#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define fi first
#define se second
#define For(i, l, r) for (auto i = (l); i < (r); i++)
#define ForE(i, l, r) for (auto i = (l); i <= (r); i++)
#define FordE(i, l, r) for (auto i = (l); i >= (r); i--)
#define Fora(v, a) for (auto v: (a))
#define bend(a) (a).begin(), (a).end()
#define isz(a) ((signed)(a).size())
using ll = long long;
using ld = long double;
using pii = pair <int, int>;
using vi = vector <int>;
using vpii = vector <pii>;
using vvi = vector <vi>;
const int N = 5e5 + 5;
int n;
pair <ll, int> a[N];
ll b[N];
ll c[N];
signed main(){
ios_base::sync_with_stdio(0);
cin.tie(0); cout.tie(0);
// freopen("KEK.inp", "r", stdin);
// freopen("KEK.out", "w", stdout);
cin >> n;
ForE(i, 1, n){
cin >> a[i].fi >> a[i].se;
}
sort(a + 1, a + n + 1);
ForE(i, 1, n){
b[i] = b[i - 1] + a[i].se;
}
ll ans = 0, val = numeric_limits <ll>::min();
ForE(i, 1, n){
val = max(val, a[i].fi - b[i - 1]);
ans = max(ans, b[i] - a[i].fi + val);
}
cout << ans << endl;
}
/*
==================================================+
INPUT |
--------------------------------------------------|
--------------------------------------------------|
==================================================+
OUTPUT |
--------------------------------------------------|
--------------------------------------------------|
==================================================+
*/
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
0 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
0 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
340 KB |
Output is correct |
19 |
Correct |
1 ms |
328 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
0 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
340 KB |
Output is correct |
19 |
Correct |
1 ms |
328 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
3 ms |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
468 KB |
Output is correct |
29 |
Correct |
3 ms |
472 KB |
Output is correct |
30 |
Correct |
2 ms |
468 KB |
Output is correct |
31 |
Correct |
2 ms |
468 KB |
Output is correct |
32 |
Correct |
2 ms |
468 KB |
Output is correct |
33 |
Correct |
2 ms |
468 KB |
Output is correct |
34 |
Correct |
3 ms |
472 KB |
Output is correct |
35 |
Correct |
2 ms |
580 KB |
Output is correct |
36 |
Correct |
3 ms |
528 KB |
Output is correct |
37 |
Correct |
3 ms |
468 KB |
Output is correct |
38 |
Correct |
2 ms |
596 KB |
Output is correct |
39 |
Correct |
2 ms |
576 KB |
Output is correct |
40 |
Correct |
2 ms |
472 KB |
Output is correct |
41 |
Correct |
3 ms |
596 KB |
Output is correct |
42 |
Correct |
2 ms |
468 KB |
Output is correct |
43 |
Correct |
2 ms |
580 KB |
Output is correct |
44 |
Correct |
2 ms |
596 KB |
Output is correct |
45 |
Correct |
3 ms |
584 KB |
Output is correct |
46 |
Correct |
2 ms |
596 KB |
Output is correct |
47 |
Correct |
2 ms |
472 KB |
Output is correct |
48 |
Correct |
2 ms |
468 KB |
Output is correct |
49 |
Correct |
2 ms |
488 KB |
Output is correct |
50 |
Correct |
3 ms |
468 KB |
Output is correct |
51 |
Correct |
2 ms |
468 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
340 KB |
Output is correct |
2 |
Correct |
0 ms |
340 KB |
Output is correct |
3 |
Correct |
