#include "towers.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const ll INF=1e18+7;
const int LIM=1e5+7;
ll T[LIM], n;
void init(int _n, vector<int>_h) {
n=_n;
rep(i, n) T[i]=_h[i];
}
int max_towers(int l, int r, int d) {
ll akt=1, lst=INF, ans=1;
while(l<=r) {
if(akt==1) {
if(T[l]>lst) {
lst=T[l];
} else if(T[l]<=lst-d) {
lst=T[l];
++ans;
akt=0;
}
} else {
if(T[l]<lst) {
lst=T[l];
} else if(T[l]>=lst+d) {
lst=T[l];
++ans;
akt=1;
}
}
++l;
}
return ans/2;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
879 ms |
1368 KB |
Output is correct |
2 |
Correct |
2726 ms |
1880 KB |
Output is correct |
3 |
Correct |
2861 ms |
1880 KB |
Output is correct |
4 |
Correct |
2811 ms |
1880 KB |
Output is correct |
5 |
Correct |
3145 ms |
1880 KB |
Output is correct |
6 |
Correct |
1937 ms |
1880 KB |
Output is correct |
7 |
Correct |
3202 ms |
1880 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 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 |
0 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 |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
0 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 |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
0 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 |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 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 |
0 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 |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
0 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 |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
0 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 |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
6 ms |
1368 KB |
Output is correct |
37 |
Correct |
9 ms |
1872 KB |
Output is correct |
38 |
Correct |
9 ms |
1880 KB |
Output is correct |
39 |
Correct |
9 ms |
1980 KB |
Output is correct |
40 |
Correct |
9 ms |
1880 KB |
Output is correct |
41 |
Correct |
16 ms |
1880 KB |
Output is correct |
42 |
Correct |
10 ms |
1868 KB |
Output is correct |
43 |
Correct |
8 ms |
1880 KB |
Output is correct |
44 |
Correct |
8 ms |
1976 KB |
Output is correct |
45 |
Correct |
13 ms |
1880 KB |
Output is correct |
46 |
Correct |
12 ms |
1880 KB |
Output is correct |
47 |
Correct |
9 ms |
1880 KB |
Output is correct |
48 |
Correct |
9 ms |
1860 KB |
Output is correct |
49 |
Correct |
9 ms |
1880 KB |
Output is correct |
50 |
Correct |
8 ms |
1968 KB |
Output is correct |
51 |
Correct |
8 ms |
1880 KB |
Output is correct |
52 |
Correct |
17 ms |
1868 KB |
Output is correct |
53 |
Correct |
10 ms |
1880 KB |
Output is correct |
54 |
Correct |
16 ms |
1856 KB |
Output is correct |
55 |
Correct |
9 ms |
1880 KB |
Output is correct |
56 |
Correct |
9 ms |
1872 KB |
Output is correct |
57 |
Correct |
9 ms |
1720 KB |
Output is correct |
58 |
Correct |
10 ms |
1880 KB |
Output is correct |
59 |
Correct |
9 ms |
1880 KB |
Output is correct |
60 |
Correct |
9 ms |
1880 KB |
Output is correct |
61 |
Correct |
10 ms |
1880 KB |
Output is correct |
62 |
Correct |
9 ms |
1972 KB |
Output is correct |
63 |
Correct |
16 ms |
1880 KB |
Output is correct |
64 |
Correct |
9 ms |
1880 KB |
Output is correct |
65 |
Correct |
9 ms |
1880 KB |
Output is correct |
66 |
Correct |
9 ms |
1980 KB |
Output is correct |
67 |
Correct |
