#include <bits/stdc++.h>
using namespace std;
int main()
{
//freopen("i.txt","r",stdin);
ios_base::sync_with_stdio(false);
cin.tie(0);
int n;
cin >> n;
typedef pair<long long, long long> ii;
ii arr[n];
for(int i = 0;i < n;i++){
cin >> arr[i].first >> arr[i].second;
}
sort(arr,arr+n);
long long pre[n];
pre[0] = arr[0].second;
for(int i = 1;i < n;i++){
pre[i] = pre[i-1] + arr[i].second;
}
long long maxv = 0ll;
long long ans = 0ll;
for(int i = 0;i < n;i++){
ans = max(ans, arr[i].second);
ans = max(pre[i] - arr[i].first + maxv, ans);
long long v = arr[i].first;
if(i != 0) v -= pre[i-1];
maxv = max(maxv, v);
}
cout << ans;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
3 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
3 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
3 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
384 KB |
Output is correct |
21 |
Correct |
2 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
384 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
3 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
3 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
384 KB |
Output is correct |
21 |
Correct |
2 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
384 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
4 ms |
512 KB |
Output is correct |
28 |
Correct |
5 ms |
640 KB |
Output is correct |
29 |
Correct |
3 ms |
512 KB |
Output is correct |
30 |
Correct |
4 ms |
512 KB |
Output is correct |
31 |
Correct |
4 ms |
640 KB |
Output is correct |
32 |
Correct |
4 ms |
640 KB |
Output is correct |
33 |
Correct |
4 ms |
512 KB |
Output is correct |
34 |
Correct |
4 ms |
640 KB |
Output is correct |
35 |
Correct |
5 ms |
640 KB |
Output is correct |
36 |
Correct |
4 ms |
512 KB |
Output is correct |
37 |
Correct |
4 ms |
640 KB |
Output is correct |
38 |
Correct |
4 ms |
640 KB |
Output is correct |
39 |
Correct |
5 ms |
640 KB |
Output is correct |
40 |
Correct |
4 ms |
576 KB |
Output is correct |
41 |
Correct |
5 ms |
640 KB |
Output is correct |
42 |
Correct |
5 ms |
692 KB |
Output is correct |
43 |
Correct |
5 ms |
640 KB |
Output is correct |
44 |
Correct |
4 ms |
640 KB |
Output is correct |
45 |
Correct |
5 ms |
640 KB |
Output is correct |
46 |
Correct |
5 ms |
640 KB |
Output is correct |
47 |
Correct |
4 ms |
640 KB |
Output is correct |
48 |
Correct |
5 ms |
640 KB |
Output is correct |
49 |
Correct |
5 ms |
640 KB |
Output is correct |
50 |
Correct |
4 ms |
640 KB |
Output is correct |
51 |
Correct |
5 ms |
512 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
2 ms |
384 KB |
Output is correct |
2 |
Correct |
2 ms |
256 KB |
Output is correct |
3 |
Correct |
2 ms |
384 KB |
Output is correct |
4 |
Correct |
2 ms |
384 KB |
Output is correct |
5 |
Correct |
3 ms |
384 KB |
Output is correct |
6 |
Correct |
2 ms |
384 KB |
Output is correct |
7 |
Correct |
2 ms |
384 KB |
Output is correct |
8 |
Correct |
2 ms |
256 KB |
Output is correct |
9 |
Correct |
2 ms |
384 KB |
Output is correct |
10 |
Correct |
2 ms |
384 KB |
Output is correct |
11 |
Correct |
2 ms |
384 KB |
Output is correct |
12 |
Correct |
2 ms |
384 KB |
Output is correct |
13 |
Correct |
3 ms |
384 KB |
Output is correct |
14 |
Correct |
2 ms |
384 KB |
Output is correct |
15 |
Correct |
2 ms |
384 KB |
Output is correct |
16 |
Correct |
2 ms |
384 KB |
Output is correct |
17 |
Correct |
2 ms |
384 KB |
Output is correct |
18 |
Correct |
2 ms |
384 KB |
Output is correct |
19 |
Correct |
2 ms |
384 KB |
Output is correct |
20 |
Correct |
2 ms |
384 KB |
Output is correct |
21 |
Correct |
2 ms |
384 KB |
Output is correct |
22 |
Correct |
2 ms |
384 KB |
Output is correct |
23 |
Correct |
2 ms |
384 KB |
Output is correct |
24 |
Correct |
2 ms |
384 KB |
Output is correct |
25 |
Correct |
2 ms |
384 KB |
Output is correct |
26 |
Correct |
2 ms |
384 KB |
Output is correct |
27 |
Correct |
4 ms |
512 KB |
Output is correct |
28 |
Correct |
5 ms |
640 KB |
Output is correct |
29 |
Correct |
3 ms |
512 KB |
Output is correct |
30 |
Correct |
4 ms |
512 KB |
Output is correct |
31 |
Correct |
4 ms |
640 KB |
Output is correct |
32 |
Correct |
4 ms |
640 KB |
Output is correct |
33 |
Correct |
4 ms |
512 KB |
Output is correct |
34 |
Correct |
4 ms |
640 KB |
Output is correct |
35 |
Correct |
5 ms |
640 KB |
Output is correct |
36 |
Correct |
4 ms |
512 KB |
Output is correct |
37 |
Correct |
4 ms |
640 KB |
Output is correct |
38 |
Correct |
4 ms |
640 KB |
Output is correct |
39 |
Correct |
5 ms |
640 KB |
Output is correct |
40 |
Correct |
4 ms |
576 KB |
Output is correct |
41 |
Correct |
5 ms |
640 KB |
Output is correct |
42 |
Correct |
5 ms |
692 KB |
Output is correct |
43 |
Correct |
5 ms |
640 KB |
Output is correct |
44 |
Correct |
4 ms |
640 KB |
Output is correct |
45 |
Correct |
5 ms |
640 KB |
Output is correct |
46 |
Correct |
5 ms |
640 KB |
Output is correct |
47 |
Correct |
4 ms |
640 KB |
Output is correct |
48 |
Correct |
5 ms |
640 KB |
Output is correct |
49 |
Correct |
5 ms |
640 KB |
Output is correct |
50 |
Correct |
4 ms |
640 KB |
Output is correct |
51 |
Correct |
5 ms |
512 KB |
Output is correct |
52 |
Correct |
251 ms |
24828 KB |
Output is correct |
53 |
Correct |
213 ms |
24696 KB |
Output is correct |
54 |
Correct |
210 ms |
24696 KB |
Output is correct |
55 |
Correct |
213 ms |
24696 KB |
Output is correct |
56 |
Correct |
207 ms |
24820 KB |
Output is correct |
57 |
Correct |
206 ms |
24824 KB |
Output is correct |
58 |
Correct |
204 ms |
24704 KB |
Output is correct |
59 |
Correct |
200 ms |
24824 KB |
Output is correct |
60 |
Correct |
197 ms |
24696 KB |
Output is correct |
61 |
Correct |
200 ms |
24544 KB |
Output is correct |
62 |
Correct |
202 ms |
24696 KB |
Output is correct |
63 |
Correct |
200 ms |
24824 KB |
Output is correct |
64 |
Correct |
210 ms |
24796 KB |
Output is correct |
65 |
Correct |
360 ms |
24824 KB |
Output is correct |
66 |
Correct |
206 ms |
24696 KB |
Output is correct |
67 |
Correct |
211 ms |
24708 KB |
Output is correct |
68 |
Correct |
206 ms |
24828 KB |
Output is correct |