#include <bits/stdc++.h>
#define ll long long
#define ld long double
#define sz(x) ((int)(x).size())
#define all(x) (x).begin(), (x).end()
using namespace std;
const int inf = 2e9;
vector<int> f;
void upd(int i, int x) {
for(; i < sz(f); i += (i & -i)) {
f[i] = max(f[i], x);
}
}
int maxx(int i) {
int x = 0;
for(; i; i -= (i & -i)) {
x = max(x, f[i]);
}
return x;
}
int main() {
ios::sync_with_stdio(0);
cin.tie(0);
int n, m;
cin >> n >> m;
f = vector<int>(n + 1, 0);
int a[n + 1], b[n + 1];
memset(b, 0, sizeof b);
vector<pair<int, int> > v(1, {inf, 0});
vector<int> u[n + 1];
for(int i = 1; i <= n; ++i) {
cin >> a[i];
while(v.back().first <= a[i]) { v.pop_back(); }
b[i] = v.back().second;
v.push_back({a[i], i});
u[b[i]].push_back(i);
}
vector<array<int, 4> > q;
for(int i = 1; i <= m; ++i) {
int l, r, k;
cin >> l >> r >> k;
q.push_back({l, r, k, i});
}
sort(all(q));
reverse(all(q));
int on = n + 1;
int fp[m + 1];
for(auto x : q) {
while(on > x[0]) {
on -= 1;
for(int i : u[on]) {
upd(i, a[on] + a[i]);
}
}
fp[x[3]] = x[2] >= maxx(x[1]);
}
for(int i = 1; i <= m; ++i) {
cout << fp[i] << "\n";
}
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
332 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
332 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
332 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
332 KB |
Output is correct |
11 |
Correct |
2 ms |
488 KB |
Output is correct |
12 |
Correct |
3 ms |
716 KB |
Output is correct |
13 |
Correct |
3 ms |
716 KB |
Output is correct |
14 |
Correct |
4 ms |
844 KB |
Output is correct |
15 |
Correct |
4 ms |
844 KB |
Output is correct |
16 |
Correct |
4 ms |
840 KB |
Output is correct |
17 |
Correct |
3 ms |
716 KB |
Output is correct |
18 |
Correct |
3 ms |
820 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
697 ms |
75224 KB |
Output is correct |
2 |
Correct |
694 ms |
75152 KB |
Output is correct |
3 |
Correct |
689 ms |
75020 KB |
Output is correct |
4 |
Correct |
682 ms |
75004 KB |
Output is correct |
5 |
Correct |
617 ms |
62800 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
58 ms |
8416 KB |
Output is correct |
2 |
Correct |
60 ms |
8500 KB |
Output is correct |
3 |
Correct |
54 ms |
7292 KB |
Output is correct |
4 |
Correct |
48 ms |
7276 KB |
Output is correct |
5 |
Correct |
50 ms |
7188 KB |
Output is correct |
6 |
Correct |
50 ms |
7396 KB |
Output is correct |
7 |
Correct |
63 ms |
7428 KB |
Output is correct |
8 |
Correct |
50 ms |
7312 KB |
Output is correct |
9 |
Correct |
40 ms |
3308 KB |
Output is correct |
10 |
Correct |
53 ms |
7340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
332 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
332 KB |
Output is correct |
11 |
Correct |
2 ms |
488 KB |
Output is correct |
12 |
Correct |
3 ms |
716 KB |
Output is correct |
13 |
Correct |
3 ms |
716 KB |
Output is correct |
14 |
Correct |
4 ms |
844 KB |
Output is correct |
15 |
Correct |
4 ms |
844 KB |
Output is correct |
16 |
Correct |
4 ms |
840 KB |
Output is correct |
17 |
Correct |
3 ms |
716 KB |
Output is correct |
18 |
Correct |
3 ms |
820 KB |
Output is correct |
19 |
Correct |
147 ms |
16660 KB |
Output is correct |
20 |
Correct |
143 ms |
16528 KB |
Output is correct |
21 |
Correct |
143 ms |
17336 KB |
Output is correct |
22 |
Correct |
143 ms |
15912 KB |
Output is correct |
23 |
Correct |
134 ms |
15776 KB |
Output is correct |
24 |
Correct |
141 ms |
13396 KB |
Output is correct |
25 |
Correct |
117 ms |
13356 KB |
Output is correct |
26 |
Correct |
122 ms |
13336 KB |
Output is correct |
27 |
Correct |
123 ms |
13348 KB |
Output is correct |
28 |
Correct |
118 ms |
13256 KB |
Output is correct |
29 |
Correct |
119 ms |
13368 KB |
Output is correct |
30 |
Correct |
124 ms |
13356 KB |
Output is correct |
31 |
Correct |
117 ms |
13372 KB |
Output is correct |
32 |
Correct |
124 ms |
13340 KB |
Output is correct |
33 |
Correct |
118 ms |
13272 KB |
Output is correct |
34 |
Correct |
127 ms |
13508 KB |
Output is correct |
35 |
Correct |
132 ms |
13356 KB |
Output is correct |
36 |
Correct |
115 ms |
13312 KB |
Output is correct |
37 |
Correct |
128 ms |
13292 KB |
Output is correct |
38 |
Correct |
161 ms |
13244 KB |
