#include <bits/stdc++.h>
#ifdef LOCAL
#include "/home/trcmai/code/tools.h"
#define debug(x...) cerr << "\e[91m"<<__func__<<":"<<__LINE__<<" [" << #x << "] = ["; _print(x); cerr << "\e[39m" << endl;
#else
#define debug(x...)
#endif
using namespace std;
#define all(a) a.begin(), a.end()
#define ll long long
#define endl '\n'
const int N = 1e6 + 6, LOG = 27, MOD = 1e9 + 7;
const ll INF = 1e18;
int n,q,jmp[N];
ll w[N];
vector<tuple<int,int,ll>>Q[N];
ll tr[4*N];
void update(int i,int l,int r,int pos,ll val){
if(l == r){
tr[i] = max(tr[i],val);
return;
}
int m = (r+l) >> 1;
if(pos <= m) update(2*i,l,m,pos,val);
else update(2*i+1,m+1,r,pos,val);
tr[i] = max(tr[2*i],tr[2*i+1]);
}
ll get(int i,int l,int r,int ql,int qr){
if(l > qr || r < ql) return 0;
if(ql <= l && r <= qr) return tr[i];
int m = (r+l) >> 1;
return max(get(2*i,l,m,ql,qr),get(2*i+1,m+1,r,ql,qr));
}
signed main() {
cin.tie(0)->sync_with_stdio(0);
auto solver=[&](){
cin>>n>>q;
deque<int>dq;
for(int i = 1;i <= n;++i){
cin>>w[i];
while(dq.size() && w[dq.back()] <= w[i]) dq.pop_back();
if(dq.size()) jmp[i] = dq.back();
dq.push_back(i);
}
for(int i = 1;i <= q;++i){
int l,r; ll c;
cin>>l>>r>>c;
Q[r].emplace_back(i,l,c);
}
vector<bool>res(q + 1);
for(int i = 1;i <= n;++i){
update(1,1,n,jmp[i],w[i] + w[jmp[i]]);
for(auto [idx,l,c] : Q[i])
res[idx] = (get(1,1,n,l,i) <= c);
}
for(int i = 1;i <= q;++i)
cout<<res[i]<<endl;
};
int t = 1; // cin>>t;
while (t--) solver();
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
26972 KB |
Output is correct |
2 |
Correct |
3 ms |
24924 KB |
Output is correct |
3 |
Correct |
3 ms |
26972 KB |
Output is correct |
4 |
Correct |
3 ms |
26972 KB |
Output is correct |
5 |
Correct |
3 ms |
27052 KB |
Output is correct |
6 |
Correct |
3 ms |
26972 KB |
Output is correct |
7 |
Correct |
3 ms |
27152 KB |
Output is correct |
8 |
Correct |
3 ms |
26972 KB |
Output is correct |
9 |
Correct |
3 ms |
27096 KB |
Output is correct |
10 |
Correct |
4 ms |
26972 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
26972 KB |
Output is correct |
2 |
Correct |
3 ms |
24924 KB |
Output is correct |
3 |
Correct |
3 ms |
26972 KB |
Output is correct |
4 |
Correct |
3 ms |
26972 KB |
Output is correct |
5 |
Correct |
3 ms |
27052 KB |
Output is correct |
6 |
Correct |
3 ms |
26972 KB |
Output is correct |
7 |
Correct |
3 ms |
27152 KB |
Output is correct |
8 |
Correct |
3 ms |
26972 KB |
Output is correct |
9 |
Correct |
3 ms |
27096 KB |
Output is correct |
10 |
Correct |
4 ms |
26972 KB |
Output is correct |
11 |
Correct |
4 ms |
27240 KB |
Output is correct |
12 |
Correct |
5 ms |
27228 KB |
Output is correct |
13 |
Correct |
5 ms |
27224 KB |
Output is correct |
14 |
Correct |
6 ms |
27480 KB |
Output is correct |
15 |
Correct |
5 ms |
27404 KB |
Output is correct |
16 |
Correct |
5 ms |
27228 KB |
Output is correct |
17 |
Correct |
5 ms |
27100 KB |
Output is correct |
18 |
Correct |
5 ms |
27228 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
744 ms |
80676 KB |
Output is correct |