9 ms |
1880 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Execution timed out |
4091 ms |
1880 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
2900 ms |
600 KB |
Output is correct |
2 |
Execution timed out |
4014 ms |
1880 KB |
Time limit exceeded |
3 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
344 KB |
Output is correct |
2 |
Correct |
1 ms |
344 KB |
Output is correct |
3 |
Correct |
0 ms |
344 KB |
Output is correct |
4 |
Correct |
0 ms |
344 KB |
Output is correct |
5 |
Correct |
0 ms |
344 KB |
Output is correct |
6 |
Correct |
0 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 |
0 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 |
0 ms |
344 KB |
Output is correct |
13 |
Correct |
1 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
1 ms |
344 KB |
Output is correct |
16 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
1 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 ms |
344 KB |
Output is correct |
27 |
Correct |
0 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 |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
0 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 |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
6 ms |
1368 KB |
Output is correct |
37 |
Correct |
9 ms |
1872 KB |
Output is correct |
38 |
Correct |
9 ms |
1880 KB |
Output is correct |
39 |
Correct |
9 ms |
1980 KB |
Output is correct |
40 |
Correct |
9 ms |
1880 KB |
Output is correct |
41 |
Correct |
16 ms |
1880 KB |
Output is correct |
42 |
Correct |
10 ms |
1868 KB |
Output is correct |
43 |
Correct |
8 ms |
1880 KB |
Output is correct |
44 |
Correct |
8 ms |
1976 KB |
Output is correct |
45 |
Correct |
13 ms |
1880 KB |
Output is correct |
46 |
Correct |
12 ms |
1880 KB |
Output is correct |
47 |
Correct |
9 ms |
1880 KB |
Output is correct |
48 |
Correct |
9 ms |
1860 KB |
Output is correct |
49 |
Correct |
9 ms |
1880 KB |
Output is correct |
50 |
Correct |
8 ms |
1968 KB |
Output is correct |
51 |
Correct |
8 ms |
1880 KB |
Output is correct |
52 |
Correct |
17 ms |
1868 KB |
Output is correct |
53 |
Correct |
10 ms |
1880 KB |
Output is correct |
54 |
Correct |
16 ms |
1856 KB |
Output is correct |
55 |
Correct |
9 ms |
1880 KB |
Output is correct |
56 |
Correct |
9 ms |
1872 KB |
Output is correct |
57 |
Correct |
9 ms |
1720 KB |
Output is correct |
58 |
Correct |
10 ms |
1880 KB |
Output is correct |
59 |
Correct |
9 ms |
1880 KB |
Output is correct |
60 |
Correct |
9 ms |
1880 KB |
Output is correct |
61 |
Correct |
10 ms |
1880 KB |
Output is correct |
62 |
Correct |
9 ms |
1972 KB |
Output is correct |
63 |
Correct |
16 ms |
1880 KB |
Output is correct |
64 |
Correct |
9 ms |
1880 KB |
Output is correct |
65 |
Correct |
9 ms |
1880 KB |
Output is correct |
66 |
Correct |
9 ms |
1980 KB |
Output is correct |
67 |
Correct |
9 ms |
1880 KB |
Output is correct |
68 |
Execution timed out |
4091 ms |
1880 KB |
Time limit exceeded |
69 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
879 ms |
1368 KB |
Output is correct |
2 |
Correct |
2726 ms |
1880 KB |
Output is correct |
3 |
Correct |
2861 ms |
1880 KB |
Output is correct |
4 |
Correct |
2811 ms |
1880 KB |
Output is correct |
5 |
Correct |
3145 ms |
1880 KB |
Output is correct |
6 |
Correct |
1937 ms |
1880 KB |
Output is correct |
7 |
Correct |
