#include <bits/stdc++.h>
using namespace std;
#define ll long long int
#define pii pair<int, int>
#define oo 1e9
const int MAX = 1e6 + 6;
int n, m;
int tree[4 * MAX];
int arr[MAX];
void update(int node, int l, int r, int pos, int val){
if(l == r){
tree[node] = max(tree[node], val);
return;
}
int mid = (l + r) / 2;
if(pos <= mid) update(2 * node, l, mid, pos, val);
else update(2 * node + 1, mid + 1, r, pos, val);
tree[node] = max(tree[2 * node], tree[2 * node + 1]);
}
int ask(int node, int l, int r, int ql, int qr){
if(r < ql || qr < l) return 0;
if(ql <= l && r <= qr) return tree[node];
int mid = (l + r) / 2;
return max(ask(2 * node, l, mid , ql, qr), ask(2 * node + 1, mid + 1, r, ql, qr));
}
vector<pii> q[MAX];
int ans[MAX];
int k[MAX];
int main(){
cin >> n >> m;
for(int i = 1; i <= n; i++){
cin >> arr[i];
}
for(int i = 1; i <= m; i++){
int l, r, a; cin >> l >> r >> a;
k[i] = a;
q[r].push_back({l, i});
}
stack<pii> s;
for(int r = 1; r <= n; r++){
while(s.size() && s.top().first <= arr[r]){
s.pop();
}
if(s.size()) update(1, 1, n, s.top().second, arr[r] + s.top().first);
s.push({arr[r], r});
for(pii l : q[r]){
ans[l.second] = ask(1, 1, n, l.first, r);
}
}
for(int i = 1; i <= m; i++){
if(ans[i] <= k[i]) cout << "1\n";
else cout << "0\n";
}
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
7 ms |
29020 KB |
Output is correct |
2 |
Correct |
6 ms |
29140 KB |
Output is correct |
3 |
Correct |
6 ms |
29020 KB |
Output is correct |
4 |
Correct |
6 ms |
29020 KB |
Output is correct |
5 |
Correct |
6 ms |
29020 KB |
Output is correct |
6 |
Correct |
6 ms |
29020 KB |
Output is correct |
7 |
Correct |
6 ms |
29016 KB |
Output is correct |
8 |
Correct |
6 ms |
29020 KB |
Output is correct |
9 |
Correct |
6 ms |
29020 KB |
Output is correct |
10 |
Correct |
6 ms |
29208 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
7 ms |
29020 KB |
Output is correct |
2 |
Correct |
6 ms |
29140 KB |
Output is correct |
3 |
Correct |
6 ms |
29020 KB |
Output is correct |
4 |
Correct |
6 ms |
29020 KB |
Output is correct |
5 |
Correct |
6 ms |
29020 KB |
Output is correct |
6 |
Correct |
6 ms |
29020 KB |
Output is correct |
7 |
Correct |
6 ms |
29016 KB |
Output is correct |
8 |
Correct |
6 ms |
29020 KB |
Output is correct |
9 |
Correct |
6 ms |
29020 KB |
Output is correct |
10 |
Correct |
6 ms |
29208 KB |
Output is correct |
11 |
Correct |
9 ms |
29272 KB |
Output is correct |
12 |
Correct |
10 ms |
29276 KB |
Output is correct |
13 |
Correct |
11 ms |
29272 KB |
Output is correct |
14 |
Correct |
13 ms |
29404 KB |
Output is correct |
15 |
Correct |
15 ms |
29276 KB |
Output is correct |
16 |
Correct |
11 ms |
29276 KB |
Output is correct |
17 |
Correct |
11 ms |
29392 KB |
Output is correct |
18 |
Correct |
11 ms |
29276 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1688 ms |
97360 KB |
Output is correct |
2 |
Correct |
1729 ms |
98824 KB |
Output is correct |
3 |
Correct |
1716 ms |
98232 KB |
Output is correct |
4 |
Correct |
1679 ms |
98720 KB |
Output is correct |
5 |
Correct |
1583 ms |
92244 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
131 ms |
38484 KB |
Output is correct |
2 |
Correct |
115 ms |
37844 KB |
Output is correct |
3 |
Correct |
109 ms |
37204 KB |
Output is correct |
4 |
Correct |
112 ms |
37204 KB |
Output is correct |
5 |
Correct |
110 ms |
37460 KB |
Output is correct |
6 |
Correct |
98 ms |
36524 KB |
Output is correct |
7 |
