oj.uz

Submission #242838

# Submission time Handle Problem Language Result Execution time Memory
242838 2020-06-29T11:08:17 Z godwind Boxes with souvenirs (IOI15_boxes) C++14
100 / 100
 1063 ms 512664 KB 
#include "boxes.h"
#include <iostream>
#include <vector>
#include <algorithm>
#include <random>
#include <set>
#include <map>
#include <queue>
#include <cstring>
#include <cmath>
#include <bitset>
#include <iomanip>
#include <functional>
 
using namespace std;
 
template<typename T> void uin(T &a, T b) {
    if (b < a) {
        a = b;
    }
}
 
const int N = 10 * 1000 * 1000 + 7; // for now
const long long INF = 1e18 + 228;
 
long long pref[N], suff[N];
 
priority_queue<long long> Q[N / 2];
long long mod[N / 2];
 
long long delivery(int n, int k, int L, int p[]) {
    for (int i = 1; i <= n; ++i) {
        pref[i] = 2LL * p[i - 1];
        if (i > k) {
            pref[i] += pref[i - k];
        }
    }
    for (int i = n; i; --i) {
        suff[i] = 2LL * (L - p[i - 1]);
        if (i + k <= n) {
            suff[i] += suff[i + k];
        }
    }
    /*for (int i = 1; i <= n; ++i) {
        cout << pref[i] << ' ';
    }
    cout << endl;
    for (int i = 1; i <= n; ++i) {
        cout << suff[i] << ' ';
    }
    cout << '\n';*/
    long long answer = min(suff[1], pref[n]);
	if (k < n / 2) {
		int rem = 0;
		for (int r = 1; r <= n + 1; ++r) {
			mod[rem] += L;
			Q[rem].push(-(pref[r - 1] - mod[rem]));
			uin(answer, suff[r] + (-Q[rem].top() + mod[rem] ));
			++rem;
			if (rem == k) rem = 0;
		}
	} else {
		for (int c = 0; c <= (n + k - 1) / k; ++c) {
			long long cur = (long long)L * (long long)c;
			long long addit = INF;
			for (int l = 1; l <= n - c * k + 1; ++l) {
				uin(addit, pref[l - 1] + suff[l + c * k]);
			}
			uin(answer, cur + addit);
		}
	}
    return answer;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 89 ms 156920 KB Output is correct
2 Correct 87 ms 156920 KB Output is correct
3 Correct 89 ms 156920 KB Output is correct
4 Correct 96 ms 156920 KB Output is correct
5 Correct 91 ms 156920 KB Output is correct
6 Correct 87 ms 156920 KB Output is correct
7 Correct 95 ms 156920 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 156920 KB Output is correct
2 Correct 85 ms 156920 KB Output is correct
3 Correct 85 ms 156920 KB Output is correct
4 Correct 94 ms 156920 KB Output is correct
5 Correct 86 ms 156920 KB Output is correct
6 Correct 89 ms 156920 KB Output is correct
7 Correct 90 ms 156920 KB Output is correct

Subtask #3
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 86 ms 156920 KB Output is correct
2 Correct 85 ms 156920 KB Output is correct
3 Correct 87 ms 156920 KB Output is correct
4 Correct 85 ms 156920 KB Output is correct
5 Correct 85 ms 156920 KB Output is correct
6 Correct 86 ms 156920 KB Output is correct
7 Correct 86 ms 156920 KB Output is correct
8 Correct 100 ms 156924 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 89 ms 156920 KB Output is correct
2 Correct 87 ms 156920 KB Output is correct
3 Correct 89 ms 156920 KB Output is correct
4 Correct 96 ms 156920 KB Output is correct
5 Correct 91 ms 156920 KB Output is correct
6 Correct 87 ms 156920 KB Output is correct
7 Correct 95 ms 156920 KB Output is correct
8 Correct 86 ms 156920 KB Output is correct
9 Correct 85 ms 156920 KB Output is correct
10 Correct 85 ms 156920 KB Output is correct
11 Correct 94 ms 156920 KB Output is correct
12 Correct 86 ms 156920 KB Output is correct
13 Correct 89 ms 156920 KB Output is correct
14 Correct 90 ms 156920 KB Output is correct
15 Correct 86 ms 156920 KB Output is correct
16 Correct 85 ms 156920 KB Output is correct
17 Correct 87 ms 156920 KB Output is correct
18 Correct 85 ms 156920 KB Output is correct
19 Correct 85 ms 156920 KB Output is correct
20 Correct 86 ms 156920 KB Output is correct
21 Correct 86 ms 156920 KB Output is correct
22 Correct 100 ms 156924 KB Output is correct
23 Correct 89 ms 156920 KB Output is correct
24 Correct 87 ms 156924 KB Output is correct
25 Correct 89 ms 156920 KB Output is correct
26 Correct 87 ms 156920 KB Output is correct
27 Correct 91 ms 156968 KB Output is correct
28 Correct 86 ms 156920 KB Output is correct
29 Correct 86 ms 156920 KB Output is correct
30 Correct 86 ms 156920 KB Output is correct
31 Correct 88 ms 157048 KB Output is correct
32 Correct 93 ms 157012 KB Output is correct

