//JOIOC 2021 p2 finanicial
#include <bits/stdc++.h>
#define le node+node
#define ri node+node+1
#define mid (l+r)/2
#define pi pair<int,int>
using namespace std;
const int inf = 3e5+9;
int n,d,ans,cnt,a[inf],dp[inf];
map<int,int> mp;
int tree[inf<<2];
void update(int node,int l,int r,int idx,int val,int del){
if(l == r){
if(del)
return void(tree[node] = val);
return void(tree[node] = max(tree[node],val));
}
if(idx<=mid)
update(le,l,mid,idx,val,del);
else
update(ri,mid+1,r,idx,val,del);
tree[node] = max(tree[le],tree[ri]);
}
int query(int node,int l,int r,int x,int y){
if(l>r || r<x || l>y || x>y)
return 0;
if(l>=x && r<=y)
return tree[node];
return max(query(le,l,mid,x,y),query(ri,mid+1,r,x,y));
}
deque<pair<int,int> > dq;//pair<time,val>
set<int> vals;
int main(){
scanf("%d%d",&n,&d);
for(int i=1;i<=n;i++)
scanf("%d",a+i),mp[a[i]];
for(auto &o:mp)
o.second = ++cnt;
for(int i=1;i<=n;i++)
a[i] = mp[a[i]];
for(int i=1;i<=n;i++){
dp[i] = query(1,1,cnt,1,a[i]-1)+1;
update(1,1,cnt,a[i],dp[i],0);
vals.insert(a[i]);
if(i == n)
ans = tree[1];
//cout<<dp[i]<<" ";
while(!dq.empty() && dq.back().second >= a[i])
dq.pop_back();
dq.push_back(pi(i,a[i]));
while(dq.front().first <= i-d)
dq.pop_front();
int LimitToDelete = dq.front().second-1;
while(!vals.empty() && *vals.begin() <= LimitToDelete){
update(1,1,cnt,*vals.begin(),0,1);
vals.erase(vals.begin());
}
}
printf("%d\n",ans);
}
Compilation message
Main.cpp: In function 'int main()':
Main.cpp:37:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
37 | scanf("%d%d",&n,&d);
| ~~~~~^~~~~~~~~~~~~~
Main.cpp:39:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
39 | scanf("%d",a+i),mp[a[i]];
| ~~~~~^~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
0 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
0 ms |
204 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
1 ms |
204 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
1 ms |
332 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
1 ms |
332 KB |
Output is correct |
35 |
Correct |
1 ms |
332 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
332 KB |
Output is correct |
38 |
Correct |
1 ms |
332 KB |
Output is correct |
39 |
Correct |
1 ms |
332 KB |
Output is correct |
40 |
Correct |
1 ms |
332 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
0 ms |
204 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
1 ms |
204 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
1 ms |
332 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
1 ms |
332 KB |
Output is correct |
35 |
Correct |
1 ms |
332 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
332 KB |
Output is correct |
38 |
Correct |
1 ms |
332 KB |
Output is correct |
39 |
Correct |
1 ms |
332 KB |
Output is correct |
40 |
Correct |
1 ms |
332 KB |
Output is correct |
41 |
Correct |
6 ms |
332 KB |
Output is correct |
42 |
Correct |
8 ms |
716 KB |
Output is correct |
43 |
Correct |
2 ms |
332 KB |
Output is correct |
44 |
Correct |
6 ms |
588 KB |
Output is correct |
45 |
Correct |
8 ms |
672 KB |
Output is correct |
46 |
Correct |
8 ms |
972 KB |
Output is correct |
47 |
Correct |
7 ms |
760 KB |
Output is correct |
48 |
Correct |
8 ms |
812 KB |
Output is correct |
49 |
Correct |
9 ms |
844 KB |
Output is correct |
50 |
Correct |
8 ms |
896 KB |
Output is correct |
51 |
Correct |
7 ms |
716 KB |
Output is correct |
52 |
Correct |
8 ms |
716 KB |
Output is correct |
53 |
Correct |
7 ms |
716 KB |
Output is correct |
54 |
Correct |
7 ms |
716 KB |
Output is correct |
55 |
Correct |
8 ms |
972 KB |
Output is correct |
56 |
Correct |
8 ms |
972 KB |
Output is correct |
57 |
Correct |
9 ms |
940 KB |
Output is correct |
58 |
Correct |
6 ms |
972 KB |
Output is correct |
59 |
Correct |
6 ms |
972 KB |
Output is correct |
60 |
Correct |
6 ms |
972 KB |
