#include "towers.h"
#include <bits/stdc++.h>
using namespace std;
int n,sub1=1,idx=0;
vector<int> h;
void init(int N, vector<int> H) {
h.clear();
sub1 = 1;
n = N;
for(auto x : H)
h.push_back(x);
int ok=1;
for(int i=0; i<H.size()-1; i++) {
if(ok and H[i] > H[i+1]) {
ok=0;
idx = i;
}
if(!ok and H[i] < H[i+1])
sub1=0;
}
}
int max_towers(int L, int R, int D) {
if(sub1) {
if(idx > L and idx < R and (h[L]+D) <= h[idx] and (h[R]+D) <= h[idx])
return 2;
else
return 1;
}
vector<int> dp(n+1,1);
int ans=0;
for(int i=L+2; i<=R; i++) {
int maksInd=0;
for(int j=i-1; j>=L; --j) {
if(maksInd >= h[i]+D && maksInd >= h[j]+D) dp[i] = max(dp[i], dp[j] + 1);
maksInd = max(maksInd, h[j]);
}
ans = max(ans,dp[i]);
}
return ans;
}
Compilation message
towers.cpp: In function 'void init(int, std::vector<int>)':
towers.cpp:17:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
17 | for(int i=0; i<H.size()-1; i++) {
| ~^~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
286 ms |
1236 KB |
Output is correct |
2 |
Correct |
638 ms |
1748 KB |
Output is correct |
3 |
Correct |
634 ms |
1748 KB |
Output is correct |
4 |
Correct |
593 ms |
1748 KB |
Output is correct |
5 |
Correct |
641 ms |
1748 KB |
Output is correct |
6 |
Correct |
570 ms |
1748 KB |
Output is correct |
7 |
Correct |
622 ms |
1748 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
424 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
344 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
596 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
2 ms |
344 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
3 ms |
344 KB |
Output is correct |
21 |
Correct |
3 ms |
344 KB |
Output is correct |
22 |
Correct |
3 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
2 ms |
456 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
2 ms |
344 KB |
Output is correct |
27 |
Correct |
2 ms |
344 KB |
Output is correct |
28 |
Correct |
2 ms |
344 KB |
Output is correct |
29 |
Correct |
2 ms |
460 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
344 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |
34 |
Correct |
2 ms |
344 KB |
Output is correct |
35 |
Correct |
3 ms |
344 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
424 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
344 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
596 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
2 ms |
344 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
3 ms |
344 KB |
Output is correct |
21 |
Correct |
3 ms |
344 KB |
Output is correct |
22 |
Correct |
3 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
2 ms |
456 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
2 ms |
344 KB |
Output is correct |
27 |
Correct |
2 ms |
344 KB |
Output is correct |
28 |
Correct |
2 ms |
344 KB |
Output is correct |
29 |
Correct |
2 ms |
460 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
344 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |
34 |
Correct |
2 ms |
344 KB |
Output is correct |
35 |
Correct |
3 ms |
344 KB |
Output is correct |
36 |
Correct |
250 ms |
1236 KB |
Output is correct |
37 |
Correct |
724 ms |
1748 KB |
Output is correct |
38 |
Correct |
173 ms |
1748 KB |
Output is correct |
39 |
Correct |
376 ms |
1748 KB |
Output is correct |
40 |
Correct |
112 ms |
1724 KB |
Output is correct |
41 |
Correct |
2933 ms |
1748 KB |
Output is correct |
42 |
Correct |
18 ms |
1748 KB |
Output is correct |
43 |
Correct |
9 ms |
1716 KB |
Output is correct |
44 |
Correct |
9 ms |
1744 KB |
Output is correct |
45 |
Correct |
11 ms |
1748 KB |
Output is correct |
46 |
Correct |
12 ms |
1716 KB |
Output is correct |
47 |
Correct |
635 ms |
1748 KB |
Output is correct |
48 |
Correct |
233 ms |
1720 KB |
Output is correct |
49 |
Correct |
40 ms |
1744 KB |
Output is correct |
50 |
Correct |
9 ms |
1748 KB |
Output is correct |
51 |
Correct |
530 ms |
1724 KB |
Output is correct |
52 |
Execution timed out |
4051 ms |
1748 KB |
Time limit exceeded |
53 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
4037 ms |
1748 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
4034 ms |
600 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
1 ms |
344 KB |
Output is correct |
4 |
Correct |
1 ms |
344 KB |
Output is correct |
5 |
Correct |
1 ms |
424 KB |
Output is correct |
6 |
Correct |
1 ms |
344 KB |
Output is correct |
7 |
Correct |
1 ms |
344 KB |
Output is correct |
8 |
Correct |
1 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
11 |
Correct |
1 ms |
344 KB |
Output is correct |
12 |
Correct |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
596 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
2 ms |
344 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
0 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
