#include <bits/stdc++.h>
#define int long long
using namespace std;
int n;
pair<int, int> a[501010];
multiset<pair<int, int> > now;
int ans = -8010101010101010101;
int32_t main()
{
cin >> n;
for (int i = 1; i <= n; i++)
cin >> a[i].first >> a[i].second;
sort(a + 1, a + 1 + n, [](pair<int, int> q, pair<int, int> w) {
return q.first < w.first;
});
int sum = 0;
for (int i = 1; i <= n; i++) {
sum += a[i].second;
now.insert({-(sum - a[i].first), i});
}
int er = 0;
for (int i = 1; i <= n; i++) {
while (true) {
// cout << now.size() << " " << i << " << " << endl;
auto f = *now.begin();
now.erase(now.begin());
// cout << f.first << " " << f.second << " " << i << " !!!" << endl;
if (f.second < i)continue;
ans = max(ans, ((-f.first) - er) + a[i].first);
now.insert(f);
break;
}
er += a[i].second;
}
cout << ans;
}
/**
15
1543361732 260774320
2089759661 257198921
1555665663 389548466
4133306295 296394520
2596448427 301103944
1701413087 274491541
2347488426 912791996
2133012079 444074242
2659886224 656957044
1345396764 259870638
2671164286 233246973
2791812672 585862344
2996614635 91065315
971304780 488995617
1523452673 988137562
6
4 1
1 5
10 3
9 1
4 2
5 3
3
2 3
11 2
4 5
*/
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
300 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
296 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
300 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
300 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
296 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
300 KB |
Output is correct |
12 |
Correct |
2 ms |
204 KB |
Output is correct |
13 |
Correct |
2 ms |
204 KB |
Output is correct |
14 |
Correct |
1 ms |
300 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
2 ms |
304 KB |
Output is correct |
17 |
Correct |
2 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
304 KB |
Output is correct |
19 |
Correct |
2 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
300 KB |
Output is correct |
22 |
Correct |
2 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
300 KB |
Output is correct |
24 |
Correct |
2 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
2 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
300 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
296 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
300 KB |
Output is correct |
12 |
Correct |
2 ms |
204 KB |
Output is correct |
13 |
Correct |
2 ms |
204 KB |
Output is correct |
14 |
Correct |
1 ms |
300 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
2 ms |
304 KB |
Output is correct |
17 |
Correct |
2 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
304 KB |
Output is correct |
19 |
Correct |
2 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
300 KB |
Output is correct |
22 |
Correct |
2 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
300 KB |
Output is correct |
24 |
Correct |
2 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
2 ms |
204 KB |
Output is correct |
27 |
Correct |
8 ms |
796 KB |
Output is correct |
28 |
Correct |
8 ms |
708 KB |
Output is correct |
29 |
Correct |
8 ms |
716 KB |
Output is correct |
30 |
Correct |
8 ms |
756 KB |
Output is correct |
31 |
Correct |
10 ms |
716 KB |
Output is correct |
32 |
Correct |
9 ms |
752 KB |
Output is correct |
33 |
Correct |
9 ms |
716 KB |
Output is correct |
34 |
Correct |
8 ms |
716 KB |
Output is correct |
35 |
Correct |
10 ms |
732 KB |
Output is correct |
36 |
Correct |
8 ms |
728 KB |
Output is correct |
37 |
Correct |
9 ms |
712 KB |
Output is correct |
38 |
Correct |
8 ms |
748 KB |
Output is correct |
39 |
Correct |
9 ms |
704 KB |
Output is correct |
40 |
Correct |
9 ms |
708 KB |
Output is correct |
41 |
Correct |
9 ms |
716 KB |
Output is correct |
42 |
