#include <bits/stdc++.h>
using namespace std;
#define int long long
const int MXN = 500005;
int n;
pair<int, int> arr[MXN];
int a[MXN], b[MXN], p[MXN];
signed main() {
ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0);
cin >> n;
for (int i=1; i<=n; i++) {
cin >> arr[i].first >> arr[i].second;
}
sort(arr+1, arr+n+1);
for (int i=1; i<=n; i++) {
a[i] = arr[i].first, b[i] = arr[i].second;
p[i] = p[i-1] + b[i];
}
int t = a[1];
int best = 0;
for (int i=1; i<=n; i++) {
t = max(t, -p[i-1] + a[i]);
best = max(best, p[i] - a[i] + t);
}
cout << best << endl;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
0 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
0 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
360 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
0 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
360 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
2 ms |
512 KB |
Output is correct |
28 |
Correct |
3 ms |
512 KB |
Output is correct |
29 |
Correct |
2 ms |
512 KB |
Output is correct |
30 |
Correct |
3 ms |
512 KB |
Output is correct |
31 |
Correct |
2 ms |
512 KB |
Output is correct |
32 |
Correct |
2 ms |
512 KB |
Output is correct |
33 |
Correct |
3 ms |
512 KB |
Output is correct |
34 |
Correct |
2 ms |
512 KB |
Output is correct |
35 |
Correct |
2 ms |
512 KB |
Output is correct |
36 |
Correct |
2 ms |
512 KB |
Output is correct |
37 |
Correct |
3 ms |
512 KB |
Output is correct |
38 |
Correct |
2 ms |
512 KB |
Output is correct |
39 |
Correct |
2 ms |
512 KB |
Output is correct |
40 |
Correct |
3 ms |
512 KB |
Output is correct |
41 |
Correct |
2 ms |
512 KB |
Output is correct |
42 |
Correct |
2 ms |
512 KB |
Output is correct |
43 |
Correct |
2 ms |
512 KB |
Output is correct |
44 |
Correct |
2 ms |
512 KB |
Output is correct |
45 |
Correct |
2 ms |
512 KB |
Output is correct |
46 |
Correct |
2 ms |
640 KB |
Output is correct |
47 |
Correct |
2 ms |
512 KB |
Output is correct |
48 |
Correct |
2 ms |
512 KB |
Output is correct |
49 |
Correct |
2 ms |
512 KB |
Output is correct |
50 |
Correct |
2 ms |
512 KB |
Output is correct |
51 |
Correct |
3 ms |
512 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
384 KB |
Output is correct |
2 |
Correct |
0 ms |
384 KB |
Output is correct |
3 |
Correct |
0 ms |
384 KB |
Output is correct |
4 |
Correct |
0 ms |
384 KB |
Output is correct |
5 |
Correct |
0 ms |
384 KB |
Output is correct |
6 |
Correct |
1 ms |
384 KB |
Output is correct |
7 |
Correct |
0 ms |
384 KB |
Output is correct |
8 |
Correct |
0 ms |
384 KB |
Output is correct |
9 |
Correct |
1 ms |
384 KB |
Output is correct |
10 |
Correct |
1 ms |
384 KB |
Output is correct |
11 |
Correct |
1 ms |
384 KB |
Output is correct |
12 |
Correct |
1 ms |
384 KB |
Output is correct |
13 |
Correct |
1 ms |
384 KB |
Output is correct |
14 |
Correct |
1 ms |
384 KB |
Output is correct |
15 |
Correct |
1 ms |
384 KB |
Output is correct |
16 |
Correct |
1 ms |
384 KB |
Output is correct |
17 |
Correct |
1 ms |
384 KB |
Output is correct |
18 |
Correct |
1 ms |
384 KB |
Output is correct |
19 |
Correct |
1 ms |
384 KB |
Output is correct |
20 |
Correct |
1 ms |
384 KB |
Output is correct |
21 |
Correct |
1 ms |
384 KB |
Output is correct |
22 |
Correct |
1 ms |
384 KB |
Output is correct |
23 |
Correct |
1 ms |
384 KB |
Output is correct |
24 |
Correct |
1 ms |
384 KB |
Output is correct |
25 |
Correct |
1 ms |
360 KB |
Output is correct |
26 |
Correct |
1 ms |
384 KB |
Output is correct |
27 |
Correct |
2 ms |
512 KB |
Output is correct |
28 |
Correct |
3 ms |
512 KB |
Output is correct |
29 |
Correct |
2 ms |
512 KB |
Output is correct |
30 |
Correct |
3 ms |
512 KB |
Output is correct |
31 |
Correct |
2 ms |
512 KB |
Output is correct |
32 |
Correct |
2 ms |
512 KB |
Output is correct |
33 |
Correct |
3 ms |
512 KB |
Output is correct |
34 |
Correct |
2 ms |
512 KB |
Output is correct |
35 |
Correct |
2 ms |
512 KB |
Output is correct |
36 |
Correct |
2 ms |
512 KB |
Output is correct |
37 |
Correct |
3 ms |
512 KB |
Output is correct |
38 |
Correct |
2 ms |
512 KB |
Output is correct |
39 |
Correct |
2 ms |
512 KB |
Output is correct |
40 |
Correct |
3 ms |
512 KB |
Output is correct |
41 |
Correct |
2 ms |
512 KB |
Output is correct |
42 |
Correct |
2 ms |
512 KB |
Output is correct |
43 |
Correct |
2 ms |
512 KB |
Output is correct |
44 |
Correct |
2 ms |
512 KB |
Output is correct |
45 |
Correct |
2 ms |
512 KB |
Output is correct |
46 |
Correct |
2 ms |
640 KB |
Output is correct |
47 |
Correct |
2 ms |
512 KB |
Output is correct |
48 |
Correct |
2 ms |
512 KB |
Output is correct |
49 |
Correct |
2 ms |
512 KB |
Output is correct |
50 |
Correct |
2 ms |
512 KB |
Output is correct |
51 |
Correct |
3 ms |
512 KB |
Output is correct |
52 |
Correct |
202 ms |
19904 KB |
Output is correct |
53 |
Correct |
206 ms |
32592 KB |
Output is correct |
54 |
Correct |
202 ms |
32504 KB |
Output is correct |
55 |
Correct |
206 ms |
32504 KB |
Output is correct |
56 |
Correct |
207 ms |
32576 KB |
Output is correct |
57 |
Correct |
205 ms |
32508 KB |
Output is correct |
58 |
Correct |
206 ms |
32488 KB |
Output is correct |
59 |
Correct |
203 ms |
32504 KB |
Output is correct |
60 |
Correct |
205 ms |
32516 KB |
Output is correct |
61 |
Correct |
213 ms |
32504 KB |
Output is correct |
62 |
Correct |
201 ms |
32496 KB |
Output is correct |
63 |
Correct |
228 ms |
32504 KB |
Output is correct |
64 |
Correct |
207 ms |
32504 KB |
Output is correct |
65 |
Correct |
210 ms |
32504 KB |
Output is correct |
66 |
Correct |
204 ms |
32496 KB |
Output is correct |
67 |
Correct |
207 ms |
32504 KB |
Output is correct |
68 |
Correct |
204 ms |
32632 KB |
Output is correct |