Output is correct |
61 |
Correct |
6 ms |
972 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
53 ms |
2620 KB |
Output is correct |
2 |
Correct |
85 ms |
2512 KB |
Output is correct |
3 |
Correct |
156 ms |
2632 KB |
Output is correct |
4 |
Correct |
618 ms |
16908 KB |
Output is correct |
5 |
Correct |
520 ms |
20768 KB |
Output is correct |
6 |
Correct |
652 ms |
20900 KB |
Output is correct |
7 |
Correct |
314 ms |
20828 KB |
Output is correct |
8 |
Correct |
332 ms |
34752 KB |
Output is correct |
9 |
Correct |
298 ms |
20904 KB |
Output is correct |
10 |
Correct |
327 ms |
27740 KB |
Output is correct |
11 |
Correct |
450 ms |
20788 KB |
Output is correct |
12 |
Correct |
481 ms |
20804 KB |
Output is correct |
13 |
Correct |
494 ms |
20804 KB |
Output is correct |
14 |
Correct |
668 ms |
20816 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
48 ms |
2556 KB |
Output is correct |
2 |
Correct |
110 ms |
2544 KB |
Output is correct |
3 |
Correct |
215 ms |
3012 KB |
Output is correct |
4 |
Correct |
795 ms |
34792 KB |
Output is correct |
5 |
Correct |
666 ms |
34948 KB |
Output is correct |
6 |
Correct |
807 ms |
34884 KB |
Output is correct |
7 |
Correct |
326 ms |
37416 KB |
Output is correct |
8 |
Correct |
341 ms |
34816 KB |
Output is correct |
9 |
Correct |
310 ms |
34984 KB |
Output is correct |
10 |
Correct |
463 ms |
34756 KB |
Output is correct |
11 |
Correct |
803 ms |
34876 KB |
Output is correct |
12 |
Correct |
636 ms |
34884 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
0 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
0 ms |
204 KB |
Output is correct |
8 |
Correct |
0 ms |
204 KB |
Output is correct |
9 |
Correct |
0 ms |
204 KB |
Output is correct |
10 |
Correct |
0 ms |
204 KB |
Output is correct |
11 |
Correct |
0 ms |
204 KB |
Output is correct |
12 |
Correct |
0 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
0 ms |
204 KB |
Output is correct |
15 |
Correct |
0 ms |
204 KB |
Output is correct |
16 |
Correct |
1 ms |
204 KB |
Output is correct |
17 |
Correct |
0 ms |
204 KB |
Output is correct |
18 |
Correct |
0 ms |
204 KB |
Output is correct |
19 |
Correct |
0 ms |
204 KB |
Output is correct |
20 |
Correct |
0 ms |
204 KB |
Output is correct |
21 |
Correct |
0 ms |
204 KB |
Output is correct |
22 |
Correct |
0 ms |
204 KB |
Output is correct |
23 |
Correct |
1 ms |
204 KB |
Output is correct |
24 |
Correct |
0 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
204 KB |
Output is correct |
26 |
Correct |
0 ms |
204 KB |
Output is correct |
27 |
Correct |
1 ms |
332 KB |
Output is correct |
28 |
Correct |
1 ms |
332 KB |
Output is correct |
29 |
Correct |
1 ms |
204 KB |
Output is correct |
30 |
Correct |
1 ms |
332 KB |
Output is correct |
31 |
Correct |
1 ms |
204 KB |
Output is correct |
32 |
Correct |
1 ms |
332 KB |
Output is correct |
33 |
Correct |
1 ms |
332 KB |
Output is correct |
34 |
Correct |
1 ms |
332 KB |
Output is correct |
35 |
Correct |
1 ms |
332 KB |
Output is correct |
36 |
Correct |
1 ms |
332 KB |
Output is correct |
37 |
Correct |
1 ms |
332 KB |
Output is correct |
38 |
Correct |
1 ms |
332 KB |
Output is correct |
39 |
Correct |
1 ms |
332 KB |
Output is correct |
40 |
Correct |
1 ms |
332 KB |
Output is correct |
41 |
Correct |
6 ms |
332 KB |
Output is correct |
42 |
Correct |
8 ms |
716 KB |
Output is correct |
43 |
Correct |
2 ms |
332 KB |
Output is correct |
44 |
Correct |
6 ms |
588 KB |
Output is correct |
45 |
Correct |
8 ms |
672 KB |
Output is correct |
46 |
Correct |
8 ms |
972 KB |
Output is correct |
47 |
Correct |
7 ms |
760 KB |
Output is correct |
48 |
Correct |
8 ms |
812 KB |
Output is correct |
49 |
Correct |
9 ms |
844 KB |
Output is correct |
50 |
Correct |
8 ms |
896 KB |
Output is correct |
51 |
Correct |
7 ms |
