Submission #628681

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
628681	2022-08-13T15:21:49 Z	kingmoshe	Radio Towers (IOI22_towers)	C++17	11 / 100	4000 ms	7924 KB

towers

#include "towers.h"

#include <vector>
#include <iostream>
std::vector<int> real_h(0);
int maxi = 0;

void init(int N, std::vector<int> H) {
    real_h.resize(N);
    for (int i = 0; i < N; i++) {
        real_h[i] = H[i];
        if (real_h[i] > maxi) {
            maxi = real_h[i];
        }
    }

}

int get_max_id(int l, int r) {
    int max_result = real_h[l];
    int max_id =l;
    for (int i = l + 1; i <= r; i++) {
        if (real_h[i] > max_result) {
            max_result = real_h[i];
            max_id = i;
        }
    }
    return max_id;
}

int get_min_id(int l, int r) {
    int min_result= real_h[l];
    int min_id =l;
    for (int i = l + 1; i <= r; i++) {
        if (real_h[i] < min_result) {
            min_result = real_h[i];
            min_id = i;
        }
    }
    return min_id;
}
int max_towers2(int l, int r, int d, int max_possible_value) {
    if (l > r) {
        return 0;
    }
    if (l == r) {
        if (real_h[l] <= max_possible_value) {
            return 1;
        }
        return 0;
    }
    if (l + 1 == r) {
        if (real_h[l] <= max_possible_value || real_h[l + 1] <= max_possible_value) {
            return 1;
        }
        return 0;
    }
    int max_id = get_max_id(l, r);
    int left_value = max_towers2(l, max_id - 1, d, real_h[max_id] - d);
    int right_value = max_towers2(max_id + 1, r, d, real_h[max_id] - d);
    if (left_value + right_value == 0) {
        int min_id = get_min_id(l, r);
        if (real_h[min_id] <= max_possible_value) {
            return 1;
        }
    }
    return left_value + right_value;
}
int max_towers(int L, int R, int D) {
    return max_towers2(L, R, D, maxi);
}

/*int main() {
    init(7, std::vector<int>{10, 20, 60, 40, 50, 30, 70});
    std::cout << max_towers(1, 5, 10) << std::endl;
    std::cout << max_towers(2, 2, 100) << std::endl;
    std::cout << max_towers(0, 6, 17) << std::endl;

}*/

Subtask #1
0 / 4.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4070 ms	4444 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #2
11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	208 KB	Output is correct
6	Correct	1 ms	208 KB	Output is correct
7	Correct	1 ms	208 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	1 ms	208 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	0 ms	208 KB	Output is correct
13	Correct	1 ms	336 KB	Output is correct
14	Correct	1 ms	336 KB	Output is correct
15	Correct	1 ms	208 KB	Output is correct
16	Correct	1 ms	208 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	336 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	208 KB	Output is correct
21	Correct	1 ms	248 KB	Output is correct
22	Correct	1 ms	208 KB	Output is correct
23	Correct	2 ms	464 KB	Output is correct
24	Correct	2 ms	336 KB	Output is correct
25	Correct	1 ms	256 KB	Output is correct
26	Correct	1 ms	208 KB	Output is correct
27	Correct	1 ms	208 KB	Output is correct
28	Correct	1 ms	256 KB	Output is correct
29	Correct	1 ms	208 KB	Output is correct
30	Correct	1 ms	208 KB	Output is correct
31	Correct	1 ms	208 KB	Output is correct
32	Correct	2 ms	464 KB	Output is correct
33	Correct	5 ms	464 KB	Output is correct
34	Correct	5 ms	384 KB	Output is correct
35	Correct	2 ms	504 KB	Output is correct

Subtask #3
0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	208 KB	Output is correct
6	Correct	1 ms	208 KB	Output is correct
7	Correct	1 ms	208 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	1 ms	208 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	0 ms	208 KB	Output is correct
13	Correct	1 ms	336 KB	Output is correct
14	Correct	1 ms	336 KB	Output is correct
15	Correct	1 ms	208 KB	Output is correct
16	Correct	1 ms	208 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	336 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	208 KB	Output is correct
21	Correct	1 ms	248 KB	Output is correct
22	Correct	1 ms	208 KB	Output is correct
23	Correct	2 ms	464 KB	Output is correct
24	Correct	2 ms	336 KB	Output is correct
25	Correct	1 ms	256 KB	Output is correct
26	Correct	1 ms	208 KB	Output is correct
27	Correct	1 ms	208 KB	Output is correct
28	Correct	1 ms	256 KB	Output is correct
29	Correct	1 ms	208 KB	Output is correct
30	Correct	1 ms	208 KB	Output is correct
31	Correct	1 ms	208 KB	Output is correct
32	Correct	2 ms	464 KB	Output is correct
33	Correct	5 ms	464 KB	Output is correct
34	Correct	5 ms	384 KB	Output is correct
35	Correct	2 ms	504 KB	Output is correct
36	Correct	9 ms	1052 KB	Output is correct
37	Correct	22 ms	1436 KB	Output is correct
38	Correct	21 ms	1492 KB	Output is correct
39	Correct	19 ms	1456 KB	Output is correct
40	Correct	13 ms	1360 KB	Output is correct
41	Correct	24 ms	1460 KB	Output is correct
42	Correct	13 ms	1440 KB	Output is correct
43	Correct	1468 ms	5064 KB	Output is correct
44	Correct	124 ms	2044 KB	Output is correct
45	Correct	28 ms	1484 KB	Output is correct
46	Correct	21 ms	1440 KB	Output is correct
47	Correct	22 ms	1360 KB	Output is correct
48	Correct	22 ms	1444 KB	Output is correct
49	Correct	21 ms	1416 KB	Output is correct
50	Correct	232 ms	2720 KB	Output is correct
51	Correct	783 ms	3992 KB	Output is correct
52	Correct	16 ms	1468 KB	Output is correct
53	Correct	21 ms	1464 KB	Output is correct
54	Correct	26 ms	1420 KB	Output is correct
55	Execution timed out	4013 ms	7924 KB	Time limit exceeded
56	Halted	0 ms	0 KB	-

