#include<bits/stdc++.h>
using namespace std;
typedef long double ld;
typedef long long ll;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
const ll INF=1e18+7;
const int LIM=2e5+7;
struct Node {
ll val, lazy, mi;
};
Node tr[4*LIM];
vector<ll>V[LIM], wlacz[LIM], wylacz[LIM];
ll T[LIM], wynik[LIM], A[LIM], B[LIM], N=1;
pair<ll,ll>pyt[LIM];
void spl(int v) {
tr[2*v].lazy=max(tr[2*v].lazy, tr[v].lazy);
tr[2*v+1].lazy=max(tr[2*v+1].lazy, tr[v].lazy);
tr[2*v].val=max(tr[2*v].val, tr[2*v].lazy-tr[2*v].mi);
tr[2*v+1].val=max(tr[2*v+1].val, tr[2*v+1].lazy-tr[2*v+1].mi);
tr[v].lazy=-INF;
}
void maxuj(int v, int l, int r, int a, int b, ll x) {
if(r<a || b<l) return;
if(a<=l && r<=b) {
tr[v].lazy=max(tr[v].lazy, x);
tr[v].val=max(tr[v].val, tr[v].lazy-tr[v].mi);
return;
}
if(tr[v].lazy!=-INF) spl(v);
int mid=(l+r)/2;
maxuj(2*v, l, mid, a, b, x);
maxuj(2*v+1, mid+1, r, a, b, x);
tr[v].val=max(tr[2*v].val, tr[2*v+1].val);
tr[v].mi=min(tr[2*v].mi, tr[2*v+1].mi);
}
void upd(int v, int l, int r, int a, ll x) {
if(r<a || a<l) return;
if(l==r) {
tr[v].mi=x;
tr[v].lazy=-INF;
return;
}
if(tr[v].lazy!=-INF) spl(v);
int mid=(l+r)/2;
upd(2*v, l, mid, a, x);
upd(2*v+1, mid+1, r, a, x);
tr[v].val=max(tr[2*v].val, tr[2*v+1].val);
tr[v].mi=min(tr[2*v].mi, tr[2*v+1].mi);
}
ll cnt(int v, int l, int r, int a, int b) {
if(r<a || b<l) return -INF;
if(a<=l && r<=b) return tr[v].val;
if(tr[v].lazy!=-INF) spl(v);
int mid=(l+r)/2;
return max(cnt(2*v, l, mid, a, b), cnt(2*v+1, mid+1, r, a, b));
}
int main() {
ios_base::sync_with_stdio(0); cin.tie(0);
ll n;
cin >> n;
while(N<n) N*=2;
rep(i, 2*N) {
tr[i].val=tr[i].lazy=-INF;
tr[i].mi=INF;
}
rep(i, n) {
cin >> T[i] >> A[i] >> B[i];
if(i+A[i]<n) wlacz[i+A[i]].pb(i);
if(i+B[i]+1<n) wylacz[i+B[i]+1].pb(i);
}
ll q;
cin >> q;
rep(i, q) {
cin >> pyt[i].st >> pyt[i].nd; --pyt[i].st; --pyt[i].nd;
wynik[i]=-1;
V[pyt[i].nd].pb(i);
}
rep(i, n) {
for(auto j : wlacz[i]) upd(1, 0, N-1, j, T[j]);
for(auto j : wylacz[i]) upd(1, 0, N-1, j, INF);
maxuj(1, 0, N-1, i-B[i], i-A[i], T[i]);
for(auto j : V[i]) wynik[j]=max(wynik[j], cnt(1, 0, N-1, pyt[j].st, pyt[j].nd));
}
rep(i, n) {
V[i].clear();
wlacz[i].clear();
wylacz[i].clear();
}
rep(i, 2*N) {
tr[i].val=tr[i].lazy=-INF;
tr[i].mi=INF;
}
rep(i, n/2) {
swap(T[i], T[n-i-1]);
swap(A[i], A[n-i-1]);
swap(B[i], B[n-i-1]);
}
rep(i, q) {
pyt[i].st=n-pyt[i].st-1;
pyt[i].nd=n-pyt[i].nd-1;
swap(pyt[i].st, pyt[i].nd);
}
rep(i, n) {
if(i+A[i]<n) wlacz[i+A[i]].pb(i);
if(i+B[i]+1<n) wylacz[i+B[i]+1].pb(i);
}
rep(i, q) V[pyt[i].nd].pb(i);
rep(i, n) {
for(auto j : wlacz[i]) upd(1, 0, N-1, j, T[j]);
for(auto j : wylacz[i]) upd(1, 0, N-1, j, INF);
maxuj(1, 0, N-1, i-B[i], i-A[i], T[i]);
for(auto j : V[i]) wynik[j]=max(wynik[j], cnt(1, 0, N-1, pyt[j].st, pyt[j].nd));
}
rep(i, q) cout << wynik[i] << '\n';
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
22876 KB |
Output is correct |
2 |
Correct |
5 ms |
22876 KB |
Output is correct |
3 |
Correct |
5 ms |
22876 KB |
Output is correct |
4 |
Correct |
5 ms |
22876 KB |
Output is correct |
5 |
Correct |
5 ms |
22876 KB |
Output is correct |
6 |
Correct |
6 ms |
22872 KB |
Output is correct |
7 |
Correct |
5 ms |
22876 KB |
Output is correct |
8 |
Correct |
5 ms |
22876 KB |
Output is correct |
9 |
Correct |
6 ms |
22876 KB |
Output is correct |
10 |
Correct |
5 ms |