Output is correct |
39 |
Correct |
113 ms |
14136 KB |
Output is correct |
40 |
Correct |
110 ms |
10724 KB |
Output is correct |
41 |
Correct |
124 ms |
13672 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
332 KB |
Output is correct |
7 |
Correct |
1 ms |
332 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
332 KB |
Output is correct |
10 |
Correct |
1 ms |
332 KB |
Output is correct |
11 |
Correct |
2 ms |
488 KB |
Output is correct |
12 |
Correct |
3 ms |
716 KB |
Output is correct |
13 |
Correct |
3 ms |
716 KB |
Output is correct |
14 |
Correct |
4 ms |
844 KB |
Output is correct |
15 |
Correct |
4 ms |
844 KB |
Output is correct |
16 |
Correct |
4 ms |
840 KB |
Output is correct |
17 |
Correct |
3 ms |
716 KB |
Output is correct |
18 |
Correct |
3 ms |
820 KB |
Output is correct |
19 |
Correct |
697 ms |
75224 KB |
Output is correct |
20 |
Correct |
694 ms |
75152 KB |
Output is correct |
21 |
Correct |
689 ms |
75020 KB |
Output is correct |
22 |
Correct |
682 ms |
75004 KB |
Output is correct |
23 |
Correct |
617 ms |
62800 KB |
Output is correct |
24 |
Correct |
58 ms |
8416 KB |
Output is correct |
25 |
Correct |
60 ms |
8500 KB |
Output is correct |
26 |
Correct |
54 ms |
7292 KB |
Output is correct |
27 |
Correct |
48 ms |
7276 KB |
Output is correct |
28 |
Correct |
50 ms |
7188 KB |
Output is correct |
29 |
Correct |
50 ms |
7396 KB |
Output is correct |
30 |
Correct |
63 ms |
7428 KB |
Output is correct |
31 |
Correct |
50 ms |
7312 KB |
Output is correct |
32 |
Correct |
40 ms |
3308 KB |
Output is correct |
33 |
Correct |
53 ms |
7340 KB |
Output is correct |
34 |
Correct |
147 ms |
16660 KB |
Output is correct |
35 |
Correct |
143 ms |
16528 KB |
Output is correct |
36 |
Correct |
143 ms |
17336 KB |
Output is correct |
37 |
Correct |
143 ms |
15912 KB |
Output is correct |
38 |
Correct |
134 ms |
15776 KB |
Output is correct |
39 |
Correct |
141 ms |
13396 KB |
Output is correct |
40 |
Correct |
117 ms |
13356 KB |
Output is correct |
41 |
Correct |
122 ms |
13336 KB |
Output is correct |
42 |
Correct |
123 ms |
13348 KB |
Output is correct |
43 |
Correct |
118 ms |
13256 KB |
Output is correct |
44 |
Correct |
119 ms |
13368 KB |
Output is correct |
45 |
Correct |
124 ms |
13356 KB |
Output is correct |
46 |
Correct |
117 ms |
13372 KB |
Output is correct |
47 |
Correct |
124 ms |
13340 KB |
Output is correct |
48 |
Correct |
118 ms |
13272 KB |
Output is correct |
49 |
Correct |
127 ms |
13508 KB |
Output is correct |
50 |
Correct |
132 ms |
13356 KB |
Output is correct |
51 |
Correct |
115 ms |
13312 KB |
Output is correct |
52 |
Correct |
128 ms |
13292 KB |
Output is correct |
53 |
Correct |
161 ms |
13244 KB |
Output is correct |
54 |
Correct |
113 ms |
14136 KB |
Output is correct |
55 |
Correct |
110 ms |
10724 KB |
Output is correct |
56 |
Correct |
124 ms |
13672 KB |
Output is correct |
57 |
Correct |
734 ms |
74388 KB |
Output is correct |
58 |
Correct |
706 ms |
78724 KB |
Output is correct |
59 |
Correct |
698 ms |
78816 KB |
Output is correct |
60 |
Correct |
698 ms |
78692 KB |
Output is correct |
61 |
Correct |
719 ms |
78660 KB |
Output is correct |
62 |
Correct |
749 ms |
78668 KB |
Output is correct |
63 |
Correct |
620 ms |
65940 KB |
Output is correct |
64 |
Correct |
633 ms |
65856 KB |
Output is correct |
65 |
Correct |
593 ms |
66536 KB |
Output is correct |
66 |
Correct |
612 ms |
66276 KB |
Output is correct |
67 |
Correct |
617 ms |
66444 KB |
Output is correct |
68 |
Correct |
631 ms |
66348 KB |
Output is correct |
69 |
Correct |
613 ms |
66556 KB |
Output is correct |
70 |
Correct |
637 ms |
66556 KB |
Output is correct |
71 |
Correct |
615 ms |
66432 KB |
Output is correct |
72 |
Correct |
609 ms |
66456 KB |
Output is correct |
73 |
Correct |
593 ms |
65696 KB |
Output is correct |
74 |
Correct |
629 ms |
66108 KB |
Output is correct |
75 |
Correct |
606 ms |
65628 KB |
Output is correct |
76 |
Correct |
608 ms |
65716 KB |
Output is correct |
77 |
Correct |
600 ms |
65676 KB |
Output is correct |
78 |
Correct |
587 ms |
69544 KB |
Output is correct |
79 |
Correct |
496 ms |
48020 KB |
Output is correct |
80 |
Correct |
571 ms |
66932 KB |
Output is correct |