Correct |
97 ms |
36468 KB |
Output is correct |
8 |
Correct |
118 ms |
37096 KB |
Output is correct |
9 |
Correct |
69 ms |
35864 KB |
Output is correct |
10 |
Correct |
107 ms |
37068 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
7 ms |
29020 KB |
Output is correct |
2 |
Correct |
6 ms |
29140 KB |
Output is correct |
3 |
Correct |
6 ms |
29020 KB |
Output is correct |
4 |
Correct |
6 ms |
29020 KB |
Output is correct |
5 |
Correct |
6 ms |
29020 KB |
Output is correct |
6 |
Correct |
6 ms |
29020 KB |
Output is correct |
7 |
Correct |
6 ms |
29016 KB |
Output is correct |
8 |
Correct |
6 ms |
29020 KB |
Output is correct |
9 |
Correct |
6 ms |
29020 KB |
Output is correct |
10 |
Correct |
6 ms |
29208 KB |
Output is correct |
11 |
Correct |
9 ms |
29272 KB |
Output is correct |
12 |
Correct |
10 ms |
29276 KB |
Output is correct |
13 |
Correct |
11 ms |
29272 KB |
Output is correct |
14 |
Correct |
13 ms |
29404 KB |
Output is correct |
15 |
Correct |
15 ms |
29276 KB |
Output is correct |
16 |
Correct |
11 ms |
29276 KB |
Output is correct |
17 |
Correct |
11 ms |
29392 KB |
Output is correct |
18 |
Correct |
11 ms |
29276 KB |
Output is correct |
19 |
Correct |
299 ms |
46076 KB |
Output is correct |
20 |
Correct |
331 ms |
46180 KB |
Output is correct |
21 |
Correct |
274 ms |
44788 KB |
Output is correct |
22 |
Correct |
300 ms |
44760 KB |
Output is correct |
23 |
Correct |
274 ms |
44788 KB |
Output is correct |
24 |
Correct |
250 ms |
42464 KB |
Output is correct |
25 |
Correct |
262 ms |
42628 KB |
Output is correct |
26 |
Correct |
272 ms |
43340 KB |
Output is correct |
27 |
Correct |
272 ms |
43604 KB |
Output is correct |
28 |
Correct |
275 ms |
43344 KB |
Output is correct |
29 |
Correct |
291 ms |
44116 KB |
Output is correct |
30 |
Correct |
289 ms |
44108 KB |
Output is correct |
31 |
Correct |
279 ms |
43992 KB |
Output is correct |
32 |
Correct |
292 ms |
43968 KB |
Output is correct |
33 |
Correct |
297 ms |
44112 KB |
Output is correct |
34 |
Correct |
251 ms |
42512 KB |
Output is correct |
35 |
Correct |
241 ms |
42320 KB |
Output is correct |
36 |
Correct |
237 ms |
42036 KB |
Output is correct |
37 |
Correct |
237 ms |
42068 KB |
Output is correct |
38 |
Correct |
248 ms |
42320 KB |
Output is correct |
39 |
Correct |
253 ms |
43200 KB |
Output is correct |
40 |
Correct |
240 ms |
41416 KB |
Output is correct |
41 |
Correct |
223 ms |
42192 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
7 ms |
29020 KB |
Output is correct |
2 |
Correct |
6 ms |
29140 KB |
Output is correct |
3 |
Correct |
6 ms |
29020 KB |
Output is correct |
4 |
Correct |
6 ms |
29020 KB |
Output is correct |
5 |
Correct |
6 ms |
29020 KB |
Output is correct |
6 |
Correct |
6 ms |
29020 KB |
Output is correct |
7 |
Correct |
6 ms |
29016 KB |
Output is correct |
8 |
Correct |
6 ms |
29020 KB |
Output is correct |
9 |
Correct |
6 ms |
29020 KB |
Output is correct |
10 |
Correct |
6 ms |
29208 KB |
Output is correct |
11 |
Correct |
9 ms |
29272 KB |
Output is correct |
12 |
Correct |
10 ms |
29276 KB |
Output is correct |
13 |
Correct |
11 ms |
29272 KB |
Output is correct |
14 |
Correct |
13 ms |
29404 KB |
Output is correct |
15 |
Correct |
15 ms |
29276 KB |
Output is correct |
16 |
Correct |
11 ms |
29276 KB |
Output is correct |
17 |
Correct |
11 ms |
29392 KB |
Output is correct |
18 |
Correct |
11 ms |
29276 KB |
Output is correct |
19 |
Correct |