22984 KB |
Output is correct |
11 |
Correct |
5 ms |
23028 KB |
Output is correct |
12 |
Correct |
5 ms |
22876 KB |
Output is correct |
13 |
Correct |
5 ms |
22876 KB |
Output is correct |
14 |
Correct |
6 ms |
22876 KB |
Output is correct |
15 |
Correct |
5 ms |
22876 KB |
Output is correct |
16 |
Correct |
5 ms |
22876 KB |
Output is correct |
17 |
Correct |
5 ms |
23032 KB |
Output is correct |
18 |
Correct |
5 ms |
22876 KB |
Output is correct |
19 |
Correct |
4 ms |
22876 KB |
Output is correct |
20 |
Correct |
4 ms |
22876 KB |
Output is correct |
21 |
Correct |
4 ms |
23128 KB |
Output is correct |
22 |
Correct |
5 ms |
22876 KB |
Output is correct |
23 |
Correct |
6 ms |
22876 KB |
Output is correct |
24 |
Correct |
6 ms |
22876 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
22876 KB |
Output is correct |
2 |
Correct |
5 ms |
22876 KB |
Output is correct |
3 |
Correct |
5 ms |
22876 KB |
Output is correct |
4 |
Correct |
5 ms |
22876 KB |
Output is correct |
5 |
Correct |
5 ms |
22876 KB |
Output is correct |
6 |
Correct |
6 ms |
22872 KB |
Output is correct |
7 |
Correct |
5 ms |
22876 KB |
Output is correct |
8 |
Correct |
5 ms |
22876 KB |
Output is correct |
9 |
Correct |
6 ms |
22876 KB |
Output is correct |
10 |
Correct |
5 ms |
22984 KB |
Output is correct |
11 |
Correct |
5 ms |
23028 KB |
Output is correct |
12 |
Correct |
5 ms |
22876 KB |
Output is correct |
13 |
Correct |
5 ms |
22876 KB |
Output is correct |
14 |
Correct |
6 ms |
22876 KB |
Output is correct |
15 |
Correct |
5 ms |
22876 KB |
Output is correct |
16 |
Correct |
5 ms |
22876 KB |
Output is correct |
17 |
Correct |
5 ms |
23032 KB |
Output is correct |
18 |
Correct |
5 ms |
22876 KB |
Output is correct |
19 |
Correct |
4 ms |
22876 KB |
Output is correct |
20 |
Correct |
4 ms |
22876 KB |
Output is correct |
21 |
Correct |
4 ms |
23128 KB |
Output is correct |
22 |
Correct |
5 ms |
22876 KB |
Output is correct |
23 |
Correct |
6 ms |
22876 KB |
Output is correct |
24 |
Correct |
6 ms |
22876 KB |
Output is correct |
25 |
Correct |
78 ms |
29956 KB |
Output is correct |
26 |
Correct |
15 ms |
25692 KB |
Output is correct |
27 |
Correct |
110 ms |
31980 KB |
Output is correct |
28 |
Correct |
119 ms |
32068 KB |
Output is correct |
29 |
Correct |
80 ms |
30324 KB |
Output is correct |
30 |
Correct |
75 ms |
29980 KB |
Output is correct |
31 |
Correct |
82 ms |
31220 KB |
Output is correct |
32 |
Correct |
107 ms |
31824 KB |
Output is correct |
33 |
Correct |
107 ms |
31836 KB |
Output is correct |
34 |
Correct |
56 ms |
28504 KB |
Output is correct |
35 |
Correct |
106 ms |
32220 KB |
Output is correct |
36 |
Correct |
111 ms |
31824 KB |
Output is correct |
37 |
Correct |
66 ms |
28564 KB |
Output is correct |
38 |
Correct |
105 ms |
30804 KB |
Output is correct |
39 |
Correct |
24 ms |
26408 KB |
Output is correct |
40 |
Correct |
111 ms |
30800 KB |
Output is correct |
41 |
Correct |
90 ms |
29720 KB |
Output is correct |
42 |
Correct |
105 ms |
30944 KB |
Output is correct |
43 |
Correct |
40 ms |
27220 KB |
Output is correct |
44 |
Correct |
104 ms |
31060 KB |
Output is correct |
45 |
Correct |
24 ms |
26204 KB |
Output is correct |
46 |
Correct |
126 ms |
30928 KB |
Output is correct |
47 |
Correct |
32 ms |
26648 KB |
Output is correct |