716 KB |
Output is correct |
52 |
Correct |
8 ms |
716 KB |
Output is correct |
53 |
Correct |
7 ms |
716 KB |
Output is correct |
54 |
Correct |
7 ms |
716 KB |
Output is correct |
55 |
Correct |
8 ms |
972 KB |
Output is correct |
56 |
Correct |
8 ms |
972 KB |
Output is correct |
57 |
Correct |
9 ms |
940 KB |
Output is correct |
58 |
Correct |
6 ms |
972 KB |
Output is correct |
59 |
Correct |
6 ms |
972 KB |
Output is correct |
60 |
Correct |
6 ms |
972 KB |
Output is correct |
61 |
Correct |
6 ms |
972 KB |
Output is correct |
62 |
Correct |
53 ms |
2620 KB |
Output is correct |
63 |
Correct |
85 ms |
2512 KB |
Output is correct |
64 |
Correct |
156 ms |
2632 KB |
Output is correct |
65 |
Correct |
618 ms |
16908 KB |
Output is correct |
66 |
Correct |
520 ms |
20768 KB |
Output is correct |
67 |
Correct |
652 ms |
20900 KB |
Output is correct |
68 |
Correct |
314 ms |
20828 KB |
Output is correct |
69 |
Correct |
332 ms |
34752 KB |
Output is correct |
70 |
Correct |
298 ms |
20904 KB |
Output is correct |
71 |
Correct |
327 ms |
27740 KB |
Output is correct |
72 |
Correct |
450 ms |
20788 KB |
Output is correct |
73 |
Correct |
481 ms |
20804 KB |
Output is correct |
74 |
Correct |
494 ms |
20804 KB |
Output is correct |
75 |
Correct |
668 ms |
20816 KB |
Output is correct |
76 |
Correct |
48 ms |
2556 KB |
Output is correct |
77 |
Correct |
110 ms |
2544 KB |
Output is correct |
78 |
Correct |
215 ms |
3012 KB |
Output is correct |
79 |
Correct |
795 ms |
34792 KB |
Output is correct |
80 |
Correct |
666 ms |
34948 KB |
Output is correct |
81 |
Correct |
807 ms |
34884 KB |
Output is correct |
82 |
Correct |
326 ms |
37416 KB |
Output is correct |
83 |
Correct |
341 ms |
34816 KB |
Output is correct |
84 |
Correct |
310 ms |
34984 KB |
Output is correct |
85 |
Correct |
463 ms |
34756 KB |
Output is correct |
86 |
Correct |
803 ms |
34876 KB |
Output is correct |
87 |
Correct |
636 ms |
34884 KB |
Output is correct |
88 |
Correct |
280 ms |
2708 KB |
Output is correct |
89 |
Correct |
711 ms |
20500 KB |
Output is correct |
90 |
Correct |
397 ms |
6032 KB |
Output is correct |
91 |
Correct |
860 ms |
33328 KB |
Output is correct |
92 |
Correct |
92 ms |
2612 KB |
Output is correct |
93 |
Correct |
246 ms |
3232 KB |
Output is correct |
94 |
Correct |
717 ms |
24460 KB |
Output is correct |
95 |
Correct |
608 ms |
20832 KB |
Output is correct |
96 |
Correct |
700 ms |
22780 KB |
Output is correct |
97 |
Correct |
803 ms |
25540 KB |
Output is correct |
98 |
Correct |
869 ms |
33192 KB |
Output is correct |
99 |
Correct |
830 ms |
34872 KB |
Output is correct |
100 |
Correct |
806 ms |
34808 KB |
Output is correct |
101 |
Correct |
325 ms |
20804 KB |
Output is correct |
102 |
Correct |
372 ms |
20792 KB |
Output is correct |
103 |
Correct |
383 ms |
20852 KB |
Output is correct |
104 |
Correct |
459 ms |
21160 KB |
Output is correct |
105 |
Correct |
561 ms |
25100 KB |
Output is correct |
106 |
Correct |
422 ms |
34240 KB |
Output is correct |
107 |
Correct |
500 ms |
34856 KB |
Output is correct |
108 |
Correct |
754 ms |
34896 KB |
Output is correct |
109 |
Correct |
464 ms |
20880 KB |
Output is correct |
110 |
Correct |
709 ms |
29920 KB |
Output is correct |
111 |
Correct |
758 ms |
32688 KB |
Output is correct |
112 |
Correct |
506 ms |
32480 KB |
Output is correct |
113 |
Correct |
885 ms |
34896 KB |
Output is correct |
114 |
Correct |
839 ms |
34892 KB |
Output is correct |
115 |
Correct |
388 ms |
34884 KB |
Output is correct |
116 |
Correct |
370 ms |
34872 KB |
Output is correct |
117 |
Correct |
341 ms |
34908 KB |
Output is correct |
118 |
Correct |
362 ms |
34820 KB |
Output is correct |
119 |
Correct |
363 ms |
34740 KB |
Output is correct |
120 |
Correct |
353 ms |
34808 KB |
Output is correct |