#include <bits/stdc++.h>
#define nl '\n'
const int mxN = 5e5 + 5;
int N;
std::pair<int64_t, int64_t> a[mxN];
int64_t pref[mxN];
signed main() {
std::ios::sync_with_stdio(false);
std::cin.tie(nullptr);
std::cin >> N;
for (int i = 0; i < N; i++) {
std::cin >> a[i].first >> a[i].second;
}
std::sort(a, a + N);
/*
*/
for (int i = 0; i < N; i++) {
pref[i + 1] = pref[i] + a[i].second;
}
// maximize pref[i + 1] - pref[j] - (a[i].first - a[j].second)
// pref[i + 1] - a[i].first - pref[j] + a[j].second
int64_t maximal = -1e18;
int64_t ans = maximal;
for (int i = 0; i < N; i++) {
maximal = std::max(maximal, a[i].first - pref[i]);
ans = std::max(ans, pref[i + 1] - a[i].first + maximal);
}
std::cout << ans << nl;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 10 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 10 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 13 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 14 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 15 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 16 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 17 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 18 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 19 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 20 |
Correct |
2 ms |
2516 KB |
Output is correct |
| 21 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 22 |
Correct |
2 ms |
2392 KB |
Output is correct |
| 23 |
Correct |
2 ms |
2396 KB |
Output is correct |
| 24 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 25 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 26 |
Correct |
1 ms |
2396 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 10 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 13 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 14 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 15 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 16 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 17 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 18 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 19 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 20 |
Correct |
2 ms |
2516 KB |
Output is correct |
| 21 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 22 |
Correct |
2 ms |
2392 KB |
Output is correct |
| 23 |
Correct |
2 ms |
2396 KB |
Output is correct |
| 24 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 25 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 26 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 27 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 28 |
Correct |
3 ms |
2652 KB |
Output is correct |
| 29 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 30 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 31 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 32 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 33 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 34 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 35 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 36 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 37 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 38 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 39 |
Correct |
2 ms |
2648 KB |
Output is correct |
| 40 |
Correct |
2 ms |
2648 KB |
Output is correct |
| 41 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 42 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 43 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 44 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 45 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 46 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 47 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 48 |
Correct |
2 ms |
2520 KB |
Output is correct |
| 49 |
Correct |
2 ms |
2648 KB |
Output is correct |
| 50 |
Correct |
3 ms |
2908 KB |
Output is correct |
| 51 |
Correct |
2 ms |
2652 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 2 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 3 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 4 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 5 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 6 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 7 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 8 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 9 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 10 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 11 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 12 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 13 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 14 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 15 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 16 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 17 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 18 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 19 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 20 |
Correct |
2 ms |
2516 KB |
Output is correct |
| 21 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 22 |
Correct |
2 ms |
2392 KB |
Output is correct |
| 23 |
Correct |
2 ms |
2396 KB |
Output is correct |
| 24 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 25 |
Correct |
1 ms |
2392 KB |
Output is correct |
| 26 |
Correct |
1 ms |
2396 KB |
Output is correct |
| 27 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 28 |
Correct |
3 ms |
2652 KB |
Output is correct |
| 29 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 30 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 31 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 32 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 33 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 34 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 35 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 36 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 37 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 38 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 39 |
Correct |
2 ms |
2648 KB |
Output is correct |
| 40 |
Correct |
2 ms |
2648 KB |
Output is correct |
| 41 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 42 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 43 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 44 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 45 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 46 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 47 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 48 |
Correct |
2 ms |
2520 KB |
Output is correct |
| 49 |
Correct |
2 ms |
2648 KB |
Output is correct |
| 50 |
Correct |
3 ms |
2908 KB |
Output is correct |
| 51 |
Correct |
2 ms |
2652 KB |
Output is correct |
| 52 |
Correct |
129 ms |
24756 KB |
Output is correct |
| 53 |
Correct |
127 ms |
24624 KB |
Output is correct |
| 54 |
Correct |
143 ms |
24656 KB |
Output is correct |
| 55 |
Correct |
134 ms |
24632 KB |
Output is correct |
| 56 |
Correct |
128 ms |
24660 KB |
Output is correct |
| 57 |
Correct |
128 ms |
24888 KB |
Output is correct |
| 58 |
Correct |
126 ms |
24632 KB |
Output is correct |
| 59 |
Correct |
130 ms |
24656 KB |
Output is correct |
| 60 |
Correct |
125 ms |
24624 KB |
Output is correct |
| 61 |
Correct |
132 ms |
24632 KB |
Output is correct |
| 62 |
Correct |
129 ms |
24760 KB |
Output is correct |
| 63 |
Correct |
137 ms |
24656 KB |
Output is correct |
| 64 |
Correct |
126 ms |
24644 KB |
Output is correct |
| 65 |
Correct |
135 ms |
24632 KB |
Output is correct |
| 66 |
Correct |
128 ms |
24660 KB |
Output is correct |
| 67 |
Correct |
141 ms |
24808 KB |
Output is correct |
| 68 |
Correct |
129 ms |
24660 KB |
Output is correct |