48 |
Correct |
124 ms |
30800 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
240 ms |
42708 KB |
Output is correct |
2 |
Correct |
287 ms |
45396 KB |
Output is correct |
3 |
Correct |
185 ms |
42324 KB |
Output is correct |
4 |
Correct |
366 ms |
45560 KB |
Output is correct |
5 |
Correct |
115 ms |
33620 KB |
Output is correct |
6 |
Correct |
309 ms |
45628 KB |
Output is correct |
7 |
Correct |
235 ms |
44156 KB |
Output is correct |
8 |
Correct |
356 ms |
45476 KB |
Output is correct |
9 |
Correct |
45 ms |
26832 KB |
Output is correct |
10 |
Correct |
278 ms |
45648 KB |
Output is correct |
11 |
Correct |
157 ms |
35444 KB |
Output is correct |
12 |
Correct |
294 ms |
45612 KB |
Output is correct |
13 |
Correct |
187 ms |
44704 KB |
Output is correct |
14 |
Correct |
171 ms |
44272 KB |
Output is correct |
15 |
Correct |
173 ms |
43704 KB |
Output is correct |
16 |
Correct |
176 ms |
43432 KB |
Output is correct |
17 |
Correct |
194 ms |
45236 KB |
Output is correct |
18 |
Correct |
184 ms |
44156 KB |
Output is correct |
19 |
Correct |
182 ms |
44228 KB |
Output is correct |
20 |
Correct |
176 ms |
44256 KB |
Output is correct |
21 |
Correct |
175 ms |
44404 KB |
Output is correct |
22 |
Correct |
175 ms |
44212 KB |
Output is correct |
23 |
Correct |
176 ms |
44352 KB |
Output is correct |
24 |
Correct |
161 ms |
42836 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
5 ms |
22876 KB |
Output is correct |
2 |
Correct |
5 ms |
22876 KB |
Output is correct |
3 |
Correct |
5 ms |
22876 KB |
Output is correct |
4 |
Correct |
5 ms |
22876 KB |
Output is correct |
5 |
Correct |
5 ms |
22876 KB |
Output is correct |
6 |
Correct |
6 ms |
22872 KB |
Output is correct |
7 |
Correct |
5 ms |
22876 KB |
Output is correct |
8 |
Correct |
5 ms |
22876 KB |
Output is correct |
9 |
Correct |
6 ms |
22876 KB |
Output is correct |
10 |
Correct |
5 ms |
22984 KB |
Output is correct |
11 |
Correct |
5 ms |
23028 KB |
Output is correct |
12 |
Correct |
5 ms |
22876 KB |
Output is correct |
13 |
Correct |
5 ms |
22876 KB |
Output is correct |
14 |
Correct |
6 ms |
22876 KB |
Output is correct |
15 |
Correct |
5 ms |
22876 KB |
Output is correct |
16 |
Correct |
5 ms |
22876 KB |
Output is correct |
17 |
Correct |
5 ms |
23032 KB |
Output is correct |
18 |
Correct |
5 ms |
22876 KB |
Output is correct |
19 |
Correct |
4 ms |
22876 KB |
Output is correct |
20 |
Correct |
4 ms |
22876 KB |
Output is correct |
21 |
Correct |
4 ms |
23128 KB |
Output is correct |
22 |
Correct |
5 ms |
22876 KB |
Output is correct |
23 |
Correct |
6 ms |
22876 KB |
Output is correct |
24 |
Correct |
6 ms |
22876 KB |
Output is correct |
25 |
Correct |
78 ms |
29956 KB |
Output is correct |
26 |
Correct |
15 ms |
25692 KB |
Output is correct |
27 |
Correct |
110 ms |
31980 KB |
Output is correct |
28 |
Correct |
119 ms |
32068 KB |
Output is correct |
29 |
Correct |
80 ms |
30324 KB |
Output is correct |
30 |
Correct |
75 ms |
29980 KB |
Output is correct |
31 |
Correct |
82 ms |
31220 KB |
Output is correct |
32 |
Correct |
107 ms |
31824 KB |
Output is correct |
33 |
Correct |
107 ms |
31836 KB |
Output is correct |
34 |
Correct |
56 ms |
28504 KB |
Output is correct |
35 |
Correct |
106 ms |
32220 KB |
Output is correct |
36 |
Correct |
111 ms |
31824 KB |
Output is correct |