3202 ms |
1880 KB |
Output is correct |
8 |
Correct |
0 ms |
344 KB |
Output is correct |
9 |
Correct |
0 ms |
344 KB |
Output is correct |
10 |
Correct |
1 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 |
0 ms |
344 KB |
Output is correct |
14 |
Correct |
0 ms |
344 KB |
Output is correct |
15 |
Correct |
0 ms |
344 KB |
Output is correct |
16 |
Correct |
0 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 |
0 ms |
344 KB |
Output is correct |
20 |
Correct |
0 ms |
344 KB |
Output is correct |
21 |
Correct |
0 ms |
344 KB |
Output is correct |
22 |
Correct |
0 ms |
344 KB |
Output is correct |
23 |
Correct |
1 ms |
344 KB |
Output is correct |
24 |
Correct |
0 ms |
344 KB |
Output is correct |
25 |
Correct |
1 ms |
344 KB |
Output is correct |
26 |
Correct |
1 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 |
1 ms |
344 KB |
Output is correct |
31 |
Correct |
0 ms |
344 KB |
Output is correct |
32 |
Correct |
1 ms |
344 KB |
Output is correct |
33 |
Correct |
1 ms |
344 KB |
Output is correct |
34 |
Correct |
0 ms |
344 KB |
Output is correct |
35 |
Correct |
1 ms |
344 KB |
Output is correct |
36 |
Correct |
1 ms |
344 KB |
Output is correct |
37 |
Correct |
0 ms |
344 KB |
Output is correct |
38 |
Correct |
0 ms |
344 KB |
Output is correct |
39 |
Correct |
1 ms |
344 KB |
Output is correct |
40 |
Correct |
1 ms |
344 KB |
Output is correct |
41 |
Correct |
0 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 |
0 ms |
344 KB |
Output is correct |
45 |
Correct |
1 ms |
344 KB |
Output is correct |
46 |
Correct |
6 ms |
1368 KB |
Output is correct |
47 |
Correct |
9 ms |
1872 KB |
Output is correct |
48 |
Correct |
9 ms |
1880 KB |
Output is correct |
49 |
Correct |
9 ms |
1980 KB |
Output is correct |
50 |
Correct |
9 ms |
1880 KB |
Output is correct |
51 |
Correct |
16 ms |
1880 KB |
Output is correct |
52 |
Correct |
10 ms |
1868 KB |
Output is correct |
53 |
Correct |
8 ms |
1880 KB |
Output is correct |
54 |
Correct |
8 ms |
1976 KB |
Output is correct |
55 |
Correct |
13 ms |
1880 KB |
Output is correct |
56 |
Correct |
12 ms |
1880 KB |
Output is correct |
57 |
Correct |
9 ms |
1880 KB |
Output is correct |
58 |
Correct |
9 ms |
1860 KB |
Output is correct |
59 |
Correct |
9 ms |
1880 KB |
Output is correct |
60 |
Correct |
8 ms |
1968 KB |
Output is correct |
61 |
Correct |
8 ms |
1880 KB |
Output is correct |
62 |
Correct |
17 ms |
1868 KB |
Output is correct |
63 |
Correct |
10 ms |
1880 KB |
Output is correct |
64 |
Correct |
16 ms |
1856 KB |
Output is correct |
65 |
Correct |
9 ms |
1880 KB |
Output is correct |
66 |
Correct |
9 ms |
1872 KB |
Output is correct |
67 |
Correct |
9 ms |
1720 KB |
Output is correct |
68 |
Correct |
10 ms |
1880 KB |
Output is correct |
69 |
Correct |
9 ms |
1880 KB |
Output is correct |
70 |
Correct |
9 ms |
1880 KB |
Output is correct |
71 |
Correct |
10 ms |
1880 KB |
Output is correct |
72 |
Correct |
9 ms |
1972 KB |
Output is correct |
73 |
Correct |
16 ms |
1880 KB |
Output is correct |
74 |
Correct |
9 ms |
1880 KB |
Output is correct |
75 |
Correct |
9 ms |
1880 KB |
Output is correct |
76 |
Correct |
9 ms |
1980 KB |
Output is correct |
77 |
Correct |
9 ms |
1880 KB |
Output is correct |
78 |
Execution timed out |
4091 ms |
1880 KB |
Time limit exceeded |
79 |
Halted |
0 ms |
0 KB |
- |