#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
#define fi first
#define se second
#define pb push_back
#define pq priority_queue
#define mp make_pair
#define all(x) x.begin(), x.end()
#define Repp(i, l, r, a) for (int i = l; i < r; i += a)
#define Rep(i, l, r) Repp(i, l, r, 1)
#define For(i, n) Rep(i, 0, n)
#define Fori(i, n) Rep(i, 1, n + 1)
#define Each(x, v) for (auto x : v)
#define Repd(i, l, r) for (int i = r - 1; i >= l; i--)
#define Ford(i, n) Repd(i, 0, n)
#define endl "\n"
const ll INF = 1e18;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(0); cout.tie(0);
int N; cin >> N;
pll data[N + 1];
Fori (i, N) cin >> data[i].fi >> data[i].se;
sort(data + 1, data + N + 1);
// cout << "data" << endl;
// Fori (i, N) cout << "(" << data[i].fi << " " << data[i].se << ")" << endl;
// cout << endl;
ll pref[N + 1];
pref[0] = 0;
Fori (i, N) pref[i] = pref[i - 1] + data[i].se;
// for (int i = 0; i <= N; i++) cout << pref[i] << " "; cout << endl;
ll ans = -INF, niki = INF;
Fori (i, N) {
niki = min(niki, -data[i].fi + pref[i - 1]);
ans = max(ans, -data[i].fi + pref[i] - niki);
// cout << i << ": niki " << niki << " ans " << ans << endl;
}
cout << ans << endl;
return 0;
}
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
236 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
324 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 |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
236 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
324 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 |
256 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
328 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 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 |
212 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 |
320 KB |
Output is correct |
| 25 |
Correct |
1 ms |
212 KB |
Output is correct |
| 26 |
Correct |
1 ms |
324 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
236 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
324 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 |
256 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
328 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 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 |
212 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 |
320 KB |
Output is correct |
| 25 |
Correct |
1 ms |
212 KB |
Output is correct |
| 26 |
Correct |
1 ms |
324 KB |
Output is correct |
| 27 |
Correct |
2 ms |
516 KB |
Output is correct |
| 28 |
Correct |
2 ms |
468 KB |
Output is correct |
| 29 |
Correct |
2 ms |
508 KB |
Output is correct |
| 30 |
Correct |
2 ms |
516 KB |
Output is correct |
| 31 |
Correct |
3 ms |
468 KB |
Output is correct |
| 32 |
Correct |
2 ms |
512 KB |
Output is correct |
| 33 |
Correct |
2 ms |
468 KB |
Output is correct |
| 34 |
Correct |
2 ms |
468 KB |
Output is correct |
| 35 |
Correct |
2 ms |
468 KB |
Output is correct |
| 36 |
Correct |
2 ms |
508 KB |
Output is correct |
| 37 |
Correct |
2 ms |
468 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 |
468 KB |
Output is correct |
| 41 |
Correct |
2 ms |
468 KB |
Output is correct |
| 42 |
Correct |
2 ms |
468 KB |
Output is correct |
| 43 |
Correct |
2 ms |
468 KB |
Output is correct |
| 44 |
Correct |
2 ms |
456 KB |
Output is correct |
| 45 |
Correct |
2 ms |
520 KB |
Output is correct |
| 46 |
Correct |
3 ms |
508 KB |
Output is correct |
