#include <bits/stdc++.h>
#define fi first
#define se second
using namespace std;
const int N = 4e6 + 200;
pair<int, int> v[N],b[N];
vector<int> q[N];
int t[4 * N],a[N],n,Q,limit,l,r,x,step,pos,val;
bool ans[N];
void upd(int v,int tl,int tr)
{
if(tl == tr)
{
t[v] = val + a[tl];
return;
}
int tm = (tl + tr) >> 1;
if(pos <= tm) upd(v << 1, tl, tm);
else upd(v << 1 | 1, tm + 1, tr);
t[v] = max(t[v << 1], t[v << 1 | 1]);
}
int get(int v,int tl,int tr)
{
if(tr < l || tl > r) return 0;
if(tl >= l && tr <= r) return t[v];
int tm = (tl + tr) >> 1;
return max(get(v << 1, tl, tm), get(v << 1 | 1, tm + 1, tr));
}
void make(int l,int r)
{
int x,Pos;
for(int i = r; i >= l; i--)
{
x = a[i];
while(step > 0 && x > v[step].fi)
{
Pos = v[step].se;
pos = Pos;
val = x;
upd(1, 1, n);
step--;
}
v[++step] = {x, i};
}
}
int main()
{
ios_base::sync_with_stdio();cin.tie(0);
cin>>n>>Q;
for(int i = 1; i <= n; i++) cin>>a[i];
limit = n;
for(int i = 1; i <= Q; i++)
{
cin>>l>>r>>x;
b[i] = {r, x};
q[l].push_back(i);
}
for(int j = n; j > 0; j--) if(!q[j].empty())
for(auto i : q[j])
{
l = j;
r = b[i].fi;
if(limit >= l)
{
make(l, limit);
limit = l - 1;
}
x = get(1, 1, n);
ans[i] = (x <= b[i].se);
}
for(int i = 1; i <= Q; i++) cout<<ans[i]<<"\n";
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
87 ms |
94328 KB |
Output is correct |
2 |
Correct |
115 ms |
94328 KB |
Output is correct |
3 |
Correct |
90 ms |
94292 KB |
Output is correct |
4 |
Correct |
98 ms |
94392 KB |
Output is correct |
5 |
Correct |
89 ms |
94328 KB |
Output is correct |
6 |
Correct |
90 ms |
94296 KB |
Output is correct |
7 |
Correct |
90 ms |
94328 KB |
Output is correct |
8 |
Correct |
89 ms |
94328 KB |
Output is correct |
9 |
Correct |
89 ms |
94328 KB |
Output is correct |
10 |
Correct |
89 ms |
94328 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
87 ms |
94328 KB |
Output is correct |
2 |
Correct |
115 ms |
94328 KB |
Output is correct |
3 |
Correct |
90 ms |
94292 KB |
Output is correct |
4 |
Correct |
98 ms |
94392 KB |
Output is correct |
5 |
Correct |
89 ms |
94328 KB |
Output is correct |
6 |
Correct |
90 ms |
94296 KB |
Output is correct |
7 |
Correct |
90 ms |
94328 KB |
Output is correct |
8 |
Correct |
89 ms |
94328 KB |
Output is correct |
9 |
Correct |
89 ms |
94328 KB |
Output is correct |
10 |
Correct |
89 ms |
94328 KB |
Output is correct |
11 |
Correct |
95 ms |
94500 KB |
Output is correct |
12 |
Correct |
99 ms |
94608 KB |
Output is correct |
13 |
Correct |
101 ms |
94732 KB |
Output is correct |
14 |
Correct |
105 ms |
94712 KB |
Output is correct |
15 |
Correct |
106 ms |
94712 KB |
Output is correct |
16 |
Correct |
101 ms |
94628 KB |
Output is correct |
17 |
Correct |
98 ms |
94496 KB |
Output is correct |
18 |
Correct |
99 ms |
94584 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Execution timed out |
3034 ms |
129784 KB |
Time limit exceeded |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
346 ms |
98936 KB |
Output is correct |
2 |
Correct |
330 ms |
98028 KB |
Output is correct |
3 |
Correct |
329 ms |
98388 KB |
Output is correct |
4 |
Correct |
333 ms |
98680 KB |
Output is correct |
5 |
Correct |
330 ms |
98688 KB |
Output is correct |
6 |
Correct |
288 ms |
97272 KB |
Output is correct |
7 |
Correct |
289 ms |
97364 KB |
Output is correct |
8 |
Correct |
303 ms |
98276 KB |
Output is correct |
9 |
Correct |
224 ms |
96116 KB |
Output is correct |
10 |
