#include<bits/stdc++.h>
using namespace std;
using ll = long long;
const int N = 1e6 + 10;
#define ff first
#define ss second
ll fen[N];
ll arr[N];
void upd(int at, ll val) {
while(at > 0) {
fen[at] = max(fen[at], val);
at-=at&(-at);
}
}
ll get(int r) {
ll mx = 0;
while(r < N) {
mx = max(mx, fen[r]);
r+=r&(-r);
}
return mx;
}
int main () {
int n, m;
cin >> n >> m;
for(int i = 0;i<N;i++)fen[i] = 0;
for(int i = 1;i<=n;i++)cin >> arr[i];
vector<pair<pair<ll,ll>, ll>> que[n+1];
for(int i = 0;i<m;i++) {
ll l, r, v;
cin >> l >> r >> v;
que[r].push_back(make_pair(make_pair(l, v), i));
}
ll ans[m];
vector<int> stk;
stk.push_back(0);
for(int i = 1;i<=n;i++) {
while(stk.size() and arr[stk.back()] <= arr[i])stk.pop_back();
if(stk.size())upd(stk.back(), arr[stk.back()]+arr[i]);
stk.push_back(i);
for(auto q:que[i]) {
ans[q.ss] = get(q.ff.ff)<=q.ff.ss;
}
}
for(int i = 0;i<m;i++)cout << ans[i] << "\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
8020 KB |
Output is correct |
2 |
Correct |
3 ms |
8020 KB |
Output is correct |
3 |
Correct |
3 ms |
8148 KB |
Output is correct |
4 |
Correct |
4 ms |
8148 KB |
Output is correct |
5 |
Correct |
4 ms |
8032 KB |
Output is correct |
6 |
Correct |
4 ms |
8148 KB |
Output is correct |
7 |
Correct |
4 ms |
8148 KB |
Output is correct |
8 |
Correct |
4 ms |
8148 KB |
Output is correct |
9 |
Correct |
4 ms |
8148 KB |
Output is correct |
10 |
Correct |
4 ms |
8148 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
8020 KB |
Output is correct |
2 |
Correct |
3 ms |
8020 KB |
Output is correct |
3 |
Correct |
3 ms |
8148 KB |
Output is correct |
4 |
Correct |
4 ms |
8148 KB |
Output is correct |
5 |
Correct |
4 ms |
8032 KB |
Output is correct |
6 |
Correct |
4 ms |
8148 KB |
Output is correct |
7 |
Correct |
4 ms |
8148 KB |
Output is correct |
8 |
Correct |
4 ms |
8148 KB |
Output is correct |
9 |
Correct |
4 ms |
8148 KB |
Output is correct |
10 |
Correct |
4 ms |
8148 KB |
Output is correct |
11 |
Correct |
7 ms |
8276 KB |
Output is correct |
12 |
Correct |
9 ms |
8296 KB |
Output is correct |
13 |
Correct |
8 ms |
8328 KB |
Output is correct |
14 |
Correct |
10 ms |
8468 KB |
Output is correct |
15 |
Correct |
10 ms |
8404 KB |
Output is correct |
16 |
Correct |
9 ms |
8404 KB |
Output is correct |
17 |
Correct |
9 ms |
8424 KB |
Output is correct |
18 |
Correct |
8 ms |
8436 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1711 ms |
109696 KB |
Output is correct |
2 |
Correct |
1752 ms |
114620 KB |
Output is correct |
3 |
Correct |
1711 ms |
114492 KB |
Output is correct |
4 |
Correct |
1756 ms |
114540 KB |
Output is correct |
5 |
Correct |
1699 ms |
114620 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
122 ms |
15404 KB |
Output is correct |
2 |
Correct |
113 ms |
15652 KB |
Output is correct |
3 |
Correct |
114 ms |
15468 KB |
Output is correct |
4 |
Correct |
117 ms |
15436 KB |
Output is correct |
5 |
Correct |
117 ms |
15460 KB |
Output is correct |
6 |
Correct |
99 ms |
15588 KB |
Output is correct |
7 |
Correct |
102 ms |
15560 KB |
Output is correct |
8 |
Correct |
108 ms |
15136 KB |
Output is correct |
9 |
Correct |
76 ms |
12008 KB |
Output is correct |
10 |
Correct |
109 ms |
15120 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
8020 KB |
Output is correct |
