] += 2*hd[gt][prev-1];
		dp[gt][deliv] += hd[gt][deliv-1];
		dp[gt][deliv] -= hd[gt][prev-1];

		deliv += maxCarry;
	}

}

long long delivery(int N, int K, int L, int p[])
{
	nbTeams = N;
	maxCarry = K;
	nbPos = L;

	form(i, nbTeams) pos[i] = p[i];

	hd[0][0] = pos[0];
	form2(i, 1, nbTeams) {
		hd[0][i] = hd[0][i-1] + (pos[i] - pos[i-1]);
	}

	hd[1][0] = nbPos - pos[N-1];
	form2(i, 1, nbTeams) {
		int nextPos = N-i-1;
		int prevPos = N-i;
		hd[1][i] = hd[1][i-1] + (pos[prevPos] - pos[nextPos]);
	}

	form(base, maxCarry) {
		comp(0, base);
		comp(1, base);
	}

	form(gt, 2) form2(i, 1, nbTeams+1) dp[gt][i] += min(hd[gt][i-1], nbPos-hd[gt][i-1]);
	ll rep = BIG;

	form(g, nbTeams+1) {
		int rst = nbTeams-g;
		chmin(rep, dp[0][g] + dp[1][rst]);
	}

	return rep;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 3 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 4 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 4 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 3 ms 284 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 3 ms 284 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 324 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 384 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 2 ms 384 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 2 ms 384 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 3 ms 284 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 324 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 384 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 2 ms 384 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 2 ms 384 KB Output is correct
33 Correct 86 ms 32732 KB Output is correct
34 Correct 81 ms 32624 KB Output is correct
35 Correct 58 ms 32632 KB Output is correct
36 Correct 111 ms 32504 KB Output is correct
37 Correct 110 ms 32604 KB Output is correct
38 Correct 116 ms 32700 KB Output is correct
39 Correct 82 ms 32604 KB Output is correct
40 Correct 97 ms 32632 KB Output is correct
41 Correct 118 ms 32696 KB Output is correct
42 Correct 85 ms 32584 KB Output is correct

Subtask #6
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 384 KB Output is correct
2 Correct 2 ms 384 KB Output is correct
3 Correct 3 ms 384 KB Output is correct
4 Correct 2 ms 384 KB Output is correct
5 Correct 2 ms 384 KB Output is correct
6 Correct 2 ms 384 KB Output is correct
7 Correct 2 ms 384 KB Output is correct
8 Correct 2 ms 384 KB Output is correct
9 Correct 3 ms 384 KB Output is correct
10 Correct 3 ms 384 KB Output is correct
11 Correct 4 ms 384 KB Output is correct
12 Correct 2 ms 384 KB Output is correct
13 Correct 2 ms 384 KB Output is correct
14 Correct 2 ms 384 KB Output is correct
15 Correct 2 ms 384 KB Output is correct
16 Correct 2 ms 384 KB Output is correct
17 Correct 3 ms 384 KB Output is correct
18 Correct 1 ms 384 KB Output is correct
19 Correct 4 ms 384 KB Output is correct
20 Correct 2 ms 384 KB Output is correct
21 Correct 2 ms 384 KB Output is correct
22 Correct 3 ms 284 KB Output is correct
23 Correct 2 ms 384 KB Output is correct
24 Correct 2 ms 384 KB Output is correct
25 Correct 2 ms 324 KB Output is correct
26 Correct 3 ms 384 KB Output is correct
27 Correct 2 ms 384 KB Output is correct
28 Correct 3 ms 384 KB Output is correct
29 Correct 2 ms 384 KB Output is correct
30 Correct 2 ms 384 KB Output is correct
31 Correct 2 ms 384 KB Output is correct
32 Correct 2 ms 384 KB Output is correct
33 Correct 86 ms 32732 KB Output is correct
34 Correct 81 ms 32624 KB Output is correct
35 Correct 58 ms 32632 KB Output is correct
36 Correct 111 ms 32504 KB Output is correct
37 Correct 110 ms 32604 KB Output is correct
38 Correct 116 ms 32700 KB Output is correct
39 Correct 82 ms 32604 KB Output is correct
40 Correct 97 ms 32632 KB Output is correct
41 Correct 118 ms 32696 KB Output is correct
42 Correct 85 ms 32584 KB Output is correct
43 Correct 767 ms 313856 KB Output is correct
44 Correct 511 ms 333044 KB Output is correct
45 Correct 597 ms 341164 KB Output is correct
46 Correct 759 ms 411512 KB Output is correct
47 Correct 773 ms 411636 KB Output is correct
48 Correct 1254 ms 411472 KB Output is correct
49 Correct 709 ms 396220 KB Output is correct
50 Correct 513 ms 349988 KB Output is correct
51 Correct 832 ms 411512 KB Output is correct
52 Correct 624 ms 352688 KB Output is correct