3 ms |
344 KB |
Output is correct |
21 |
Correct |
3 ms |
344 KB |
Output is correct |
22 |
Correct |
3 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
2 ms |
456 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
2 ms |
344 KB |
Output is correct |
27 |
Correct |
2 ms |
344 KB |
Output is correct |
28 |
Correct |
2 ms |
344 KB |
Output is correct |
29 |
Correct |
2 ms |
460 KB |
Output is correct |
30 |
Correct |
2 ms |
344 KB |
Output is correct |
31 |
Correct |
2 ms |
344 KB |
Output is correct |
32 |
Correct |
0 ms |
344 KB |
Output is correct |
33 |
Correct |
0 ms |
344 KB |
Output is correct |
34 |
Correct |
2 ms |
344 KB |
Output is correct |
35 |
Correct |
3 ms |
344 KB |
Output is correct |
36 |
Correct |
250 ms |
1236 KB |
Output is correct |
37 |
Correct |
724 ms |
1748 KB |
Output is correct |
38 |
Correct |
173 ms |
1748 KB |
Output is correct |
39 |
Correct |
376 ms |
1748 KB |
Output is correct |
40 |
Correct |
112 ms |
1724 KB |
Output is correct |
41 |
Correct |
2933 ms |
1748 KB |
Output is correct |
42 |
Correct |
18 ms |
1748 KB |
Output is correct |
43 |
Correct |
9 ms |
1716 KB |
Output is correct |
44 |
Correct |
9 ms |
1744 KB |
Output is correct |
45 |
Correct |
11 ms |
1748 KB |
Output is correct |
46 |
Correct |
12 ms |
1716 KB |
Output is correct |
47 |
Correct |
635 ms |
1748 KB |
Output is correct |
48 |
Correct |
233 ms |
1720 KB |
Output is correct |
49 |
Correct |
40 ms |
1744 KB |
Output is correct |
50 |
Correct |
9 ms |
1748 KB |
Output is correct |
51 |
Correct |
530 ms |
1724 KB |
Output is correct |
52 |
Execution timed out |
4051 ms |
1748 KB |
Time limit exceeded |
53 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
286 ms |
1236 KB |
Output is correct |
2 |
Correct |
638 ms |
1748 KB |
Output is correct |
3 |
Correct |
634 ms |
1748 KB |
Output is correct |
4 |
Correct |
593 ms |
1748 KB |
Output is correct |
5 |
Correct |
641 ms |
1748 KB |
Output is correct |
6 |
Correct |
570 ms |
1748 KB |
Output is correct |
7 |
Correct |
622 ms |
1748 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
1 ms |
344 KB |
Output is correct |
10 |
Correct |
0 ms |
344 KB |
Output is correct |
11 |
Correct |
0 ms |
344 KB |
Output is correct |
12 |
Correct |
1 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
344 KB |
Output is correct |
14 |
Correct |
1 ms |
344 KB |
Output is correct |
15 |
Correct |
1 ms |
424 KB |
Output is correct |
16 |
Correct |
1 ms |
344 KB |
Output is correct |
17 |
Correct |
1 ms |
344 KB |
Output is correct |
18 |
Correct |
1 ms |
344 KB |
Output is correct |
19 |
Correct |
1 ms |
344 KB |
Output is correct |
20 |
Correct |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
1 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
596 KB |
Output is correct |
24 |
Correct |
1 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
2 ms |
344 KB |
Output is correct |
27 |
Correct |
1 ms |
344 KB |
Output is correct |
28 |
Correct |
0 ms |
344 KB |
Output is correct |
29 |
Correct |
1 ms |
344 KB |
Output is correct |
30 |
Correct |
3 ms |
344 KB |
Output is correct |
31 |
Correct |
3 ms |
344 KB |
Output is correct |
32 |
Correct |
3 ms |
344 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
2 ms |
456 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
2 ms |
344 KB |
Output is correct |
37 |
Correct |
2 ms |
344 KB |
Output is correct |
38 |
Correct |
2 ms |
344 KB |
Output is correct |
39 |
Correct |
2 ms |
460 KB |
Output is correct |
40 |
Correct |
2 ms |
344 KB |
Output is correct |
41 |
Correct |
2 ms |
344 KB |
Output is correct |
42 |
Correct |
0 ms |
344 KB |
Output is correct |
43 |
Correct |
0 ms |
344 KB |
Output is correct |
44 |
Correct |
2 ms |
344 KB |
Output is correct |
45 |
Correct |
3 ms |
344 KB |
Output is correct |
46 |
Correct |
250 ms |
1236 KB |
Output is correct |
47 |
Correct |
724 ms |
1748 KB |
Output is correct |
48 |
Correct |
173 ms |
1748 KB |
Output is correct |
49 |
Correct |
376 ms |
1748 KB |
Output is correct |
50 |
Correct |
112 ms |
1724 KB |
Output is correct |
51 |
Correct |
2933 ms |
1748 KB |
Output is correct |
52 |
Correct |
18 ms |
1748 KB |
Output is correct |
53 |
Correct |
9 ms |
1716 KB |
Output is correct |
54 |
Correct |
9 ms |
1744 KB |
Output is correct |
55 |
Correct |
11 ms |
1748 KB |
Output is correct |
56 |
Correct |
12 ms |
1716 KB |
Output is correct |
57 |
Correct |
635 ms |
1748 KB |
Output is correct |
58 |
Correct |
233 ms |
1720 KB |
Output is correct |
59 |
Correct |
40 ms |
1744 KB |
Output is correct |
60 |
Correct |
9 ms |
1748 KB |
Output is correct |
61 |
Correct |
530 ms |
1724 KB |
Output is correct |
62 |
Execution timed out |
4051 ms |
1748 KB |
Time limit exceeded |
63 |
Halted |
0 ms |
0 KB |
- |