2 |
Correct |
3 ms |
8020 KB |
Output is correct |
3 |
Correct |
3 ms |
8148 KB |
Output is correct |
4 |
Correct |
4 ms |
8148 KB |
Output is correct |
5 |
Correct |
4 ms |
8032 KB |
Output is correct |
6 |
Correct |
4 ms |
8148 KB |
Output is correct |
7 |
Correct |
4 ms |
8148 KB |
Output is correct |
8 |
Correct |
4 ms |
8148 KB |
Output is correct |
9 |
Correct |
4 ms |
8148 KB |
Output is correct |
10 |
Correct |
4 ms |
8148 KB |
Output is correct |
11 |
Correct |
7 ms |
8276 KB |
Output is correct |
12 |
Correct |
9 ms |
8296 KB |
Output is correct |
13 |
Correct |
8 ms |
8328 KB |
Output is correct |
14 |
Correct |
10 ms |
8468 KB |
Output is correct |
15 |
Correct |
10 ms |
8404 KB |
Output is correct |
16 |
Correct |
9 ms |
8404 KB |
Output is correct |
17 |
Correct |
9 ms |
8424 KB |
Output is correct |
18 |
Correct |
8 ms |
8436 KB |
Output is correct |
19 |
Correct |
330 ms |
22872 KB |
Output is correct |
20 |
Correct |
323 ms |
22856 KB |
Output is correct |
21 |
Correct |
294 ms |
23444 KB |
Output is correct |
22 |
Correct |
289 ms |
23372 KB |
Output is correct |
23 |
Correct |
288 ms |
23348 KB |
Output is correct |
24 |
Correct |
276 ms |
23528 KB |
Output is correct |
25 |
Correct |
285 ms |
23500 KB |
Output is correct |
26 |
Correct |
308 ms |
23080 KB |
Output is correct |
27 |
Correct |
311 ms |
23228 KB |
Output is correct |
28 |
Correct |
331 ms |
22976 KB |
Output is correct |
29 |
Correct |
389 ms |
22968 KB |
Output is correct |
30 |
Correct |
308 ms |
22860 KB |
Output is correct |
31 |
Correct |
307 ms |
22884 KB |
Output is correct |
32 |
Correct |
306 ms |
22860 KB |
Output is correct |
33 |
Correct |
302 ms |
22964 KB |
Output is correct |
34 |
Correct |
272 ms |
22980 KB |
Output is correct |
35 |
Correct |
269 ms |
22920 KB |
Output is correct |
36 |
Correct |
269 ms |
23028 KB |
Output is correct |
37 |
Correct |
264 ms |
22964 KB |
Output is correct |
38 |
Correct |
272 ms |
22988 KB |
Output is correct |
39 |
Correct |
267 ms |
22384 KB |
Output is correct |
40 |
Correct |
234 ms |
19796 KB |
Output is correct |
41 |
Correct |
252 ms |
22284 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
3 ms |
8020 KB |
Output is correct |
2 |
Correct |
3 ms |
8020 KB |
Output is correct |
3 |
Correct |
3 ms |
8148 KB |
Output is correct |
4 |
Correct |
4 ms |
8148 KB |
Output is correct |
5 |
Correct |
4 ms |
8032 KB |
Output is correct |
6 |
Correct |
4 ms |
8148 KB |
Output is correct |
7 |
Correct |
4 ms |
8148 KB |
Output is correct |
8 |
Correct |
4 ms |
8148 KB |
Output is correct |
9 |
Correct |
4 ms |
8148 KB |
Output is correct |
10 |
Correct |
4 ms |
8148 KB |
Output is correct |
11 |
Correct |
7 ms |
8276 KB |
Output is correct |
12 |
Correct |
9 ms |
8296 KB |
Output is correct |
13 |
Correct |
8 ms |
8328 KB |
Output is correct |
14 |
Correct |
10 ms |
8468 KB |
Output is correct |
15 |
Correct |
10 ms |
8404 KB |
Output is correct |
16 |
Correct |
9 ms |
8404 KB |
Output is correct |
17 |
Correct |
9 ms |
8424 KB |
Output is correct |
18 |
Correct |
8 ms |
8436 KB |
Output is correct |
19 |
Correct |
1711 ms |
109696 KB |
Output is correct |
20 |
Correct |
1752 ms |
114620 KB |
Output is correct |
21 |
Correct |
1711 ms |
114492 KB |
Output is correct |
22 |
Correct |
