#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <bits/stdc++.h>
#define fi first
#define se second
#define pb push_back
#define sz(a) (int)a.size()
#define all(a) a.begin(), a.end()
#define rall(a) a.rbegin(), a.rend()
#define ff(i,a,b) for(int i=a;i<=b;i++)
#define fb(i,b,a) for(int i=b;i>=a;i--)
using namespace std;
using namespace __gnu_pbds;
typedef long long ll;
typedef pair<int,int> pii;
const int maxn = 100005;
const int inf = 1e9 + 5;
template<typename T>
using ordered_set = tree<T, null_type, less<T>, rb_tree_tag, tree_order_statistics_node_update>;
// os.order_of_key(k) the number of elements in the os less than k
// *os.find_by_order(k) print the k-th smallest number in os(0-based)
int n;
array<ll,3> niz[maxn];
ll G[maxn];
ll E[maxn];
ll bor[4*maxn];
void update(int v, int tl, int tr, int poz, ll vre) {
if(tl == tr) {
bor[v] = vre;
return;
}
int mid = (tl + tr) / 2;
if(poz <= mid)update(v * 2, tl, mid, poz, vre);
else update(v * 2 + 1, mid + 1, tr, poz, vre);
bor[v] = max(bor[v * 2], bor[v * 2 + 1]);
}
int k_th(int v, int tl, int tr, int x) {
if(tl == tr)return tl;
int mid = (tl + tr) / 2;
if(bor[v * 2 + 1] >= x)return k_th(v * 2 + 1, mid + 1, tr, x);
return k_th(v * 2, tl, mid, x);
}
int main() {
ios::sync_with_stdio(false);
cout.tie(nullptr);
cin.tie(nullptr);
cin >> n;
ff(i,1,n)ff(j,0,2)cin >> niz[i][j];
ff(i,1,n) {
G[i] = G[i - 1] + niz[i][1];
E[i] = E[i - 1] + niz[i][2];
update(1,1,n,i,E[i] - niz[i][0]);
}
ll rez = 0;
ff(i,1,n) {
ll poz = k_th(1,1,n,E[i - 1] - niz[i][0]);
rez = max(rez, G[poz] - G[i - 1]);
}
cout << rez << endl;
return 0;
}
/**
// probati bojenje sahovski ili slicno
**/
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
2 ms |
492 KB |
Output is correct |
| 19 |
Correct |
1 ms |
492 KB |
Output is correct |
| 20 |
Correct |
1 ms |
492 KB |
Output is correct |
| 21 |
Correct |
2 ms |
492 KB |
Output is correct |
| 22 |
Correct |
2 ms |
492 KB |
Output is correct |
| 23 |
Correct |
4 ms |
748 KB |
Output is correct |
| 24 |
Correct |
4 ms |
748 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
364 KB |
Output is correct |
| 2 |
Correct |
1 ms |
364 KB |
Output is correct |
| 3 |
Correct |
1 ms |
364 KB |
Output is correct |
| 4 |
Correct |
1 ms |
364 KB |
Output is correct |
| 5 |
Correct |
1 ms |
364 KB |
Output is correct |
| 6 |
Correct |
1 ms |
364 KB |
Output is correct |
| 7 |
Correct |
1 ms |
364 KB |
Output is correct |
| 8 |
Correct |
1 ms |
364 KB |
Output is correct |
| 9 |
Correct |
1 ms |
364 KB |
Output is correct |
| 10 |
Correct |
1 ms |
364 KB |
Output is correct |
| 11 |
Correct |
1 ms |
364 KB |
Output is correct |
| 12 |
Correct |
1 ms |
364 KB |
Output is correct |
| 13 |
Correct |
1 ms |
364 KB |
Output is correct |
| 14 |
Correct |
1 ms |
364 KB |
Output is correct |
| 15 |
Correct |
1 ms |
364 KB |
Output is correct |
| 16 |
Correct |
1 ms |
364 KB |
Output is correct |
| 17 |
Correct |
1 ms |
364 KB |
Output is correct |
| 18 |
Correct |
2 ms |
492 KB |
Output is correct |
| 19 |
Correct |
1 ms |
492 KB |
Output is correct |
| 20 |
Correct |
1 ms |
492 KB |
Output is correct |
| 21 |
Correct |
2 ms |
492 KB |
Output is correct |
| 22 |
Correct |
2 ms |
492 KB |
Output is correct |
| 23 |
Correct |
4 ms |
748 KB |
Output is correct |
| 24 |
Correct |
4 ms |
748 KB |
Output is correct |
| 25 |
Correct |
3 ms |
748 KB |
Output is correct |
| 26 |
Correct |
6 ms |
1132 KB |
Output is correct |
| 27 |
Correct |
7 ms |
1132 KB |
Output is correct |
| 28 |
Correct |
26 ms |
4332 KB |
Output is correct |
| 29 |
Correct |
28 ms |
4716 KB |
Output is correct |
| 30 |
Correct |
59 ms |
9196 KB |
Output is correct |
| 31 |
Correct |
51 ms |
8044 KB |
Output is correct |
| 32 |
Correct |
50 ms |
8172 KB |
Output is correct |
| 33 |
Correct |
49 ms |
8044 KB |
Output is correct |
| 34 |
Correct |
53 ms |
7916 KB |
Output is correct |
| 35 |
Correct |
53 ms |
8428 KB |
Output is correct |
| 36 |
Correct |
54 ms |
8684 KB |
Output is correct |
