#include<bits/stdc++.h>
using namespace std;
#define ft first
#define sd second
typedef long long ll;
const ll MOD = 1e9+7;
ll n, q, arr[1000005], brr[1000005], ans[1000005], t[(1000005 << 2)];
stack<ll>s;
vector<pair<pair<ll, ll>, pair<ll, ll> > >v;
void upd(ll pos, ll val, ll v = 1, ll tl = 1, ll tr = n){
if(pos < tl || pos > tr)return;
if(tl == tr){
t[v] = max(t[v], val);
return;
}
ll m = (tl + tr) / 2;
upd(pos, val, v + v, tl, m);
upd(pos, val, v + v + 1, m + 1, tr);
t[v] = max(t[v + v], t[v + v + 1]);
}
ll get(ll l, ll r, ll v = 1, ll tl = 1, ll tr = n){
if(r < tl || l > tr)return 0;
if(l <= tl && tr <= r)
return t[v];
ll m = (tl + tr) / 2;
return max(get(l, r, v + v, tl, m), get(l, r, v + v + 1, m + 1, tr));
}
int main(){
ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
cin>>n>>q;
for(int i = 1; i <= n; i++){
cin>>arr[i];
while(!s.empty() && arr[s.top()] <= arr[i])s.pop();
if(!s.empty())brr[i] = s.top();
s.push(i);
}
for(int i = 1, a, b, c; i <= q; i++){
cin>>a>>b>>c;
v.push_back({{b, a}, {c, i}});
}
sort(v.begin(), v.end());
ll j = 0;
for(auto it : v){
ll r = it.ft.ft, l = it.ft.sd, k = it.sd.ft, i = it.sd.sd;
while(j < r){
j++;
if(brr[j]){
upd(brr[j], arr[j] + arr[brr[j]]);
}
}
ans[i] = (get(l, r) <= k ? 1 : 0);
}
for(int i = 1; i <= q; i++)cout<<ans[i]<<'\n';
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
724 KB |
Output is correct |
12 |
Correct |
4 ms |
852 KB |
Output is correct |
13 |
Correct |
3 ms |
844 KB |
Output is correct |
14 |
Correct |
5 ms |
984 KB |
Output is correct |
15 |
Correct |
5 ms |
984 KB |
Output is correct |
16 |
Correct |
4 ms |
920 KB |
Output is correct |
17 |
Correct |
3 ms |
856 KB |
Output is correct |
18 |
Correct |
4 ms |
852 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1151 ms |
105560 KB |
Output is correct |
2 |
Correct |
1194 ms |
106560 KB |
Output is correct |
3 |
Correct |
1152 ms |
106560 KB |
Output is correct |
4 |
Correct |
1177 ms |
106556 KB |
Output is correct |
5 |
Correct |
871 ms |
82420 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
88 ms |
10132 KB |
Output is correct |
2 |
Correct |
85 ms |
10064 KB |
Output is correct |
3 |
Correct |
71 ms |
7304 KB |
Output is correct |
4 |
Correct |
69 ms |
7304 KB |
Output is correct |
5 |
Correct |
69 ms |
7308 KB |
Output is correct |
6 |
Correct |
66 ms |
7284 KB |
Output is correct |
7 |
Correct |
66 ms |
7272 KB |
Output is correct |
8 |
Correct |
68 ms |
7628 KB |
Output is correct |
9 |
Correct |
40 ms |
5896 KB |
Output is correct |
10 |
Correct |
66 ms |
7468 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
724 KB |
Output is correct |
12 |
Correct |
4 ms |
852 KB |
Output is correct |
13 |
Correct |
3 ms |
844 KB |
Output is correct |
14 |
Correct |
5 ms |
984 KB |
Output is correct |
15 |
Correct |
5 ms |
984 KB |
Output is correct |
16 |
Correct |
4 ms |
920 KB |
Output is correct |
17 |
Correct |
3 ms |
856 KB |
Output is correct |
18 |
Correct |
4 ms |
852 KB |
Output is correct |
19 |
Correct |
199 ms |
22516 KB |
Output is correct |
20 |
Correct |
210 ms |
22580 KB |
Output is correct |
21 |
Correct |
192 ms |
22416 KB |
Output is correct |
22 |
Correct |
196 ms |
22284 KB |
Output is correct |
23 |
Correct |
207 ms |
22376 KB |
Output is correct |
24 |
Correct |
171 ms |
16568 KB |
Output is correct |
25 |
Correct |
154 ms |
16552 KB |
Output is correct |
26 |
Correct |
164 ms |
16752 KB |
Output is correct |
27 |
Correct |
160 ms |
16788 KB |
Output is correct |
28 |
Correct |
163 ms |
16792 KB |
Output is correct |
29 |
Correct |
172 ms |
16872 KB |
Output is correct |
30 |
Correct |
169 ms |
16884 KB |
Output is correct |
31 |
Correct |
163 ms |
16868 KB |
Output is correct |
32 |
Correct |
168 ms |
16856 KB |
Output is correct |
33 |
Correct |
165 ms |
16800 KB |
Output is correct |
34 |
Correct |
154 ms |
16496 KB |
Output is correct |
35 |
Correct |
166 ms |
16544 KB |
Output is correct |
36 |
Correct |
150 ms |
16336 KB |
Output is correct |
37 |
Correct |
147 ms |
16248 KB |
Output is correct |
38 |
Correct |
158 ms |
16524 KB |
Output is correct |
39 |
Correct |
156 ms |
17392 KB |
Output is correct |
40 |
Correct |
118 ms |
14424 KB |
