#include <bits/stdc++.h>
#define forr(_a,_b,_c) for(_a = (_b); _a <= (_c); ++_a)
#define ford(_a,_b,_c) for(_a = (_b) + 1; _a --> (_c);)
#define forf(_a,_b,_c) for(_a = (_b); _a < (_c); ++_a)
#define st first
#define nd second
#define ll long long
#define ull unsigned long long
#define pii pair <int,int>
#define pll pair <ll,ll>
#define piii pair <int,pii>
#define vi vector <int>
#define pb push_back
#define mp make_pair
#define all(x) begin(x),end(x)
#define file "test"
using namespace std;
const int N = 1e6 + 5;
const ll oo = 1e9;
const ll mod = 1e9 + 7;
int bit[N],n;
void update (int u, int val){
for (; u > 0; u -= u & -u)
bit[u] = max (bit[u],val);
}
int get (int u){
int res = 0;
for (; u <= n; u += u & -u)
res = max (res,bit[u]);
return res;
}
stack <int> s;
int q,i,a[N],u,v,h[N],ans[N];
vector <pii> g[N];
int main(){
ios_base::sync_with_stdio(0); cin.tie(0);
cin >> n >> q;
forr (i,1,n)
cin >> a[i];
forr (i,1,q){
cin >> u >> v;
cin >> h[i];
g[v].pb({i,u});
}
forr (i,1,n){
while (!s.empty() && a[i] >= a[s.top()])
s.pop();
if (!s.empty())
update(s.top(),a[i] + a[s.top()]);
s.push(i);
for (pii w : g[i])
ans[w.st] = get(w.nd);
}
forr (i,1,q)
cout << (ans[i] <= h[i]) << "\n";
return 0;
}
/*
*/
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
31324 KB |
Output is correct |
2 |
Correct |
6 ms |
31420 KB |
Output is correct |
3 |
Correct |
6 ms |
31320 KB |
Output is correct |
4 |
Correct |
6 ms |
31324 KB |
Output is correct |
5 |
Correct |
6 ms |
31324 KB |
Output is correct |
6 |
Correct |
6 ms |
31320 KB |
Output is correct |
7 |
Correct |
6 ms |
31324 KB |
Output is correct |
8 |
Correct |
6 ms |
31436 KB |
Output is correct |
9 |
Correct |
6 ms |
31432 KB |
Output is correct |
10 |
Correct |
6 ms |
31320 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
31324 KB |
Output is correct |
2 |
Correct |
6 ms |
31420 KB |
Output is correct |
3 |
Correct |
6 ms |
31320 KB |
Output is correct |
4 |
Correct |
6 ms |
31324 KB |
Output is correct |
5 |
Correct |
6 ms |
31324 KB |
Output is correct |
6 |
Correct |
6 ms |
31320 KB |
Output is correct |
7 |
Correct |
6 ms |
31324 KB |
Output is correct |
8 |
Correct |
6 ms |
31436 KB |
Output is correct |
9 |
Correct |
6 ms |
31432 KB |
Output is correct |
10 |
Correct |
6 ms |
31320 KB |
Output is correct |
11 |
Correct |
7 ms |
31324 KB |
Output is correct |
12 |
Correct |
8 ms |
31324 KB |
Output is correct |
13 |
Correct |
7 ms |
31320 KB |
Output is correct |
14 |
Correct |
8 ms |
31324 KB |
Output is correct |
15 |
Correct |
8 ms |
31324 KB |
Output is correct |
16 |
Correct |
8 ms |
31320 KB |
Output is correct |
17 |
Correct |
8 ms |
31324 KB |
Output is correct |
18 |
Correct |
8 ms |
31436 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
647 ms |
84816 KB |
Output is correct |
2 |
Correct |
643 ms |
90436 KB |
Output is correct |
3 |
Correct |
672 ms |
90296 KB |
Output is correct |
4 |
Correct |
653 ms |
90716 KB |
Output is correct |
5 |
Correct |
636 ms |
88504 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
47 ms |
33284 KB |
Output is correct |
2 |
Correct |
46 ms |
32848 KB |
Output is correct |
3 |
Correct |
43 ms |
33176 KB |
Output is correct |
4 |
Correct |
46 ms |
33364 KB |
Output is correct |
5 |
Correct |
42 ms |
33360 KB |
Output is correct |
6 |
Correct |
35 ms |
32728 KB |
Output is correct |
7 |
Correct |
34 ms |