Subtask #4
0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4085 ms	1440 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #5
0 / 17.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4074 ms	508 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #6
0 / 19.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	1 ms	208 KB	Output is correct
2	Correct	1 ms	208 KB	Output is correct
3	Correct	1 ms	208 KB	Output is correct
4	Correct	1 ms	208 KB	Output is correct
5	Correct	1 ms	208 KB	Output is correct
6	Correct	1 ms	208 KB	Output is correct
7	Correct	1 ms	208 KB	Output is correct
8	Correct	1 ms	208 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	1 ms	208 KB	Output is correct
11	Correct	1 ms	336 KB	Output is correct
12	Correct	0 ms	208 KB	Output is correct
13	Correct	1 ms	336 KB	Output is correct
14	Correct	1 ms	336 KB	Output is correct
15	Correct	1 ms	208 KB	Output is correct
16	Correct	1 ms	208 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	336 KB	Output is correct
19	Correct	1 ms	384 KB	Output is correct
20	Correct	1 ms	208 KB	Output is correct
21	Correct	1 ms	248 KB	Output is correct
22	Correct	1 ms	208 KB	Output is correct
23	Correct	2 ms	464 KB	Output is correct
24	Correct	2 ms	336 KB	Output is correct
25	Correct	1 ms	256 KB	Output is correct
26	Correct	1 ms	208 KB	Output is correct
27	Correct	1 ms	208 KB	Output is correct
28	Correct	1 ms	256 KB	Output is correct
29	Correct	1 ms	208 KB	Output is correct
30	Correct	1 ms	208 KB	Output is correct
31	Correct	1 ms	208 KB	Output is correct
32	Correct	2 ms	464 KB	Output is correct
33	Correct	5 ms	464 KB	Output is correct
34	Correct	5 ms	384 KB	Output is correct
35	Correct	2 ms	504 KB	Output is correct
36	Correct	9 ms	1052 KB	Output is correct
37	Correct	22 ms	1436 KB	Output is correct
38	Correct	21 ms	1492 KB	Output is correct
39	Correct	19 ms	1456 KB	Output is correct
40	Correct	13 ms	1360 KB	Output is correct
41	Correct	24 ms	1460 KB	Output is correct
42	Correct	13 ms	1440 KB	Output is correct
43	Correct	1468 ms	5064 KB	Output is correct
44	Correct	124 ms	2044 KB	Output is correct
45	Correct	28 ms	1484 KB	Output is correct
46	Correct	21 ms	1440 KB	Output is correct
47	Correct	22 ms	1360 KB	Output is correct
48	Correct	22 ms	1444 KB	Output is correct
49	Correct	21 ms	1416 KB	Output is correct
50	Correct	232 ms	2720 KB	Output is correct
51	Correct	783 ms	3992 KB	Output is correct
52	Correct	16 ms	1468 KB	Output is correct
53	Correct	21 ms	1464 KB	Output is correct
54	Correct	26 ms	1420 KB	Output is correct
55	Execution timed out	4013 ms	7924 KB	Time limit exceeded
56	Halted	0 ms	0 KB	-

Subtask #7
0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4070 ms	4444 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Submission #628681

Compilation message

Subtask #1 0 / 4.0

Subtask #2 11.0 / 11.0

Subtask #3 0 / 12.0

Subtask #4 0 / 14.0

Subtask #5 0 / 17.0

Subtask #6 0 / 19.0

Subtask #7 0 / 23.0

Subtask #1
0 / 4.0

Subtask #2
11.0 / 11.0

Subtask #3
0 / 12.0

Subtask #4
0 / 14.0

Subtask #5
0 / 17.0

Subtask #6
0 / 19.0

Subtask #7
0 / 23.0