1688 ms |
97360 KB |
Output is correct |
20 |
Correct |
1729 ms |
98824 KB |
Output is correct |
21 |
Correct |
1716 ms |
98232 KB |
Output is correct |
22 |
Correct |
1679 ms |
98720 KB |
Output is correct |
23 |
Correct |
1583 ms |
92244 KB |
Output is correct |
24 |
Correct |
131 ms |
38484 KB |
Output is correct |
25 |
Correct |
115 ms |
37844 KB |
Output is correct |
26 |
Correct |
109 ms |
37204 KB |
Output is correct |
27 |
Correct |
112 ms |
37204 KB |
Output is correct |
28 |
Correct |
110 ms |
37460 KB |
Output is correct |
29 |
Correct |
98 ms |
36524 KB |
Output is correct |
30 |
Correct |
97 ms |
36468 KB |
Output is correct |
31 |
Correct |
118 ms |
37096 KB |
Output is correct |
32 |
Correct |
69 ms |
35864 KB |
Output is correct |
33 |
Correct |
107 ms |
37068 KB |
Output is correct |
34 |
Correct |
299 ms |
46076 KB |
Output is correct |
35 |
Correct |
331 ms |
46180 KB |
Output is correct |
36 |
Correct |
274 ms |
44788 KB |
Output is correct |
37 |
Correct |
300 ms |
44760 KB |
Output is correct |
38 |
Correct |
274 ms |
44788 KB |
Output is correct |
39 |
Correct |
250 ms |
42464 KB |
Output is correct |
40 |
Correct |
262 ms |
42628 KB |
Output is correct |
41 |
Correct |
272 ms |
43340 KB |
Output is correct |
42 |
Correct |
272 ms |
43604 KB |
Output is correct |
43 |
Correct |
275 ms |
43344 KB |
Output is correct |
44 |
Correct |
291 ms |
44116 KB |
Output is correct |
45 |
Correct |
289 ms |
44108 KB |
Output is correct |
46 |
Correct |
279 ms |
43992 KB |
Output is correct |
47 |
Correct |
292 ms |
43968 KB |
Output is correct |
48 |
Correct |
297 ms |
44112 KB |
Output is correct |
49 |
Correct |
251 ms |
42512 KB |
Output is correct |
50 |
Correct |
241 ms |
42320 KB |
Output is correct |
51 |
Correct |
237 ms |
42036 KB |
Output is correct |
52 |
Correct |
237 ms |
42068 KB |
Output is correct |
53 |
Correct |
248 ms |
42320 KB |
Output is correct |
54 |
Correct |
253 ms |
43200 KB |
Output is correct |
55 |
Correct |
240 ms |
41416 KB |
Output is correct |
56 |
Correct |
223 ms |
42192 KB |
Output is correct |
57 |
Correct |
1780 ms |
98056 KB |
Output is correct |
58 |
Correct |
1740 ms |
98052 KB |
Output is correct |
59 |
Correct |
1642 ms |
95148 KB |
Output is correct |
60 |
Correct |
1637 ms |
95272 KB |
Output is correct |
61 |
Correct |
1644 ms |
95188 KB |
Output is correct |
62 |
Correct |
1682 ms |
95252 KB |
Output is correct |
63 |
Correct |
1282 ms |
83348 KB |
Output is correct |
64 |
Correct |
1254 ms |
83376 KB |
Output is correct |
65 |
Correct |
1586 ms |
88592 KB |
Output is correct |
66 |
Correct |
1505 ms |
88476 KB |
Output is correct |
67 |
Correct |
1497 ms |
88656 KB |
Output is correct |
68 |
Correct |
1559 ms |
91744 KB |
Output is correct |
69 |
Correct |
1583 ms |
91568 KB |
Output is correct |
70 |
Correct |
1611 ms |
91220 KB |
Output is correct |
71 |
Correct |
1593 ms |
91288 KB |
Output is correct |
72 |
Correct |
1559 ms |
91228 KB |
Output is correct |
73 |
Correct |
1191 ms |
80244 KB |
Output is correct |
74 |
Correct |
1232 ms |
81264 KB |
Output is correct |
75 |
Correct |
1234 ms |
80464 KB |
Output is correct |
76 |
Correct |
1220 ms |
80384 KB |
Output is correct |
77 |
Correct |
1199 ms |
80288 KB |
Output is correct |
78 |
Correct |
1338 ms |
85716 KB |
Output is correct |
79 |
Correct |
1031 ms |
74732 KB |
Output is correct |
80 |
Correct |
1280 ms |
81136 KB |
Output is correct |