#include<bits/stdc++.h>
using namespace std;
using ll = long long;
typedef pair<ll, ll> pii;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n;
cin >> n;
vector <pii> v(n);
for (pii &p : v) cin >> p.first >> p.second;
sort(v.begin(), v.end());
// Make prefix sum
for (int i = 1; i < n; i++) v[i].second += v[i - 1].second;
ll output = 0;
int i, j = 0;
for (i = 0; i < n; i++)
{
// When i changes, you could increase j to i
if (v[i].second - (i != 0 ? v[i - 1].second : 0) > v[i].second - (j != 0 ? v[j - 1].second : 0) - v[i].first + v[j].first) j = i;
output = max(output, v[i].second - (j != 0 ? v[j - 1].second : 0) - v[i].first + v[j].first);
}
cout << output << "\n";
}
/*
Will be continous segments.
....a....b....
then if c > b -> d >=a
....ddd...c
*/
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
320 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
320 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
320 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
320 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
1 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
320 KB |
Output is correct |
| 16 |
Correct |
1 ms |
212 KB |
Output is correct |
| 17 |
Correct |
1 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
324 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
1 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
324 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
320 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
320 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
1 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
320 KB |
Output is correct |
| 16 |
Correct |
1 ms |
212 KB |
Output is correct |
| 17 |
Correct |
1 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
324 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
1 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
324 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
2 ms |
468 KB |
Output is correct |
| 28 |
Correct |
2 ms |
468 KB |
Output is correct |
| 29 |
Correct |
3 ms |
468 KB |
Output is correct |
| 30 |
Correct |
3 ms |
456 KB |
Output is correct |
| 31 |
Correct |
2 ms |
468 KB |
Output is correct |
| 32 |
Correct |
3 ms |
468 KB |
Output is correct |
| 33 |
Correct |
3 ms |
456 KB |
Output is correct |
| 34 |
Correct |
3 ms |
468 KB |
Output is correct |
| 35 |
Correct |
3 ms |
468 KB |
Output is correct |
| 36 |
Correct |
3 ms |
456 KB |
Output is correct |
| 37 |
Correct |
2 ms |
524 KB |
Output is correct |
| 38 |
Correct |
2 ms |
468 KB |
Output is correct |
| 39 |
Correct |
2 ms |
468 KB |
Output is correct |
| 40 |
Correct |
2 ms |
532 KB |
Output is correct |
| 41 |
Correct |
2 ms |
468 KB |
Output is correct |
| 42 |
Correct |
2 ms |
456 KB |
Output is correct |
| 43 |
Correct |
2 ms |
460 KB |
Output is correct |
| 44 |
Correct |
2 ms |
468 KB |
Output is correct |
| 45 |
Correct |
2 ms |
460 KB |
Output is correct |
| 46 |
Correct |
2 ms |
468 KB |
Output is correct |
| 47 |
Correct |
2 ms |
512 KB |
Output is correct |
| 48 |
Correct |
2 ms |
456 KB |
Output is correct |
| 49 |
Correct |
2 ms |
460 KB |
Output is correct |
| 50 |
Correct |
2 ms |
524 KB |
Output is correct |
| 51 |
Correct |
2 ms |
460 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
1 ms |
212 KB |
Output is correct |
| 2 |
Correct |
1 ms |
320 KB |
Output is correct |
| 3 |
Correct |
1 ms |
212 KB |
Output is correct |
| 4 |
Correct |