Output is correct |
41 |
Correct |
148 ms |
15964 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
340 KB |
Output is correct |
2 |
Correct |
1 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
1 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
1 ms |
340 KB |
Output is correct |
10 |
Correct |
1 ms |
340 KB |
Output is correct |
11 |
Correct |
2 ms |
724 KB |
Output is correct |
12 |
Correct |
4 ms |
852 KB |
Output is correct |
13 |
Correct |
3 ms |
844 KB |
Output is correct |
14 |
Correct |
5 ms |
984 KB |
Output is correct |
15 |
Correct |
5 ms |
984 KB |
Output is correct |
16 |
Correct |
4 ms |
920 KB |
Output is correct |
17 |
Correct |
3 ms |
856 KB |
Output is correct |
18 |
Correct |
4 ms |
852 KB |
Output is correct |
19 |
Correct |
1151 ms |
105560 KB |
Output is correct |
20 |
Correct |
1194 ms |
106560 KB |
Output is correct |
21 |
Correct |
1152 ms |
106560 KB |
Output is correct |
22 |
Correct |
1177 ms |
106556 KB |
Output is correct |
23 |
Correct |
871 ms |
82420 KB |
Output is correct |
24 |
Correct |
88 ms |
10132 KB |
Output is correct |
25 |
Correct |
85 ms |
10064 KB |
Output is correct |
26 |
Correct |
71 ms |
7304 KB |
Output is correct |
27 |
Correct |
69 ms |
7304 KB |
Output is correct |
28 |
Correct |
69 ms |
7308 KB |
Output is correct |
29 |
Correct |
66 ms |
7284 KB |
Output is correct |
30 |
Correct |
66 ms |
7272 KB |
Output is correct |
31 |
Correct |
68 ms |
7628 KB |
Output is correct |
32 |
Correct |
40 ms |
5896 KB |
Output is correct |
33 |
Correct |
66 ms |
7468 KB |
Output is correct |
34 |
Correct |
199 ms |
22516 KB |
Output is correct |
35 |
Correct |
210 ms |
22580 KB |
Output is correct |
36 |
Correct |
192 ms |
22416 KB |
Output is correct |
37 |
Correct |
196 ms |
22284 KB |
Output is correct |
38 |
Correct |
207 ms |
22376 KB |
Output is correct |
39 |
Correct |
171 ms |
16568 KB |
Output is correct |
40 |
Correct |
154 ms |
16552 KB |
Output is correct |
41 |
Correct |
164 ms |
16752 KB |
Output is correct |
42 |
Correct |
160 ms |
16788 KB |
Output is correct |
43 |
Correct |
163 ms |
16792 KB |
Output is correct |
44 |
Correct |
172 ms |
16872 KB |
Output is correct |
45 |
Correct |
169 ms |
16884 KB |
Output is correct |
46 |
Correct |
163 ms |
16868 KB |
Output is correct |
47 |
Correct |
168 ms |
16856 KB |
Output is correct |
48 |
Correct |
165 ms |
16800 KB |
Output is correct |
49 |
Correct |
154 ms |
16496 KB |
Output is correct |
50 |
Correct |
166 ms |
16544 KB |
Output is correct |
51 |
Correct |
150 ms |
16336 KB |
Output is correct |
52 |
Correct |
147 ms |
16248 KB |
Output is correct |
53 |
Correct |
158 ms |
16524 KB |
Output is correct |
54 |
Correct |
156 ms |
17392 KB |
Output is correct |
55 |
Correct |
118 ms |
14424 KB |
Output is correct |
56 |
Correct |
148 ms |
15964 KB |
Output is correct |
57 |
Correct |
1196 ms |
107320 KB |
Output is correct |
58 |
Correct |
1163 ms |
107332 KB |
Output is correct |
59 |
Correct |
1129 ms |
107212 KB |
Output is correct |
60 |
Correct |
1144 ms |
107308 KB |
Output is correct |
61 |
Correct |
1125 ms |
107220 KB |
Output is correct |
62 |
Correct |
1142 ms |
107064 KB |
Output is correct |
63 |
Correct |
861 ms |
81120 KB |
Output is correct |
64 |
Correct |
861 ms |
81148 KB |
Output is correct |
65 |
Correct |
902 ms |
83052 KB |
Output is correct |
66 |
Correct |
898 ms |
82896 KB |
Output is correct |
67 |
Correct |
894 ms |
82856 KB |
Output is correct |
68 |
Correct |
893 ms |
83224 KB |
Output is correct |
69 |
Correct |
919 ms |
83148 KB |
Output is correct |
70 |
Correct |
909 ms |
82928 KB |
Output is correct |
71 |
Correct |
895 ms |
82820 KB |
Output is correct |
72 |
Correct |
912 ms |
82756 KB |
Output is correct |
73 |
Correct |
834 ms |
79624 KB |
Output is correct |
74 |
Correct |
870 ms |
80432 KB |
Output is correct |
75 |
Correct |
854 ms |
79516 KB |
Output is correct |
76 |
Correct |
859 ms |
79388 KB |
Output is correct |
77 |
Correct |
851 ms |
79480 KB |
Output is correct |
78 |
Correct |
860 ms |
84996 KB |
Output is correct |
79 |
Correct |
645 ms |
69476 KB |
Output is correct |
80 |
Correct |
829 ms |
79892 KB |
Output is correct |