#include<iostream>
#include<vector>
#include<queue>
#include<algorithm>
#define ep emplace
#define eb emplace_back
#define fi first
#define se second
#define all(x) (x).begin(),(x).end()
using namespace std;
typedef long long ll;
typedef pair<int,int>pi;
typedef pair<ll,ll>pl;
const int inf=1e9+7;
const ll INF=1e18+7;
const int bk=404;
int32_t main()
{
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
int n,q;
cin>>n>>q;
vector<int>v(n),sv;
for(int&t:v)
cin>>t,sv.eb(t);
sort(all(sv));
sv.erase(unique(all(sv)),sv.end());
v.insert(v.begin(),v[0]);
for(int&t:v)
t=lower_bound(all(sv),t)-sv.begin();
vector<vector<pair<pi,int> > >qv(500);
for(int i=0;i<q;i++)
{
int s,e;
cin>>s>>e;
qv[s/bk].eb(pi(s,e),i);
}
vector<ll>ans(q);
for(auto&qvt:qv)
{
if(qvt.empty())
continue;
sort(all(qvt),[](const pair<pi,int>&x,const pair<pi,int>&y)
{
return x.fi.se<y.fi.se;
});
int cl=qvt[0].fi.fi;
int cr=qvt[0].fi.fi-1;
vector<ll>cnt((int)sv.size(),0);
priority_queue<ll>pq,del;
pq.ep(0);
for(auto&t:qvt)
{
int l=t.fi.fi;
int r=t.fi.se;
while(cl<l)
{
if(cnt[v[cl]]!=0)
del.ep(cnt[v[cl]]);
cnt[v[cl]]-=sv[v[cl]];
if(cnt[v[cl]]!=0)
pq.ep(cnt[v[cl]]);
cl++;
}
while(cl>l)
{
cl--;
if(cnt[v[cl]]!=0)
del.ep(cnt[v[cl]]);
cnt[v[cl]]+=sv[v[cl]];
if(cnt[v[cl]]!=0)
pq.ep(cnt[v[cl]]);
}
while(cr<r)
{
cr++;
if(cnt[v[cr]]!=0)
del.ep(cnt[v[cr]]);
cnt[v[cr]]+=sv[v[cr]];
if(cnt[v[cr]]!=0)
pq.ep(cnt[v[cr]]);
}
while(cr>r)
{
if(cnt[v[cr]]!=0)
del.ep(cnt[v[cr]]);
cnt[v[cr]]-=sv[v[cr]];
if(cnt[v[cr]]!=0)
pq.ep(cnt[v[cr]]);
cr--;
}
while(!del.empty()&&pq.top()==del.top())
pq.pop(),del.pop();
ans[t.se]=pq.top();
}
}
for(int i=0;i<q;i++)
cout<<ans[i]<<'\n';
cout.flush();
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
7 ms |
640 KB |
Output is correct |
18 |
Correct |
11 ms |
1324 KB |
Output is correct |
19 |
Correct |
16 ms |
2124 KB |
Output is correct |
20 |
Correct |
30 ms |
2836 KB |
Output is correct |
21 |
Correct |
47 ms |
3388 KB |
Output is correct |
22 |
Correct |
45 ms |
3036 KB |
Output is correct |
23 |
Correct |
58 ms |
3352 KB |
Output is correct |
24 |
Correct |
46 ms |
3440 KB |
Output is correct |
25 |
Correct |
33 ms |
3388 KB |
Output is correct |
26 |
Correct |
33 ms |
3236 KB |
Output is correct |
27 |
Correct |
36 ms |
3356 KB |
Output is correct |
28 |
Correct |
46 ms |
3020 KB |
Output is correct |
29 |
Correct |
36 ms |
3348 KB |
Output is correct |
30 |
Correct |
36 ms |
3388 KB |
Output is correct |
31 |
Correct |
50 ms |
3084 KB |
Output is correct |
32 |
Correct |
71 ms |
2964 KB |
Output is correct |
33 |
Correct |
36 ms |
3056 KB |
Output is correct |
34 |
Correct |
33 ms |
3204 KB |
Output is correct |
35 |
Correct |
34 ms |
2996 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
1 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
2 ms |
512 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
3 ms |
512 KB |
Output is correct |
8 |
Correct |
5 ms |
640 KB |
Output is correct |
9 |
Correct |
12 ms |
1024 KB |
Output is correct |
10 |
Correct |
16 ms |
1408 KB |
Output is correct |
11 |
Correct |
71 ms |
5612 KB |
Output is correct |
12 |
Correct |
52 ms |
2608 KB |
Output is correct |
13 |
Correct |
55 ms |
3108 KB |
Output is correct |
14 |
Correct |
73 ms |
4712 KB |
Output is correct |
15 |
Correct |
106 ms |
7128 KB |
Output is correct |
16 |
Correct |
382 ms |
5592 KB |
Output is correct |
17 |
Correct |
347 ms |
5048 KB |
Output is correct |
18 |
Correct |
355 ms |
5376 KB |
Output is correct |
19 |
Correct |
200 ms |
6888 KB |
Output is correct |
20 |
Correct |
226 ms |
5332 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
1 ms |
384 KB |
Output is correct |
4 |
Correct |