| 47 |
Correct |
2 ms |
468 KB |
Output is correct |
| 48 |
Correct |
2 ms |
468 KB |
Output is correct |
| 49 |
Correct |
2 ms |
524 KB |
Output is correct |
| 50 |
Correct |
3 ms |
468 KB |
Output is correct |
| 51 |
Correct |
3 ms |
588 KB |
Output is correct |
| # |
결과 |
실행 시간 |
메모리 |
Grader output |
| 1 |
Correct |
1 ms |
236 KB |
Output is correct |
| 2 |
Correct |
1 ms |
212 KB |
Output is correct |
| 3 |
Correct |
0 ms |
212 KB |
Output is correct |
| 4 |
Correct |
1 ms |
212 KB |
Output is correct |
| 5 |
Correct |
1 ms |
212 KB |
Output is correct |
| 6 |
Correct |
1 ms |
212 KB |
Output is correct |
| 7 |
Correct |
1 ms |
320 KB |
Output is correct |
| 8 |
Correct |
1 ms |
324 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 |
256 KB |
Output is correct |
| 13 |
Correct |
1 ms |
212 KB |
Output is correct |
| 14 |
Correct |
1 ms |
328 KB |
Output is correct |
| 15 |
Correct |
1 ms |
212 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 |
212 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 |
320 KB |
Output is correct |
| 25 |
Correct |
1 ms |
212 KB |
Output is correct |
| 26 |
Correct |
1 ms |
324 KB |
Output is correct |
| 27 |
Correct |
2 ms |
516 KB |
Output is correct |
| 28 |
Correct |
2 ms |
468 KB |
Output is correct |
| 29 |
Correct |
2 ms |
508 KB |
Output is correct |
| 30 |
Correct |
2 ms |
516 KB |
Output is correct |
| 31 |
Correct |
3 ms |
468 KB |
Output is correct |
| 32 |
Correct |
2 ms |
512 KB |
Output is correct |
| 33 |
Correct |
2 ms |
468 KB |
Output is correct |
| 34 |
Correct |
2 ms |
468 KB |
Output is correct |
| 35 |
Correct |
2 ms |
468 KB |
Output is correct |
| 36 |
Correct |
2 ms |
508 KB |
Output is correct |
| 37 |
Correct |
2 ms |
468 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 |
468 KB |
Output is correct |
| 41 |
Correct |
2 ms |
468 KB |
Output is correct |
| 42 |
Correct |
2 ms |
468 KB |
Output is correct |
| 43 |
Correct |
2 ms |
468 KB |
Output is correct |
| 44 |
Correct |
2 ms |
456 KB |
Output is correct |
| 45 |
Correct |
2 ms |
520 KB |
Output is correct |
| 46 |
Correct |
3 ms |
508 KB |
Output is correct |
| 47 |
Correct |
2 ms |
468 KB |
Output is correct |
| 48 |
Correct |
2 ms |
468 KB |
Output is correct |
| 49 |
Correct |
2 ms |
524 KB |
Output is correct |
| 50 |
Correct |
3 ms |
468 KB |
Output is correct |
| 51 |
Correct |
3 ms |
588 KB |
Output is correct |
| 52 |
Correct |
184 ms |
24544 KB |
Output is correct |
| 53 |
Correct |
159 ms |
24684 KB |
Output is correct |
| 54 |
Correct |
138 ms |
24604 KB |
Output is correct |
| 55 |
Correct |
132 ms |
24628 KB |
Output is correct |
| 56 |
Correct |
173 ms |
24616 KB |
Output is correct |
| 57 |
Correct |
141 ms |
24632 KB |
Output is correct |
| 58 |
Correct |
142 ms |
24608 KB |
Output is correct |
| 59 |
Correct |
132 ms |
24612 KB |
Output is correct |
| 60 |
Correct |
133 ms |
24616 KB |
Output is correct |
| 61 |
Correct |
135 ms |
24480 KB |
Output is correct |
| 62 |
Correct |
143 ms |
24620 KB |
Output is correct |
| 63 |
Correct |
134 ms |
24616 KB |
Output is correct |
| 64 |
Correct |
132 ms |
24628 KB |
Output is correct |
| 65 |
Correct |
138 ms |
24620 KB |
Output is correct |
| 66 |
Correct |
130 ms |
24632 KB |
Output is correct |
| 67 |
Correct |
130 ms |
24612 KB |
Output is correct |
| 68 |
Correct |
133 ms |
24604 KB |
Output is correct |
