Submission #633382

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
633382	2022-08-22T09:48:34 Z	Lawliet	Radio Towers (IOI22_towers)	C++17	11 / 100	4000 ms	1736 KB

towers

#include "towers.h"
#include <bits/stdc++.h>

using namespace std;

const int maxn = 100010;

int n;

int v[maxn];
int dp[maxn];

void init(int N, std::vector<int> H) {
    n = N;

    for(int i = 1 ; i <= n ; i++)
        v[i] = H[i - 1];
}

int max_towers(int L, int R, int D) 
{
    L++; R++;
    int ans = 0;

    for(int i = R ; i >= L ; i--)
    {
        dp[i] = 0;
        int maxTower = v[i + 1];

        for(int j = i + 2 ; j <= R ; j++)
        {
            if( v[i] <= maxTower - D && v[j] <= maxTower - D )
                dp[i] = max( dp[i] , dp[j] );

            maxTower = max( maxTower , v[j] );
        }

        dp[i]++;
        ans = max( ans , dp[i] );
    }

    return ans;
}

Subtask #1

0 / 4.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4016 ms	1060 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #2

11.0 / 11.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 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	336 KB	Output is correct
5	Correct	1 ms	336 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	208 KB	Output is correct
12	Correct	0 ms	208 KB	Output is correct
13	Correct	1 ms	208 KB	Output is correct
14	Correct	1 ms	208 KB	Output is correct
15	Correct	1 ms	208 KB	Output is correct
16	Correct	2 ms	336 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	208 KB	Output is correct
19	Correct	1 ms	208 KB	Output is correct
20	Correct	4 ms	336 KB	Output is correct
21	Correct	3 ms	336 KB	Output is correct
22	Correct	3 ms	336 KB	Output is correct
23	Correct	3 ms	336 KB	Output is correct
24	Correct	3 ms	336 KB	Output is correct
25	Correct	1 ms	208 KB	Output is correct
26	Correct	3 ms	336 KB	Output is correct
27	Correct	4 ms	340 KB	Output is correct
28	Correct	3 ms	336 KB	Output is correct
29	Correct	3 ms	208 KB	Output is correct
30	Correct	4 ms	336 KB	Output is correct
31	Correct	4 ms	336 KB	Output is correct
32	Correct	3 ms	208 KB	Output is correct
33	Correct	3 ms	336 KB	Output is correct
34	Correct	3 ms	208 KB	Output is correct
35	Correct	3 ms	208 KB	Output is correct

Subtask #3

0 / 12.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 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	336 KB	Output is correct
5	Correct	1 ms	336 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	208 KB	Output is correct
12	Correct	0 ms	208 KB	Output is correct
13	Correct	1 ms	208 KB	Output is correct
14	Correct	1 ms	208 KB	Output is correct
15	Correct	1 ms	208 KB	Output is correct
16	Correct	2 ms	336 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	208 KB	Output is correct
19	Correct	1 ms	208 KB	Output is correct
20	Correct	4 ms	336 KB	Output is correct
21	Correct	3 ms	336 KB	Output is correct
22	Correct	3 ms	336 KB	Output is correct
23	Correct	3 ms	336 KB	Output is correct
24	Correct	3 ms	336 KB	Output is correct
25	Correct	1 ms	208 KB	Output is correct
26	Correct	3 ms	336 KB	Output is correct
27	Correct	4 ms	340 KB	Output is correct
28	Correct	3 ms	336 KB	Output is correct
29	Correct	3 ms	208 KB	Output is correct
30	Correct	4 ms	336 KB	Output is correct
31	Correct	4 ms	336 KB	Output is correct
32	Correct	3 ms	208 KB	Output is correct
33	Correct	3 ms	336 KB	Output is correct
34	Correct	3 ms	208 KB	Output is correct
35	Correct	3 ms	208 KB	Output is correct
36	Correct	308 ms	976 KB	Output is correct
37	Correct	1028 ms	1444 KB	Output is correct
38	Correct	226 ms	1432 KB	Output is correct
39	Correct	593 ms	1392 KB	Output is correct
40	Correct	195 ms	1352 KB	Output is correct
41	Execution timed out	4022 ms	1736 KB	Time limit exceeded
42	Halted	0 ms	0 KB	-

Subtask #4

0 / 14.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4078 ms	1452 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	4062 ms	752 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-

Subtask #6

0 / 19.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	0 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	336 KB	Output is correct
5	Correct	1 ms	336 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	208 KB	Output is correct
12	Correct	0 ms	208 KB	Output is correct
13	Correct	1 ms	208 KB	Output is correct
14	Correct	1 ms	208 KB	Output is correct
15	Correct	1 ms	208 KB	Output is correct
16	Correct	2 ms	336 KB	Output is correct
17	Correct	1 ms	208 KB	Output is correct
18	Correct	1 ms	208 KB	Output is correct
19	Correct	1 ms	208 KB	Output is correct
20	Correct	4 ms	336 KB	Output is correct
21	Correct	3 ms	336 KB	Output is correct
22	Correct	3 ms	336 KB	Output is correct
23	Correct	3 ms	336 KB	Output is correct
24	Correct	3 ms	336 KB	Output is correct
25	Correct	1 ms	208 KB	Output is correct
26	Correct	3 ms	336 KB	Output is correct
27	Correct	4 ms	340 KB	Output is correct
28	Correct	3 ms	336 KB	Output is correct
29	Correct	3 ms	208 KB	Output is correct
30	Correct	4 ms	336 KB	Output is correct
31	Correct	4 ms	336 KB	Output is correct
32	Correct	3 ms	208 KB	Output is correct
33	Correct	3 ms	336 KB	Output is correct
34	Correct	3 ms	208 KB	Output is correct
35	Correct	3 ms	208 KB	Output is correct
36	Correct	308 ms	976 KB	Output is correct
37	Correct	1028 ms	1444 KB	Output is correct
38	Correct	226 ms	1432 KB	Output is correct
39	Correct	593 ms	1392 KB	Output is correct
40	Correct	195 ms	1352 KB	Output is correct
41	Execution timed out	4022 ms	1736 KB	Time limit exceeded
42	Halted	0 ms	0 KB	-

Subtask #7

0 / 23.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4016 ms	1060 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-