#include<stdio.h>
#include<math.h>
#include<algorithm>
#include<map>
#include<set>
using namespace std;
typedef long long ll;
int n, k, qu;
ll ans[100010];
ll p[100010];
map <ll,int> M;
set <ll> S;
struct qua{
qua(){}
qua(int s,int d):s(s),d(d){}
int s, d, c;
bool operator<(const qua &l)const{
return d/k != l.d/k ? d/k < l.d/k : s < l.s;
}
}q[100010];
int main()
{
scanf("%d%d",&n,&qu);
k = int(sqrt(n));
int i;
for(i=1;i<=n;i++)scanf("%lld",p+i);
for(i=0;i<qu;i++)scanf("%d%d",&q[i].s,&q[i].d), q[i].c = i;
sort(q, q+qu);
int L = 1, R = 0;
for(i=0;i<qu;i++){
while(L>q[i].s)S.insert(++M[p[--L]] * p[L]);
while(R<q[i].d)S.insert(++M[p[++R]] * p[R]);
while(L<q[i].s)S.erase(M[p[L]]-- * p[L++]);
while(R>q[i].d)S.erase(M[p[R]]-- * p[R--]);
ans[q[i].c] = *(--S.end());
}
for(i=0;i<qu;i++)printf("%lld\n",ans[i]);
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
3960 KB |
Output is correct |
2 |
Correct |
0 ms |
3960 KB |
Output is correct |
3 |
Correct |
0 ms |
3960 KB |
Output is correct |
4 |
Correct |
0 ms |
3960 KB |
Output is correct |
5 |
Correct |
0 ms |
3960 KB |
Output is correct |
6 |
Correct |
0 ms |
3960 KB |
Output is correct |
7 |
Correct |
0 ms |
3960 KB |
Output is correct |
8 |
Correct |
0 ms |
3960 KB |
Output is correct |
9 |
Correct |
0 ms |
3960 KB |
Output is correct |
10 |
Correct |
0 ms |
3960 KB |
Output is correct |
11 |
Correct |
0 ms |
3960 KB |
Output is correct |
12 |
Correct |
0 ms |
3960 KB |
Output is correct |
13 |
Correct |
0 ms |
3960 KB |
Output is correct |
14 |
Correct |
0 ms |
3960 KB |
Output is correct |
15 |
Correct |
0 ms |
3960 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
3960 KB |
Output is correct |
2 |
Correct |
0 ms |
3960 KB |
Output is correct |
3 |
Correct |
4 ms |
3960 KB |
Output is correct |
4 |
Correct |
16 ms |
3960 KB |
Output is correct |
5 |
Correct |
44 ms |
4092 KB |
Output is correct |
6 |
Incorrect |
96 ms |
4092 KB |
Output isn't correct |
7 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
3960 KB |
Output is correct |
2 |
Correct |
0 ms |
3960 KB |
Output is correct |
3 |
Correct |
0 ms |
3960 KB |
Output is correct |
4 |
Correct |
0 ms |
3960 KB |
Output is correct |
5 |
Correct |
0 ms |
3960 KB |
Output is correct |
6 |
Correct |
0 ms |
3960 KB |
Output is correct |
7 |
Correct |
4 ms |
3960 KB |
Output is correct |
8 |
Correct |
8 ms |
4224 KB |
Output is correct |
9 |
Correct |
24 ms |
4356 KB |
Output is correct |
10 |
Correct |
16 ms |
4092 KB |
Output is correct |
11 |
Correct |
88 ms |
3960 KB |
Output is correct |
12 |
Correct |
76 ms |
4884 KB |
Output is correct |
13 |
Correct |
80 ms |
4356 KB |
Output is correct |
14 |
Correct |
140 ms |
6468 KB |
Output is correct |
15 |
Correct |
148 ms |
7392 KB |
Output is correct |
16 |
Correct |
184 ms |
12540 KB |
Output is correct |
17 |
Incorrect |
64 ms |
5148 KB |
Output isn't correct |
18 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
280 ms |
4356 KB |
Output is correct |
2 |
Correct |
1172 ms |
4884 KB |
Output is correct |
3 |
Incorrect |
2992 ms |
5544 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |