#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
const int MAXN = 5e5 + 5;
int N;
ll A[MAXN], V[MAXN], S[MAXN], ans;
pll in[MAXN];
void f(int s, int e, int l, int r) {
if(r < l) return;
int mid = l + r >> 1;
int k = -1;
ll val = 0;
for(int i=max(s, mid); i<=e; i++) {
if(val < S[i] - S[mid-1] - A[i] + A[mid]) {
val = S[i] - S[mid-1] - A[i] + A[mid];
k = i;
}
}
ans = max(ans, val);
f(s, k, l, mid-1); f(k, e, mid+1, r);
}
int main() {
ios::sync_with_stdio(0); cin.tie(0);
cin >> N;
for(int i=1; i<=N; i++) cin >> in[i].fi >> in[i].se;
sort(in+1, in+1+N);
for(int i=1; i<=N; i++) A[i] = in[i].fi, V[i] = in[i].se, S[i] = S[i-1] + V[i];
f(1, N, 1, N);
cout << ans;
}
Compilation message
art.cpp: In function 'void f(int, int, int, int)':
art.cpp:19:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
int mid = l + r >> 1;
~~^~~
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
248 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
0 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
380 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
248 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
0 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
380 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
404 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
3 ms |
376 KB |
Output is correct |
| 16 |
Correct |
3 ms |
376 KB |
Output is correct |
| 17 |
Correct |
3 ms |
376 KB |
Output is correct |
| 18 |
Correct |
3 ms |
376 KB |
Output is correct |
| 19 |
Correct |
3 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
376 KB |
Output is correct |
| 23 |
Correct |
2 ms |
376 KB |
Output is correct |
| 24 |
Correct |
2 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
1 ms |
324 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
248 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
0 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
380 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
404 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
3 ms |
376 KB |
Output is correct |
| 16 |
Correct |
3 ms |
376 KB |
Output is correct |
| 17 |
Correct |
3 ms |
376 KB |
Output is correct |
| 18 |
Correct |
3 ms |
376 KB |
Output is correct |
| 19 |
Correct |
3 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
376 KB |
Output is correct |
| 23 |
Correct |
2 ms |
376 KB |
Output is correct |
| 24 |
Correct |
2 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
1 ms |
324 KB |
Output is correct |
| 27 |
Correct |
5 ms |
632 KB |
Output is correct |
| 28 |
Correct |
5 ms |
760 KB |
Output is correct |
| 29 |
Correct |
5 ms |
632 KB |
Output is correct |
| 30 |
Correct |
5 ms |
632 KB |
Output is correct |
| 31 |
Correct |
5 ms |
760 KB |
Output is correct |
| 32 |
Correct |
5 ms |
760 KB |
Output is correct |
| 33 |
Correct |
5 ms |
632 KB |
Output is correct |
| 34 |
Correct |
5 ms |
760 KB |
Output is correct |
| 35 |
Correct |
5 ms |
636 KB |
Output is correct |
| 36 |
Correct |
5 ms |
760 KB |
Output is correct |
| 37 |
Correct |
4 ms |
732 KB |
Output is correct |
| 38 |
Correct |
3 ms |
760 KB |
Output is correct |
| 39 |
Correct |
5 ms |
760 KB |
Output is correct |
| 40 |
Correct |
5 ms |
760 KB |
Output is correct |
| 41 |
Correct |
5 ms |
760 KB |
Output is correct |
| 42 |
Correct |
5 ms |
632 KB |
Output is correct |
| 43 |
Correct |
5 ms |
632 KB |
Output is correct |
| 44 |
Correct |
5 ms |
632 KB |
Output is correct |
| 45 |
Correct |
6 ms |
672 KB |
Output is correct |
| 46 |
Correct |
5 ms |
632 KB |
Output is correct |
| 47 |
Correct |
6 ms |
760 KB |
Output is correct |
| 48 |
Correct |
6 ms |
760 KB |
Output is correct |
| 49 |
Correct |
5 ms |
632 KB |
Output is correct |