Subtask #5
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 89 ms 156920 KB Output is correct
2 Correct 87 ms 156920 KB Output is correct
3 Correct 89 ms 156920 KB Output is correct
4 Correct 96 ms 156920 KB Output is correct
5 Correct 91 ms 156920 KB Output is correct
6 Correct 87 ms 156920 KB Output is correct
7 Correct 95 ms 156920 KB Output is correct
8 Correct 86 ms 156920 KB Output is correct
9 Correct 85 ms 156920 KB Output is correct
10 Correct 85 ms 156920 KB Output is correct
11 Correct 94 ms 156920 KB Output is correct
12 Correct 86 ms 156920 KB Output is correct
13 Correct 89 ms 156920 KB Output is correct
14 Correct 90 ms 156920 KB Output is correct
15 Correct 86 ms 156920 KB Output is correct
16 Correct 85 ms 156920 KB Output is correct
17 Correct 87 ms 156920 KB Output is correct
18 Correct 85 ms 156920 KB Output is correct
19 Correct 85 ms 156920 KB Output is correct
20 Correct 86 ms 156920 KB Output is correct
21 Correct 86 ms 156920 KB Output is correct
22 Correct 100 ms 156924 KB Output is correct
23 Correct 89 ms 156920 KB Output is correct
24 Correct 87 ms 156924 KB Output is correct
25 Correct 89 ms 156920 KB Output is correct
26 Correct 87 ms 156920 KB Output is correct
27 Correct 91 ms 156968 KB Output is correct
28 Correct 86 ms 156920 KB Output is correct
29 Correct 86 ms 156920 KB Output is correct
30 Correct 86 ms 156920 KB Output is correct
31 Correct 88 ms 157048 KB Output is correct
32 Correct 93 ms 157012 KB Output is correct
33 Correct 169 ms 188576 KB Output is correct
34 Correct 145 ms 188612 KB Output is correct
35 Correct 136 ms 184688 KB Output is correct
36 Correct 165 ms 188536 KB Output is correct
37 Correct 166 ms 186104 KB Output is correct
38 Correct 172 ms 186104 KB Output is correct
39 Correct 158 ms 188536 KB Output is correct
40 Correct 152 ms 188640 KB Output is correct
41 Correct 163 ms 189560 KB Output is correct
42 Correct 149 ms 186232 KB Output is correct

Subtask #6
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 89 ms 156920 KB Output is correct
2 Correct 87 ms 156920 KB Output is correct
3 Correct 89 ms 156920 KB Output is correct
4 Correct 96 ms 156920 KB Output is correct
5 Correct 91 ms 156920 KB Output is correct
6 Correct 87 ms 156920 KB Output is correct
7 Correct 95 ms 156920 KB Output is correct
8 Correct 86 ms 156920 KB Output is correct
9 Correct 85 ms 156920 KB Output is correct
10 Correct 85 ms 156920 KB Output is correct
11 Correct 94 ms 156920 KB Output is correct
12 Correct 86 ms 156920 KB Output is correct
13 Correct 89 ms 156920 KB Output is correct
14 Correct 90 ms 156920 KB Output is correct
15 Correct 86 ms 156920 KB Output is correct
16 Correct 85 ms 156920 KB Output is correct
17 Correct 87 ms 156920 KB Output is correct
18 Correct 85 ms 156920 KB Output is correct
19 Correct 85 ms 156920 KB Output is correct
20 Correct 86 ms 156920 KB Output is correct
21 Correct 86 ms 156920 KB Output is correct
22 Correct 100 ms 156924 KB Output is correct
23 Correct 89 ms 156920 KB Output is correct
24 Correct 87 ms 156924 KB Output is correct
25 Correct 89 ms 156920 KB Output is correct
26 Correct 87 ms 156920 KB Output is correct
27 Correct 91 ms 156968 KB Output is correct
28 Correct 86 ms 156920 KB Output is correct
29 Correct 86 ms 156920 KB Output is correct
30 Correct 86 ms 156920 KB Output is correct
31 Correct 88 ms 157048 KB Output is correct
32 Correct 93 ms 157012 KB Output is correct
33 Correct 169 ms 188576 KB Output is correct
34 Correct 145 ms 188612 KB Output is correct
35 Correct 136 ms 184688 KB Output is correct
36 Correct 165 ms 188536 KB Output is correct
37 Correct 166 ms 186104 KB Output is correct
38 Correct 172 ms 186104 KB Output is correct
39 Correct 158 ms 188536 KB Output is correct
40 Correct 152 ms 188640 KB Output is correct
41 Correct 163 ms 189560 KB Output is correct
42 Correct 149 ms 186232 KB Output is correct
43 Correct 1063 ms 501348 KB Output is correct
44 Correct 676 ms 493948 KB Output is correct
45 Correct 686 ms 445528 KB Output is correct
46 Correct 1056 ms 494520 KB Output is correct
47 Correct 1047 ms 459492 KB Output is correct
48 Correct 954 ms 461820 KB Output is correct
49 Correct 968 ms 502068 KB Output is correct
50 Correct 764 ms 506400 KB Output is correct
51 Correct 1051 ms 512664 KB Output is correct
52 Correct 711 ms 466144 KB Output is correct