32592 KB |
Output is correct |
8 |
Correct |
41 ms |
33316 KB |
Output is correct |
9 |
Correct |
29 ms |
32468 KB |
Output is correct |
10 |
Correct |
40 ms |
33136 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
31324 KB |
Output is correct |
2 |
Correct |
6 ms |
31420 KB |
Output is correct |
3 |
Correct |
6 ms |
31320 KB |
Output is correct |
4 |
Correct |
6 ms |
31324 KB |
Output is correct |
5 |
Correct |
6 ms |
31324 KB |
Output is correct |
6 |
Correct |
6 ms |
31320 KB |
Output is correct |
7 |
Correct |
6 ms |
31324 KB |
Output is correct |
8 |
Correct |
6 ms |
31436 KB |
Output is correct |
9 |
Correct |
6 ms |
31432 KB |
Output is correct |
10 |
Correct |
6 ms |
31320 KB |
Output is correct |
11 |
Correct |
7 ms |
31324 KB |
Output is correct |
12 |
Correct |
8 ms |
31324 KB |
Output is correct |
13 |
Correct |
7 ms |
31320 KB |
Output is correct |
14 |
Correct |
8 ms |
31324 KB |
Output is correct |
15 |
Correct |
8 ms |
31324 KB |
Output is correct |
16 |
Correct |
8 ms |
31320 KB |
Output is correct |
17 |
Correct |
8 ms |
31324 KB |
Output is correct |
18 |
Correct |
8 ms |
31436 KB |
Output is correct |
19 |
Correct |
102 ms |
35396 KB |
Output is correct |
20 |
Correct |
101 ms |
35504 KB |
Output is correct |
21 |
Correct |
86 ms |
34348 KB |
Output is correct |
22 |
Correct |
86 ms |
34320 KB |
Output is correct |
23 |
Correct |
86 ms |
34388 KB |
Output is correct |
24 |
Correct |
78 ms |
34288 KB |
Output is correct |
25 |
Correct |
80 ms |
34128 KB |
Output is correct |
26 |
Correct |
100 ms |
34688 KB |
Output is correct |
27 |
Correct |
85 ms |
34640 KB |
Output is correct |
28 |
Correct |
85 ms |
34896 KB |
Output is correct |
29 |
Correct |
98 ms |
35712 KB |
Output is correct |
30 |
Correct |
97 ms |
35504 KB |
Output is correct |
31 |
Correct |
91 ms |
35384 KB |
Output is correct |
32 |
Correct |
91 ms |
35412 KB |
Output is correct |
33 |
Correct |
104 ms |
35388 KB |
Output is correct |
34 |
Correct |
73 ms |
33840 KB |
Output is correct |
35 |
Correct |
74 ms |
33984 KB |
Output is correct |
36 |
Correct |
72 ms |
33968 KB |
Output is correct |
37 |
Correct |
74 ms |
33964 KB |
Output is correct |
38 |
Correct |
78 ms |
33904 KB |
Output is correct |
39 |
Correct |
98 ms |
35048 KB |
Output is correct |
40 |
Correct |
74 ms |
34828 KB |
Output is correct |
41 |
Correct |
85 ms |
35272 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
6 ms |
31324 KB |
Output is correct |
2 |
Correct |
6 ms |
31420 KB |
Output is correct |
3 |
Correct |
6 ms |
31320 KB |
Output is correct |
4 |
Correct |
6 ms |
31324 KB |
Output is correct |
5 |
Correct |
6 ms |
31324 KB |
Output is correct |
6 |
Correct |
6 ms |
31320 KB |
Output is correct |
7 |
Correct |
6 ms |
31324 KB |
Output is correct |
8 |
Correct |
6 ms |
31436 KB |
Output is correct |
9 |
Correct |
6 ms |
31432 KB |
Output is correct |
10 |
Correct |
6 ms |
31320 KB |
Output is correct |
11 |
Correct |
7 ms |
31324 KB |
Output is correct |
12 |
Correct |
8 ms |
31324 KB |
Output is correct |
13 |
Correct |
7 ms |
31320 KB |
Output is correct |
14 |
Correct |
8 ms |
31324 KB |
Output is correct |
15 |
Correct |
8 ms |
31324 KB |
Output is correct |
16 |
Correct |
8 ms |
31320 KB |
Output is correct |
17 |
Correct |
8 ms |
31324 KB |
Output is correct |
18 |
Correct |
8 ms |
31436 KB |
Output is correct |
19 |
Correct |