1756 ms |
114540 KB |
Output is correct |
23 |
Correct |
1699 ms |
114620 KB |
Output is correct |
24 |
Correct |
122 ms |
15404 KB |
Output is correct |
25 |
Correct |
113 ms |
15652 KB |
Output is correct |
26 |
Correct |
114 ms |
15468 KB |
Output is correct |
27 |
Correct |
117 ms |
15436 KB |
Output is correct |
28 |
Correct |
117 ms |
15460 KB |
Output is correct |
29 |
Correct |
99 ms |
15588 KB |
Output is correct |
30 |
Correct |
102 ms |
15560 KB |
Output is correct |
31 |
Correct |
108 ms |
15136 KB |
Output is correct |
32 |
Correct |
76 ms |
12008 KB |
Output is correct |
33 |
Correct |
109 ms |
15120 KB |
Output is correct |
34 |
Correct |
330 ms |
22872 KB |
Output is correct |
35 |
Correct |
323 ms |
22856 KB |
Output is correct |
36 |
Correct |
294 ms |
23444 KB |
Output is correct |
37 |
Correct |
289 ms |
23372 KB |
Output is correct |
38 |
Correct |
288 ms |
23348 KB |
Output is correct |
39 |
Correct |
276 ms |
23528 KB |
Output is correct |
40 |
Correct |
285 ms |
23500 KB |
Output is correct |
41 |
Correct |
308 ms |
23080 KB |
Output is correct |
42 |
Correct |
311 ms |
23228 KB |
Output is correct |
43 |
Correct |
331 ms |
22976 KB |
Output is correct |
44 |
Correct |
389 ms |
22968 KB |
Output is correct |
45 |
Correct |
308 ms |
22860 KB |
Output is correct |
46 |
Correct |
307 ms |
22884 KB |
Output is correct |
47 |
Correct |
306 ms |
22860 KB |
Output is correct |
48 |
Correct |
302 ms |
22964 KB |
Output is correct |
49 |
Correct |
272 ms |
22980 KB |
Output is correct |
50 |
Correct |
269 ms |
22920 KB |
Output is correct |
51 |
Correct |
269 ms |
23028 KB |
Output is correct |
52 |
Correct |
264 ms |
22964 KB |
Output is correct |
53 |
Correct |
272 ms |
22988 KB |
Output is correct |
54 |
Correct |
267 ms |
22384 KB |
Output is correct |
55 |
Correct |
234 ms |
19796 KB |
Output is correct |
56 |
Correct |
252 ms |
22284 KB |
Output is correct |
57 |
Correct |
1734 ms |
115440 KB |
Output is correct |
58 |
Correct |
1725 ms |
115568 KB |
Output is correct |
59 |
Correct |
1659 ms |
116360 KB |
Output is correct |
60 |
Correct |
1656 ms |
116476 KB |
Output is correct |
61 |
Correct |
1647 ms |
116556 KB |
Output is correct |
62 |
Correct |
1668 ms |
116352 KB |
Output is correct |
63 |
Correct |
1360 ms |
116220 KB |
Output is correct |
64 |
Correct |
1457 ms |
116460 KB |
Output is correct |
65 |
Correct |
1756 ms |
116396 KB |
Output is correct |
66 |
Correct |
1675 ms |
116456 KB |
Output is correct |
67 |
Correct |
1674 ms |
116260 KB |
Output is correct |
68 |
Correct |
1734 ms |
115764 KB |
Output is correct |
69 |
Correct |
1755 ms |
115536 KB |
Output is correct |
70 |
Correct |
1724 ms |
115732 KB |
Output is correct |
71 |
Correct |
1685 ms |
115576 KB |
Output is correct |
72 |
Correct |
1808 ms |
115788 KB |
Output is correct |
73 |
Correct |
1302 ms |
110168 KB |
Output is correct |
74 |
Correct |
1351 ms |
111024 KB |
Output is correct |
75 |
Correct |
1331 ms |
110528 KB |
Output is correct |
76 |
Correct |
1315 ms |
110560 KB |
Output is correct |
77 |
Correct |
1356 ms |
109928 KB |
Output is correct |
78 |
Correct |
1505 ms |
105884 KB |
Output is correct |
79 |
Correct |
1244 ms |
84752 KB |
Output is correct |
80 |
Correct |
1417 ms |
103068 KB |
Output is correct |