1 ms |
384 KB |
Output is correct |
5 |
Correct |
1 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
1 ms |
384 KB |
Output is correct |
8 |
Correct |
1 ms |
384 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
7 ms |
640 KB |
Output is correct |
18 |
Correct |
11 ms |
1324 KB |
Output is correct |
19 |
Correct |
16 ms |
2124 KB |
Output is correct |
20 |
Correct |
30 ms |
2836 KB |
Output is correct |
21 |
Correct |
47 ms |
3388 KB |
Output is correct |
22 |
Correct |
45 ms |
3036 KB |
Output is correct |
23 |
Correct |
58 ms |
3352 KB |
Output is correct |
24 |
Correct |
46 ms |
3440 KB |
Output is correct |
25 |
Correct |
33 ms |
3388 KB |
Output is correct |
26 |
Correct |
33 ms |
3236 KB |
Output is correct |
27 |
Correct |
36 ms |
3356 KB |
Output is correct |
28 |
Correct |
46 ms |
3020 KB |
Output is correct |
29 |
Correct |
36 ms |
3348 KB |
Output is correct |
30 |
Correct |
36 ms |
3388 KB |
Output is correct |
31 |
Correct |
50 ms |
3084 KB |
Output is correct |
32 |
Correct |
71 ms |
2964 KB |
Output is correct |
33 |
Correct |
36 ms |
3056 KB |
Output is correct |
34 |
Correct |
33 ms |
3204 KB |
Output is correct |
35 |
Correct |
34 ms |
2996 KB |
Output is correct |
36 |
Correct |
1 ms |
384 KB |
Output is correct |
37 |
Correct |
1 ms |
384 KB |
Output is correct |
38 |
Correct |
1 ms |
384 KB |
Output is correct |
39 |
Correct |
1 ms |
384 KB |
Output is correct |
40 |
Correct |
2 ms |
512 KB |
Output is correct |
41 |
Correct |
2 ms |
384 KB |
Output is correct |
42 |
Correct |
3 ms |
512 KB |
Output is correct |
43 |
Correct |
5 ms |
640 KB |
Output is correct |
44 |
Correct |
12 ms |
1024 KB |
Output is correct |
45 |
Correct |
16 ms |
1408 KB |
Output is correct |
46 |
Correct |
71 ms |
5612 KB |
Output is correct |
47 |
Correct |
52 ms |
2608 KB |
Output is correct |
48 |
Correct |
55 ms |
3108 KB |
Output is correct |
49 |
Correct |
73 ms |
4712 KB |
Output is correct |
50 |
Correct |
106 ms |
7128 KB |
Output is correct |
51 |
Correct |
382 ms |
5592 KB |
Output is correct |
52 |
Correct |
347 ms |
5048 KB |
Output is correct |
53 |
Correct |
355 ms |
5376 KB |
Output is correct |
54 |
Correct |
200 ms |
6888 KB |
Output is correct |
55 |
Correct |
226 ms |
5332 KB |
Output is correct |
56 |
Correct |
104 ms |
3900 KB |
Output is correct |
57 |
Correct |
165 ms |
4148 KB |
Output is correct |
58 |
Correct |
279 ms |
4720 KB |
Output is correct |
59 |
Correct |
319 ms |
6452 KB |
Output is correct |
60 |
Correct |
420 ms |
7740 KB |
Output is correct |
61 |
Correct |
612 ms |
8944 KB |
Output is correct |
62 |
Correct |
788 ms |
9824 KB |
Output is correct |
63 |
Correct |
1033 ms |
10524 KB |
Output is correct |
64 |
Correct |
1432 ms |
11268 KB |
Output is correct |
65 |
Correct |
2362 ms |
10232 KB |
Output is correct |
66 |
Correct |
1612 ms |
11548 KB |
Output is correct |
67 |
Correct |
1344 ms |
11748 KB |
Output is correct |
68 |
Correct |
1344 ms |
11608 KB |
Output is correct |
69 |
Correct |
1256 ms |
11796 KB |
Output is correct |
70 |
Correct |
1184 ms |
11320 KB |
Output is correct |
71 |
Correct |
1207 ms |
11516 KB |
Output is correct |
72 |
Correct |
1233 ms |
11700 KB |
Output is correct |
73 |
Correct |
1272 ms |
11748 KB |
Output is correct |
74 |
Correct |
1265 ms |
11832 KB |
Output is correct |
75 |
Correct |
1303 ms |
11760 KB |
Output is correct |
76 |
Correct |
1295 ms |
12004 KB |
Output is correct |
77 |
Correct |
1296 ms |
11584 KB |
Output is correct |
78 |
Correct |
1278 ms |
11756 KB |
Output is correct |
79 |
Correct |
1292 ms |
11624 KB |
Output is correct |
80 |
Correct |
2417 ms |
10968 KB |
Output is correct |