647 ms |
84816 KB |
Output is correct |
20 |
Correct |
643 ms |
90436 KB |
Output is correct |
21 |
Correct |
672 ms |
90296 KB |
Output is correct |
22 |
Correct |
653 ms |
90716 KB |
Output is correct |
23 |
Correct |
636 ms |
88504 KB |
Output is correct |
24 |
Correct |
47 ms |
33284 KB |
Output is correct |
25 |
Correct |
46 ms |
32848 KB |
Output is correct |
26 |
Correct |
43 ms |
33176 KB |
Output is correct |
27 |
Correct |
46 ms |
33364 KB |
Output is correct |
28 |
Correct |
42 ms |
33360 KB |
Output is correct |
29 |
Correct |
35 ms |
32728 KB |
Output is correct |
30 |
Correct |
34 ms |
32592 KB |
Output is correct |
31 |
Correct |
41 ms |
33316 KB |
Output is correct |
32 |
Correct |
29 ms |
32468 KB |
Output is correct |
33 |
Correct |
40 ms |
33136 KB |
Output is correct |
34 |
Correct |
102 ms |
35396 KB |
Output is correct |
35 |
Correct |
101 ms |
35504 KB |
Output is correct |
36 |
Correct |
86 ms |
34348 KB |
Output is correct |
37 |
Correct |
86 ms |
34320 KB |
Output is correct |
38 |
Correct |
86 ms |
34388 KB |
Output is correct |
39 |
Correct |
78 ms |
34288 KB |
Output is correct |
40 |
Correct |
80 ms |
34128 KB |
Output is correct |
41 |
Correct |
100 ms |
34688 KB |
Output is correct |
42 |
Correct |
85 ms |
34640 KB |
Output is correct |
43 |
Correct |
85 ms |
34896 KB |
Output is correct |
44 |
Correct |
98 ms |
35712 KB |
Output is correct |
45 |
Correct |
97 ms |
35504 KB |
Output is correct |
46 |
Correct |
91 ms |
35384 KB |
Output is correct |
47 |
Correct |
91 ms |
35412 KB |
Output is correct |
48 |
Correct |
104 ms |
35388 KB |
Output is correct |
49 |
Correct |
73 ms |
33840 KB |
Output is correct |
50 |
Correct |
74 ms |
33984 KB |
Output is correct |
51 |
Correct |
72 ms |
33968 KB |
Output is correct |
52 |
Correct |
74 ms |
33964 KB |
Output is correct |
53 |
Correct |
78 ms |
33904 KB |
Output is correct |
54 |
Correct |
98 ms |
35048 KB |
Output is correct |
55 |
Correct |
74 ms |
34828 KB |
Output is correct |
56 |
Correct |
85 ms |
35272 KB |
Output is correct |
57 |
Correct |
649 ms |
89936 KB |
Output is correct |
58 |
Correct |
654 ms |
89964 KB |
Output is correct |
59 |
Correct |
590 ms |
87072 KB |
Output is correct |
60 |
Correct |
596 ms |
83036 KB |
Output is correct |
61 |
Correct |
564 ms |
82500 KB |
Output is correct |
62 |
Correct |
638 ms |
87412 KB |
Output is correct |
63 |
Correct |
396 ms |
80008 KB |
Output is correct |
64 |
Correct |
377 ms |
79952 KB |
Output is correct |
65 |
Correct |
543 ms |
84820 KB |
Output is correct |
66 |
Correct |
619 ms |
84780 KB |
Output is correct |
67 |
Correct |
573 ms |
85136 KB |
Output is correct |
68 |
Correct |
621 ms |
87980 KB |
Output is correct |
69 |
Correct |
611 ms |
87996 KB |
Output is correct |
70 |
Correct |
603 ms |
87340 KB |
Output is correct |
71 |
Correct |
620 ms |
87472 KB |
Output is correct |
72 |
Correct |
593 ms |
87452 KB |
Output is correct |
73 |
Correct |
355 ms |
77000 KB |
Output is correct |
74 |
Correct |
364 ms |
78376 KB |
Output is correct |
75 |
Correct |
345 ms |
73284 KB |
Output is correct |
76 |
Correct |
345 ms |
73296 KB |
Output is correct |
77 |
Correct |
360 ms |
73056 KB |
Output is correct |
78 |
Correct |
516 ms |
77760 KB |
Output is correct |
79 |
Correct |
401 ms |
71608 KB |
Output is correct |
80 |
Correct |
550 ms |
76292 KB |
Output is correct |