#include <iostream>
#include <algorithm>
#define MAX_N 500000
#define xx first
#define yy second
using namespace std;
typedef long long lint;
const lint sqrInf = (lint)(1e18) - 1;
int n;
pair <lint, lint> v[MAX_N + 1];
lint rez;
lint s[MAX_N + 1];
void readFile()
{
ios::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
cin >> n;
for(int i = 1; i <= n; i ++)
cin >> v[i].xx >> v[i].yy;
}
void solve()
{
sort(v + 1, v + n + 1);
lint mx = -sqrInf;
for(int i = 1; i <= n; i ++)
{
rez = max(rez, v[i].yy);
s[i] = s[i - 1] + v[i].yy;
rez = max(rez, mx - v[i].xx + s[i]);
mx = max(mx, v[i].xx - s[i - 1]);
}
}
void printFile()
{
cout << rez << "\n";
}
int main()
{
readFile();
solve();
printFile();
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
4 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
384 KB |
Output is correct |
5 |
Correct |
4 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
4 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
384 KB |
Output is correct |
5 |
Correct |
4 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
4 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
384 KB |
Output is correct |
5 |
Correct |
4 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
7 ms |
640 KB |
Output is correct |
28 |
Correct |
7 ms |
640 KB |
Output is correct |
29 |
Correct |
7 ms |
640 KB |
Output is correct |
30 |
Correct |
7 ms |
640 KB |
Output is correct |
31 |
Correct |
8 ms |
640 KB |
Output is correct |
32 |
Correct |
7 ms |
640 KB |
Output is correct |
33 |
Correct |
7 ms |
640 KB |
Output is correct |
34 |
Correct |
7 ms |
640 KB |
Output is correct |
35 |
Correct |
7 ms |
640 KB |
Output is correct |
36 |
Correct |
7 ms |
640 KB |
Output is correct |
37 |
Correct |
6 ms |
640 KB |
Output is correct |
38 |
Correct |
7 ms |
640 KB |
Output is correct |
39 |
Correct |
7 ms |
640 KB |
Output is correct |
40 |
Correct |
7 ms |
632 KB |
Output is correct |
41 |
Correct |
7 ms |
640 KB |
Output is correct |
42 |
Correct |
6 ms |
640 KB |
Output is correct |
43 |
Correct |
7 ms |
672 KB |
Output is correct |
44 |
Correct |
7 ms |
640 KB |
Output is correct |
45 |
Correct |
7 ms |
640 KB |
Output is correct |
46 |
Correct |
7 ms |
640 KB |
Output is correct |
47 |
Correct |
7 ms |
640 KB |
Output is correct |
48 |
Correct |
7 ms |
640 KB |
Output is correct |
49 |
Correct |
7 ms |
640 KB |
Output is correct |
50 |
Correct |
7 ms |
640 KB |
Output is correct |
51 |
Correct |
7 ms |
640 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
5 ms |
384 KB |
Output is correct |
2 |
Correct |
5 ms |
384 KB |
Output is correct |
3 |
Correct |
4 ms |
384 KB |
Output is correct |
4 |
Correct |
4 ms |
384 KB |
Output is correct |
5 |
Correct |
4 ms |
384 KB |
Output is correct |
6 |
Correct |
5 ms |
384 KB |
Output is correct |
7 |
Correct |
4 ms |
384 KB |
Output is correct |
8 |
Correct |
5 ms |
384 KB |
Output is correct |
9 |
Correct |
5 ms |
384 KB |
Output is correct |
10 |
Correct |
5 ms |
384 KB |
Output is correct |
11 |
Correct |
5 ms |
384 KB |
Output is correct |
12 |
Correct |
5 ms |
384 KB |
Output is correct |
13 |
Correct |
5 ms |
384 KB |
Output is correct |
14 |
Correct |
5 ms |
384 KB |
Output is correct |
15 |
Correct |
5 ms |
384 KB |
Output is correct |
16 |
Correct |
5 ms |
384 KB |
Output is correct |
17 |
Correct |
5 ms |
384 KB |
Output is correct |
18 |
Correct |
5 ms |
384 KB |
Output is correct |
19 |
Correct |
5 ms |
384 KB |
Output is correct |
20 |
Correct |
5 ms |
384 KB |
Output is correct |
21 |
Correct |
5 ms |
384 KB |
Output is correct |
22 |
Correct |
5 ms |
384 KB |
Output is correct |
23 |
Correct |
5 ms |
384 KB |
Output is correct |
24 |
Correct |
5 ms |
384 KB |
Output is correct |
25 |
Correct |
5 ms |
384 KB |
Output is correct |
26 |
Correct |
5 ms |
384 KB |
Output is correct |
27 |
Correct |
7 ms |
640 KB |
Output is correct |
28 |
Correct |
7 ms |
640 KB |
Output is correct |
29 |
Correct |
7 ms |
640 KB |
Output is correct |
30 |
Correct |
7 ms |
640 KB |
Output is correct |
31 |
Correct |
8 ms |
640 KB |
Output is correct |
32 |
Correct |
7 ms |
640 KB |
Output is correct |
33 |
Correct |
7 ms |
640 KB |
Output is correct |
34 |
Correct |
7 ms |
640 KB |
Output is correct |
35 |
Correct |
7 ms |
640 KB |
Output is correct |
36 |
Correct |
7 ms |
640 KB |
Output is correct |
37 |
Correct |
6 ms |
640 KB |
Output is correct |
38 |
Correct |
7 ms |
640 KB |
Output is correct |
39 |
Correct |
7 ms |
640 KB |
Output is correct |
40 |
Correct |
7 ms |
632 KB |
Output is correct |
41 |
Correct |
7 ms |
640 KB |
Output is correct |
42 |
Correct |
6 ms |
640 KB |
Output is correct |
43 |
Correct |
7 ms |
672 KB |
Output is correct |
44 |
Correct |
7 ms |
640 KB |
Output is correct |
45 |
Correct |
7 ms |
640 KB |
Output is correct |
46 |
Correct |
7 ms |
640 KB |
Output is correct |
47 |
Correct |
7 ms |
640 KB |
Output is correct |
48 |
Correct |
7 ms |
640 KB |
Output is correct |
49 |
Correct |
7 ms |
640 KB |
Output is correct |
50 |
Correct |
7 ms |
640 KB |
Output is correct |
51 |
Correct |
7 ms |
640 KB |
Output is correct |
52 |
Correct |
222 ms |
24696 KB |
Output is correct |
53 |
Correct |
213 ms |
24696 KB |
Output is correct |
54 |
Correct |
215 ms |
24696 KB |
Output is correct |
55 |
Correct |
222 ms |
24824 KB |
Output is correct |
56 |
Correct |
221 ms |
24696 KB |
Output is correct |
57 |
Correct |
212 ms |
24696 KB |
Output is correct |
58 |
Correct |
226 ms |
24824 KB |
Output is correct |
59 |
Correct |
291 ms |
24824 KB |
Output is correct |
60 |
Correct |
222 ms |
24696 KB |
Output is correct |
61 |
Correct |
230 ms |
24676 KB |
Output is correct |
62 |
Correct |
221 ms |
24696 KB |
Output is correct |
63 |
Correct |
227 ms |
24696 KB |
Output is correct |
64 |
Correct |
236 ms |
24700 KB |
Output is correct |
65 |
Correct |
240 ms |
24696 KB |
Output is correct |
66 |
Correct |
221 ms |
24696 KB |
Output is correct |
67 |
Correct |
225 ms |
24696 KB |
Output is correct |
68 |
Correct |
228 ms |
24696 KB |
Output is correct |