37 |
Correct |
66 ms |
28564 KB |
Output is correct |
38 |
Correct |
105 ms |
30804 KB |
Output is correct |
39 |
Correct |
24 ms |
26408 KB |
Output is correct |
40 |
Correct |
111 ms |
30800 KB |
Output is correct |
41 |
Correct |
90 ms |
29720 KB |
Output is correct |
42 |
Correct |
105 ms |
30944 KB |
Output is correct |
43 |
Correct |
40 ms |
27220 KB |
Output is correct |
44 |
Correct |
104 ms |
31060 KB |
Output is correct |
45 |
Correct |
24 ms |
26204 KB |
Output is correct |
46 |
Correct |
126 ms |
30928 KB |
Output is correct |
47 |
Correct |
32 ms |
26648 KB |
Output is correct |
48 |
Correct |
124 ms |
30800 KB |
Output is correct |
49 |
Correct |
240 ms |
42708 KB |
Output is correct |
50 |
Correct |
287 ms |
45396 KB |
Output is correct |
51 |
Correct |
185 ms |
42324 KB |
Output is correct |
52 |
Correct |
366 ms |
45560 KB |
Output is correct |
53 |
Correct |
115 ms |
33620 KB |
Output is correct |
54 |
Correct |
309 ms |
45628 KB |
Output is correct |
55 |
Correct |
235 ms |
44156 KB |
Output is correct |
56 |
Correct |
356 ms |
45476 KB |
Output is correct |
57 |
Correct |
45 ms |
26832 KB |
Output is correct |
58 |
Correct |
278 ms |
45648 KB |
Output is correct |
59 |
Correct |
157 ms |
35444 KB |
Output is correct |
60 |
Correct |
294 ms |
45612 KB |
Output is correct |
61 |
Correct |
187 ms |
44704 KB |
Output is correct |
62 |
Correct |
171 ms |
44272 KB |
Output is correct |
63 |
Correct |
173 ms |
43704 KB |
Output is correct |
64 |
Correct |
176 ms |
43432 KB |
Output is correct |
65 |
Correct |
194 ms |
45236 KB |
Output is correct |
66 |
Correct |
184 ms |
44156 KB |
Output is correct |
67 |
Correct |
182 ms |
44228 KB |
Output is correct |
68 |
Correct |
176 ms |
44256 KB |
Output is correct |
69 |
Correct |
175 ms |
44404 KB |
Output is correct |
70 |
Correct |
175 ms |
44212 KB |
Output is correct |
71 |
Correct |
176 ms |
44352 KB |
Output is correct |
72 |
Correct |
161 ms |
42836 KB |
Output is correct |
73 |
Correct |
445 ms |
54940 KB |
Output is correct |
74 |
Correct |
321 ms |
49144 KB |
Output is correct |
75 |
Correct |
422 ms |
54292 KB |
Output is correct |
76 |
Correct |
581 ms |
58220 KB |
Output is correct |
77 |
Correct |
277 ms |
42780 KB |
Output is correct |
78 |
Correct |
506 ms |
55512 KB |
Output is correct |
79 |
Correct |
512 ms |
56644 KB |
Output is correct |
80 |
Correct |
595 ms |
58604 KB |
Output is correct |
81 |
Correct |
187 ms |
36436 KB |
Output is correct |
82 |
Correct |
488 ms |
53744 KB |
Output is correct |
83 |
Correct |
401 ms |
47116 KB |
Output is correct |
84 |
Correct |
568 ms |
58392 KB |
Output is correct |
85 |
Correct |
331 ms |
52928 KB |
Output is correct |
86 |
Correct |
441 ms |
56004 KB |
Output is correct |
87 |
Correct |
208 ms |
47752 KB |
Output is correct |
88 |
Correct |
466 ms |
55104 KB |
Output is correct |
89 |
Correct |
368 ms |
54684 KB |
Output is correct |
90 |
Correct |
453 ms |
55604 KB |
Output is correct |
91 |
Correct |
270 ms |
50612 KB |
Output is correct |
92 |
Correct |
414 ms |
56020 KB |
Output is correct |
93 |
Correct |
242 ms |
48816 KB |
Output is correct |
94 |
Correct |
411 ms |
55728 KB |
Output is correct |
95 |
Correct |
271 ms |
49868 KB |
Output is correct |
96 |
Correct |
398 ms |
54476 KB |
Output is correct |