Correct |
8 ms |
716 KB |
Output is correct |
43 |
Correct |
7 ms |
716 KB |
Output is correct |
44 |
Correct |
9 ms |
716 KB |
Output is correct |
45 |
Correct |
8 ms |
776 KB |
Output is correct |
46 |
Correct |
8 ms |
720 KB |
Output is correct |
47 |
Correct |
7 ms |
720 KB |
Output is correct |
48 |
Correct |
7 ms |
720 KB |
Output is correct |
49 |
Correct |
8 ms |
720 KB |
Output is correct |
50 |
Correct |
8 ms |
716 KB |
Output is correct |
51 |
Correct |
9 ms |
716 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
256 KB |
Output is correct |
4 |
Correct |
1 ms |
300 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
1 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
296 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
204 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
300 KB |
Output is correct |
12 |
Correct |
2 ms |
204 KB |
Output is correct |
13 |
Correct |
2 ms |
204 KB |
Output is correct |
14 |
Correct |
1 ms |
300 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
2 ms |
304 KB |
Output is correct |
17 |
Correct |
2 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
304 KB |
Output is correct |
19 |
Correct |
2 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
332 KB |
Output is correct |
21 |
Correct |
1 ms |
300 KB |
Output is correct |
22 |
Correct |
2 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
300 KB |
Output is correct |
24 |
Correct |
2 ms |
204 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
2 ms |
204 KB |
Output is correct |
27 |
Correct |
8 ms |
796 KB |
Output is correct |
28 |
Correct |
8 ms |
708 KB |
Output is correct |
29 |
Correct |
8 ms |
716 KB |
Output is correct |
30 |
Correct |
8 ms |
756 KB |
Output is correct |
31 |
Correct |
10 ms |
716 KB |
Output is correct |
32 |
Correct |
9 ms |
752 KB |
Output is correct |
33 |
Correct |
9 ms |
716 KB |
Output is correct |
34 |
Correct |
8 ms |
716 KB |
Output is correct |
35 |
Correct |
10 ms |
732 KB |
Output is correct |
36 |
Correct |
8 ms |
728 KB |
Output is correct |
37 |
Correct |
9 ms |
712 KB |
Output is correct |
38 |
Correct |
8 ms |
748 KB |
Output is correct |
39 |
Correct |
9 ms |
704 KB |
Output is correct |
40 |
Correct |
9 ms |
708 KB |
Output is correct |
41 |
Correct |
9 ms |
716 KB |
Output is correct |
42 |
Correct |
8 ms |
716 KB |
Output is correct |
43 |
Correct |
7 ms |
716 KB |
Output is correct |
44 |
Correct |
9 ms |
716 KB |
Output is correct |
45 |
Correct |
8 ms |
776 KB |
Output is correct |
46 |
Correct |
8 ms |
720 KB |
Output is correct |
47 |
Correct |
7 ms |
720 KB |
Output is correct |
48 |
Correct |
7 ms |
720 KB |
Output is correct |
49 |
Correct |
8 ms |
720 KB |
Output is correct |
50 |
Correct |
8 ms |
716 KB |
Output is correct |
51 |
Correct |
9 ms |
716 KB |
Output is correct |
52 |
Correct |
739 ms |
51924 KB |
Output is correct |
53 |
Correct |
760 ms |
51972 KB |
Output is correct |
54 |
Correct |
779 ms |
52008 KB |
Output is correct |
55 |
Correct |
755 ms |
52052 KB |
Output is correct |
56 |
Correct |
795 ms |
52036 KB |
Output is correct |
57 |
Correct |
782 ms |
52004 KB |
Output is correct |
58 |
Correct |
778 ms |
52092 KB |
Output is correct |
59 |
Correct |
735 ms |
52068 KB |
Output is correct |
60 |
Correct |
740 ms |
52172 KB |
Output is correct |
61 |
Correct |
758 ms |
51972 KB |
Output is correct |
62 |
Correct |
708 ms |
51932 KB |
Output is correct |
63 |
Correct |
803 ms |
52148 KB |
Output is correct |
64 |
Correct |
723 ms |
52072 KB |
Output is correct |
65 |
Correct |
692 ms |
51972 KB |
Output is correct |
66 |
Correct |
704 ms |
52044 KB |
Output is correct |
67 |
Correct |
737 ms |
52044 KB |
Output is correct |
68 |
Correct |
910 ms |
52164 KB |
Output is correct |