2 |
Correct |
732 ms |
80720 KB |
Output is correct |
3 |
Correct |
719 ms |
80644 KB |
Output is correct |
4 |
Correct |
703 ms |
80724 KB |
Output is correct |
5 |
Incorrect |
721 ms |
65616 KB |
Output isn't correct |
6 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
53 ms |
31828 KB |
Output is correct |
2 |
Correct |
51 ms |
31796 KB |
Output is correct |
3 |
Incorrect |
52 ms |
27732 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
26972 KB |
Output is correct |
2 |
Correct |
3 ms |
24924 KB |
Output is correct |
3 |
Correct |
3 ms |
26972 KB |
Output is correct |
4 |
Correct |
3 ms |
26972 KB |
Output is correct |
5 |
Correct |
3 ms |
27052 KB |
Output is correct |
6 |
Correct |
3 ms |
26972 KB |
Output is correct |
7 |
Correct |
3 ms |
27152 KB |
Output is correct |
8 |
Correct |
3 ms |
26972 KB |
Output is correct |
9 |
Correct |
3 ms |
27096 KB |
Output is correct |
10 |
Correct |
4 ms |
26972 KB |
Output is correct |
11 |
Correct |
4 ms |
27240 KB |
Output is correct |
12 |
Correct |
5 ms |
27228 KB |
Output is correct |
13 |
Correct |
5 ms |
27224 KB |
Output is correct |
14 |
Correct |
6 ms |
27480 KB |
Output is correct |
15 |
Correct |
5 ms |
27404 KB |
Output is correct |
16 |
Correct |
5 ms |
27228 KB |
Output is correct |
17 |
Correct |
5 ms |
27100 KB |
Output is correct |
18 |
Correct |
5 ms |
27228 KB |
Output is correct |
19 |
Correct |
118 ms |
38740 KB |
Output is correct |
20 |
Correct |
117 ms |
38652 KB |
Output is correct |
21 |
Correct |
106 ms |
38412 KB |
Output is correct |
22 |
Correct |
111 ms |
38484 KB |
Output is correct |
23 |
Correct |
108 ms |
38484 KB |
Output is correct |
24 |
Incorrect |
108 ms |
32308 KB |
Output isn't correct |
25 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
3 ms |
26972 KB |
Output is correct |
2 |
Correct |
3 ms |
24924 KB |
Output is correct |
3 |
Correct |
3 ms |
26972 KB |
Output is correct |
4 |
Correct |
3 ms |
26972 KB |
Output is correct |
5 |
Correct |
3 ms |
27052 KB |
Output is correct |
6 |
Correct |
3 ms |
26972 KB |
Output is correct |
7 |
Correct |
3 ms |
27152 KB |
Output is correct |
8 |
Correct |
3 ms |
26972 KB |
Output is correct |
9 |
Correct |
3 ms |
27096 KB |
Output is correct |
10 |
Correct |
4 ms |
26972 KB |
Output is correct |
11 |
Correct |
4 ms |
27240 KB |
Output is correct |
12 |
Correct |
5 ms |
27228 KB |
Output is correct |
13 |
Correct |
5 ms |
27224 KB |
Output is correct |
14 |
Correct |
6 ms |
27480 KB |
Output is correct |
15 |
Correct |
5 ms |
27404 KB |
Output is correct |
16 |
Correct |
5 ms |
27228 KB |
Output is correct |
17 |
Correct |
5 ms |
27100 KB |
Output is correct |
18 |
Correct |
5 ms |
27228 KB |
Output is correct |
19 |
Correct |
744 ms |
80676 KB |
Output is correct |
20 |
Correct |
732 ms |
80720 KB |
Output is correct |
21 |
Correct |
719 ms |
80644 KB |
Output is correct |
22 |
Correct |
703 ms |
80724 KB |
Output is correct |
23 |
Incorrect |
721 ms |
65616 KB |
Output isn't correct |
24 |
Halted |
0 ms |
0 KB |
- |