Submission #776747

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
776747	2023-07-08T08:29:20 Z	alexander707070	Radio Towers (IOI22_towers)	C++17	11 / 100	4000 ms	1456 KB

towers

#include<bits/stdc++.h>
#define MAXN 100007
using namespace std;

int n,h[MAXN],maxh;
int dp[MAXN],ans;

void init(int N,vector<int> H){
    n=N;
    for(int i=1;i<=n;i++){
        h[i]=H[i-1];
    }
}

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

    for(int i=L;i<=R;i++){
        maxh=0; dp[i]=1;

        for(int f=i-1;f>=L;f--){
            if(h[f]<=maxh-D and h[i]<=maxh-D){
                dp[i]=max(dp[i],dp[f]+1);
            }
            maxh=max(maxh,h[f]);
        }

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

    return ans;
}

/*
int main(){
    init(7, {10, 20, 60, 40, 50, 30, 70});
    cout<<max_towers(1,5,10)<<"\n";
    cout<<max_towers(0, 6, 17)<<"\n";
}
*/

Subtask #1

0 / 4.0

#	Verdict	Execution time	Memory	Grader output
1	Execution timed out	4006 ms	1092 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	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	2 ms	208 KB	Output is correct
8	Correct	0 ms	208 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	0 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	0 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	336 KB	Output is correct
20	Correct	3 ms	208 KB	Output is correct
21	Correct	3 ms	336 KB	Output is correct
22	Correct	3 ms	236 KB	Output is correct
23	Correct	3 ms	336 KB	Output is correct
24	Correct	5 ms	332 KB	Output is correct
25	Correct	1 ms	208 KB	Output is correct
26	Correct	3 ms	336 KB	Output is correct
27	Correct	3 ms	208 KB	Output is correct
28	Correct	3 ms	336 KB	Output is correct
29	Correct	3 ms	208 KB	Output is correct
30	Correct	3 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	336 KB	Output is correct
35	Correct	3 ms	336 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	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	2 ms	208 KB	Output is correct
8	Correct	0 ms	208 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	0 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	0 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	336 KB	Output is correct
20	Correct	3 ms	208 KB	Output is correct
21	Correct	3 ms	336 KB	Output is correct
22	Correct	3 ms	236 KB	Output is correct
23	Correct	3 ms	336 KB	Output is correct
24	Correct	5 ms	332 KB	Output is correct
25	Correct	1 ms	208 KB	Output is correct
26	Correct	3 ms	336 KB	Output is correct
27	Correct	3 ms	208 KB	Output is correct
28	Correct	3 ms	336 KB	Output is correct
29	Correct	3 ms	208 KB	Output is correct
30	Correct	3 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	336 KB	Output is correct
35	Correct	3 ms	336 KB	Output is correct
36	Correct	267 ms	976 KB	Output is correct
37	Correct	1862 ms	1452 KB	Output is correct
38	Correct	281 ms	1444 KB	Output is correct
39	Correct	822 ms	1448 KB	Output is correct
40	Correct	151 ms	1456 KB	Output is correct
41	Execution timed out	4072 ms	1352 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	4027 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	4067 ms	560 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	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	2 ms	208 KB	Output is correct
8	Correct	0 ms	208 KB	Output is correct
9	Correct	1 ms	336 KB	Output is correct
10	Correct	0 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	0 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	336 KB	Output is correct
20	Correct	3 ms	208 KB	Output is correct
21	Correct	3 ms	336 KB	Output is correct
22	Correct	3 ms	236 KB	Output is correct
23	Correct	3 ms	336 KB	Output is correct
24	Correct	5 ms	332 KB	Output is correct
25	Correct	1 ms	208 KB	Output is correct
26	Correct	3 ms	336 KB	Output is correct
27	Correct	3 ms	208 KB	Output is correct
28	Correct	3 ms	336 KB	Output is correct
29	Correct	3 ms	208 KB	Output is correct
30	Correct	3 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	336 KB	Output is correct
35	Correct	3 ms	336 KB	Output is correct
36	Correct	267 ms	976 KB	Output is correct
37	Correct	1862 ms	1452 KB	Output is correct
38	Correct	281 ms	1444 KB	Output is correct
39	Correct	822 ms	1448 KB	Output is correct
40	Correct	151 ms	1456 KB	Output is correct
41	Execution timed out	4072 ms	1352 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	4006 ms	1092 KB	Time limit exceeded
2	Halted	0 ms	0 KB	-