Correct |
300 ms |
98168 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
87 ms |
94328 KB |
Output is correct |
2 |
Correct |
115 ms |
94328 KB |
Output is correct |
3 |
Correct |
90 ms |
94292 KB |
Output is correct |
4 |
Correct |
98 ms |
94392 KB |
Output is correct |
5 |
Correct |
89 ms |
94328 KB |
Output is correct |
6 |
Correct |
90 ms |
94296 KB |
Output is correct |
7 |
Correct |
90 ms |
94328 KB |
Output is correct |
8 |
Correct |
89 ms |
94328 KB |
Output is correct |
9 |
Correct |
89 ms |
94328 KB |
Output is correct |
10 |
Correct |
89 ms |
94328 KB |
Output is correct |
11 |
Correct |
95 ms |
94500 KB |
Output is correct |
12 |
Correct |
99 ms |
94608 KB |
Output is correct |
13 |
Correct |
101 ms |
94732 KB |
Output is correct |
14 |
Correct |
105 ms |
94712 KB |
Output is correct |
15 |
Correct |
106 ms |
94712 KB |
Output is correct |
16 |
Correct |
101 ms |
94628 KB |
Output is correct |
17 |
Correct |
98 ms |
94496 KB |
Output is correct |
18 |
Correct |
99 ms |
94584 KB |
Output is correct |
19 |
Correct |
799 ms |
103464 KB |
Output is correct |
20 |
Correct |
786 ms |
103540 KB |
Output is correct |
21 |
Correct |
720 ms |
101240 KB |
Output is correct |
22 |
Correct |
727 ms |
101300 KB |
Output is correct |
23 |
Correct |
724 ms |
101128 KB |
Output is correct |
24 |
Correct |
695 ms |
100628 KB |
Output is correct |
25 |
Correct |
697 ms |
100464 KB |
Output is correct |
26 |
Correct |
721 ms |
101236 KB |
Output is correct |
27 |
Correct |
724 ms |
101364 KB |
Output is correct |
28 |
Correct |
731 ms |
101880 KB |
Output is correct |
29 |
Correct |
744 ms |
102876 KB |
Output is correct |
30 |
Correct |
748 ms |
102904 KB |
Output is correct |
31 |
Correct |
745 ms |
102836 KB |
Output is correct |
32 |
Correct |
756 ms |
102808 KB |
Output is correct |
33 |
Correct |
790 ms |
102936 KB |
Output is correct |
34 |
Correct |
666 ms |
100104 KB |
Output is correct |
35 |
Correct |
653 ms |
100224 KB |
Output is correct |
36 |
Correct |
666 ms |
100216 KB |
Output is correct |
37 |
Correct |
641 ms |
100012 KB |
Output is correct |
38 |
Correct |
654 ms |
100144 KB |
Output is correct |
39 |
Correct |
635 ms |
101652 KB |
Output is correct |
40 |
Correct |
543 ms |
100540 KB |
Output is correct |
41 |
Correct |
629 ms |
101976 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
87 ms |
94328 KB |
Output is correct |
2 |
Correct |
115 ms |
94328 KB |
Output is correct |
3 |
Correct |
90 ms |
94292 KB |
Output is correct |
4 |
Correct |
98 ms |
94392 KB |
Output is correct |
5 |
Correct |
89 ms |
94328 KB |
Output is correct |
6 |
Correct |
90 ms |
94296 KB |
Output is correct |
7 |
Correct |
90 ms |
94328 KB |
Output is correct |
8 |
Correct |
89 ms |
94328 KB |
Output is correct |
9 |
Correct |
89 ms |
94328 KB |
Output is correct |
10 |
Correct |
89 ms |
94328 KB |
Output is correct |
11 |
Correct |
95 ms |
94500 KB |
Output is correct |
12 |
Correct |
99 ms |
94608 KB |
Output is correct |
13 |
Correct |
101 ms |
94732 KB |
Output is correct |
14 |
Correct |
105 ms |
94712 KB |
Output is correct |
15 |
Correct |
106 ms |
94712 KB |
Output is correct |
16 |
Correct |
101 ms |
94628 KB |
Output is correct |
17 |
Correct |
98 ms |
94496 KB |
Output is correct |
18 |
Correct |
99 ms |
94584 KB |
Output is correct |
19 |
Execution timed out |
3034 ms |
129784 KB |
Time limit exceeded |
20 |
Halted |
0 ms |
0 KB |
- |