| 50 |
Correct |
5 ms |
760 KB |
Output is correct |
| 51 |
Correct |
6 ms |
760 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
248 KB |
Output is correct |
| 4 |
Correct |
2 ms |
376 KB |
Output is correct |
| 5 |
Correct |
2 ms |
376 KB |
Output is correct |
| 6 |
Correct |
2 ms |
376 KB |
Output is correct |
| 7 |
Correct |
2 ms |
376 KB |
Output is correct |
| 8 |
Correct |
2 ms |
376 KB |
Output is correct |
| 9 |
Correct |
0 ms |
376 KB |
Output is correct |
| 10 |
Correct |
2 ms |
380 KB |
Output is correct |
| 11 |
Correct |
2 ms |
376 KB |
Output is correct |
| 12 |
Correct |
2 ms |
404 KB |
Output is correct |
| 13 |
Correct |
2 ms |
376 KB |
Output is correct |
| 14 |
Correct |
2 ms |
376 KB |
Output is correct |
| 15 |
Correct |
3 ms |
376 KB |
Output is correct |
| 16 |
Correct |
3 ms |
376 KB |
Output is correct |
| 17 |
Correct |
3 ms |
376 KB |
Output is correct |
| 18 |
Correct |
3 ms |
376 KB |
Output is correct |
| 19 |
Correct |
3 ms |
376 KB |
Output is correct |
| 20 |
Correct |
2 ms |
376 KB |
Output is correct |
| 21 |
Correct |
2 ms |
376 KB |
Output is correct |
| 22 |
Correct |
2 ms |
376 KB |
Output is correct |
| 23 |
Correct |
2 ms |
376 KB |
Output is correct |
| 24 |
Correct |
2 ms |
376 KB |
Output is correct |
| 25 |
Correct |
2 ms |
376 KB |
Output is correct |
| 26 |
Correct |
1 ms |
324 KB |
Output is correct |
| 27 |
Correct |
5 ms |
632 KB |
Output is correct |
| 28 |
Correct |
5 ms |
760 KB |
Output is correct |
| 29 |
Correct |
5 ms |
632 KB |
Output is correct |
| 30 |
Correct |
5 ms |
632 KB |
Output is correct |
| 31 |
Correct |
5 ms |
760 KB |
Output is correct |
| 32 |
Correct |
5 ms |
760 KB |
Output is correct |
| 33 |
Correct |
5 ms |
632 KB |
Output is correct |
| 34 |
Correct |
5 ms |
760 KB |
Output is correct |
| 35 |
Correct |
5 ms |
636 KB |
Output is correct |
| 36 |
Correct |
5 ms |
760 KB |
Output is correct |
| 37 |
Correct |
4 ms |
732 KB |
Output is correct |
| 38 |
Correct |
3 ms |
760 KB |
Output is correct |
| 39 |
Correct |
5 ms |
760 KB |
Output is correct |
| 40 |
Correct |
5 ms |
760 KB |
Output is correct |
| 41 |
Correct |
5 ms |
760 KB |
Output is correct |
| 42 |
Correct |
5 ms |
632 KB |
Output is correct |
| 43 |
Correct |
5 ms |
632 KB |
Output is correct |
| 44 |
Correct |
5 ms |
632 KB |
Output is correct |
| 45 |
Correct |
6 ms |
672 KB |
Output is correct |
| 46 |
Correct |
5 ms |
632 KB |
Output is correct |
| 47 |
Correct |
6 ms |
760 KB |
Output is correct |
| 48 |
Correct |
6 ms |
760 KB |
Output is correct |
| 49 |
Correct |
5 ms |
632 KB |
Output is correct |
| 50 |
Correct |
5 ms |
760 KB |
Output is correct |
| 51 |
Correct |
6 ms |
760 KB |
Output is correct |
| 52 |
Correct |
263 ms |
24708 KB |
Output is correct |
| 53 |
Correct |
271 ms |
24464 KB |
Output is correct |
| 54 |
Correct |
269 ms |
24440 KB |
Output is correct |
| 55 |
Correct |
268 ms |
24572 KB |
Output is correct |
| 56 |
Correct |
277 ms |
24444 KB |
Output is correct |
| 57 |
Correct |
267 ms |
24444 KB |
Output is correct |
| 58 |
Correct |
287 ms |
24524 KB |
Output is correct |
| 59 |
Correct |
275 ms |
24528 KB |
Output is correct |
| 60 |
Correct |
278 ms |
24500 KB |
Output is correct |
| 61 |
Correct |
272 ms |
24464 KB |
Output is correct |
| 62 |
Correct |
272 ms |
24420 KB |
Output is correct |
| 63 |
Correct |
282 ms |
24396 KB |
Output is correct |
| 64 |
Correct |
297 ms |
24432 KB |
Output is correct |
| 65 |
Correct |
298 ms |
24440 KB |
Output is correct |
| 66 |
Correct |
289 ms |
24440 KB |
Output is correct |
| 67 |
Correct |
268 ms |
24440 KB |
Output is correct |
| 68 |
Correct |
268 ms |
24440 KB |
Output is correct |