0 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
0 ms |
212 KB |
Output is correct |
| 7 |
Correct |
0 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
320 KB |
Output is correct |
| 9 |
Correct |
1 ms |
212 KB |
Output is correct |
| 10 |
Correct |
1 ms |
212 KB |
Output is correct |
| 11 |
Correct |
1 ms |
212 KB |
Output is correct |
| 12 |
Correct |
1 ms |
212 KB |
Output is correct |
| 13 |
Correct |
1 ms |
340 KB |
Output is correct |
| 14 |
Correct |
1 ms |
212 KB |
Output is correct |
| 15 |
Correct |
1 ms |
320 KB |
Output is correct |
| 16 |
Correct |
1 ms |
212 KB |
Output is correct |
| 17 |
Correct |
1 ms |
212 KB |
Output is correct |
| 18 |
Correct |
1 ms |
324 KB |
Output is correct |
| 19 |
Correct |
1 ms |
212 KB |
Output is correct |
| 20 |
Correct |
1 ms |
212 KB |
Output is correct |
| 21 |
Correct |
1 ms |
212 KB |
Output is correct |
| 22 |
Correct |
1 ms |
212 KB |
Output is correct |
| 23 |
Correct |
1 ms |
212 KB |
Output is correct |
| 24 |
Correct |
1 ms |
212 KB |
Output is correct |
| 25 |
Correct |
1 ms |
324 KB |
Output is correct |
| 26 |
Correct |
1 ms |
212 KB |
Output is correct |
| 27 |
Correct |
2 ms |
468 KB |
Output is correct |
| 28 |
Correct |
2 ms |
468 KB |
Output is correct |
| 29 |
Correct |
3 ms |
468 KB |
Output is correct |
| 30 |
Correct |
3 ms |
456 KB |
Output is correct |
| 31 |
Correct |
2 ms |
468 KB |
Output is correct |
| 32 |
Correct |
3 ms |
468 KB |
Output is correct |
| 33 |
Correct |
3 ms |
456 KB |
Output is correct |
| 34 |
Correct |
3 ms |
468 KB |
Output is correct |
| 35 |
Correct |
3 ms |
468 KB |
Output is correct |
| 36 |
Correct |
3 ms |
456 KB |
Output is correct |
| 37 |
Correct |
2 ms |
524 KB |
Output is correct |
| 38 |
Correct |
2 ms |
468 KB |
Output is correct |
| 39 |
Correct |
2 ms |
468 KB |
Output is correct |
| 40 |
Correct |
2 ms |
532 KB |
Output is correct |
| 41 |
Correct |
2 ms |
468 KB |
Output is correct |
| 42 |
Correct |
2 ms |
456 KB |
Output is correct |
| 43 |
Correct |
2 ms |
460 KB |
Output is correct |
| 44 |
Correct |
2 ms |
468 KB |
Output is correct |
| 45 |
Correct |
2 ms |
460 KB |
Output is correct |
| 46 |
Correct |
2 ms |
468 KB |
Output is correct |
| 47 |
Correct |
2 ms |
512 KB |
Output is correct |
| 48 |
Correct |
2 ms |
456 KB |
Output is correct |
| 49 |
Correct |
2 ms |
460 KB |
Output is correct |
| 50 |
Correct |
2 ms |
524 KB |
Output is correct |
| 51 |
Correct |
2 ms |
460 KB |
Output is correct |
| 52 |
Correct |
176 ms |
20672 KB |
Output is correct |
| 53 |
Correct |
185 ms |
20680 KB |
Output is correct |
| 54 |
Correct |
206 ms |
20668 KB |
Output is correct |
| 55 |
Correct |
198 ms |
20668 KB |
Output is correct |
| 56 |
Correct |
187 ms |
20680 KB |
Output is correct |
| 57 |
Correct |
191 ms |
20668 KB |
Output is correct |
| 58 |
Correct |
179 ms |
20668 KB |
Output is correct |
| 59 |
Correct |
183 ms |
20672 KB |
Output is correct |
| 60 |
Correct |
173 ms |
20668 KB |
Output is correct |
| 61 |
Correct |
173 ms |
20544 KB |
Output is correct |
| 62 |
Correct |
182 ms |
20668 KB |
Output is correct |
| 63 |
Correct |
179 ms |
20688 KB |
Output is correct |
| 64 |
Correct |
196 ms |
20676 KB |
Output is correct |
| 65 |
Correct |
181 ms |
20672 KB |
Output is correct |
| 66 |
Correct |
190 ms |
20684 KB |
Output is correct |
| 67 |
Correct |
201 ms |
20668 KB |
Output is correct |
| 68 |
Correct |
198 ms |
20672 KB |
Output is correct |