1 ms |
340 KB |
Output is correct |
4 |
Correct |
1 ms |
340 KB |
Output is correct |
5 |
Correct |
1 ms |
340 KB |
Output is correct |
6 |
Correct |
0 ms |
340 KB |
Output is correct |
7 |
Correct |
1 ms |
340 KB |
Output is correct |
8 |
Correct |
1 ms |
340 KB |
Output is correct |
9 |
Correct |
0 ms |
340 KB |
Output is correct |
10 |
Correct |
0 ms |
340 KB |
Output is correct |
11 |
Correct |
0 ms |
340 KB |
Output is correct |
12 |
Correct |
1 ms |
340 KB |
Output is correct |
13 |
Correct |
1 ms |
340 KB |
Output is correct |
14 |
Correct |
1 ms |
340 KB |
Output is correct |
15 |
Correct |
1 ms |
340 KB |
Output is correct |
16 |
Correct |
1 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
328 KB |
Output is correct |
18 |
Correct |
1 ms |
340 KB |
Output is correct |
19 |
Correct |
1 ms |
328 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
340 KB |
Output is correct |
22 |
Correct |
1 ms |
340 KB |
Output is correct |
23 |
Correct |
1 ms |
340 KB |
Output is correct |
24 |
Correct |
1 ms |
340 KB |
Output is correct |
25 |
Correct |
1 ms |
340 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
3 ms |
468 KB |
Output is correct |
28 |
Correct |
2 ms |
468 KB |
Output is correct |
29 |
Correct |
3 ms |
472 KB |
Output is correct |
30 |
Correct |
2 ms |
468 KB |
Output is correct |
31 |
Correct |
2 ms |
468 KB |
Output is correct |
32 |
Correct |
2 ms |
468 KB |
Output is correct |
33 |
Correct |
2 ms |
468 KB |
Output is correct |
34 |
Correct |
3 ms |
472 KB |
Output is correct |
35 |
Correct |
2 ms |
580 KB |
Output is correct |
36 |
Correct |
3 ms |
528 KB |
Output is correct |
37 |
Correct |
3 ms |
468 KB |
Output is correct |
38 |
Correct |
2 ms |
596 KB |
Output is correct |
39 |
Correct |
2 ms |
576 KB |
Output is correct |
40 |
Correct |
2 ms |
472 KB |
Output is correct |
41 |
Correct |
3 ms |
596 KB |
Output is correct |
42 |
Correct |
2 ms |
468 KB |
Output is correct |
43 |
Correct |
2 ms |
580 KB |
Output is correct |
44 |
Correct |
2 ms |
596 KB |
Output is correct |
45 |
Correct |
3 ms |
584 KB |
Output is correct |
46 |
Correct |
2 ms |
596 KB |
Output is correct |
47 |
Correct |
2 ms |
472 KB |
Output is correct |
48 |
Correct |
2 ms |
468 KB |
Output is correct |
49 |
Correct |
2 ms |
488 KB |
Output is correct |
50 |
Correct |
3 ms |
468 KB |
Output is correct |
51 |
Correct |
2 ms |
468 KB |
Output is correct |
52 |
Correct |
186 ms |
13784 KB |
Output is correct |
53 |
Correct |
166 ms |
13848 KB |
Output is correct |
54 |
Correct |
164 ms |
13916 KB |
Output is correct |
55 |
Correct |
156 ms |
13788 KB |
Output is correct |
56 |
Correct |
184 ms |
13848 KB |
Output is correct |
57 |
Correct |
187 ms |
13876 KB |
Output is correct |
58 |
Correct |
166 ms |
13780 KB |
Output is correct |
59 |
Correct |
172 ms |
13852 KB |
Output is correct |
60 |
Correct |
176 ms |
13832 KB |
Output is correct |
61 |
Correct |
157 ms |
13792 KB |
Output is correct |
62 |
Correct |
223 ms |
13864 KB |
Output is correct |
63 |
Correct |
165 ms |
13772 KB |
Output is correct |
64 |
Correct |
163 ms |
13992 KB |
Output is correct |
65 |
Correct |
160 ms |
13756 KB |
Output is correct |
66 |
Correct |
167 ms |
13784 KB |
Output is correct |
67 |
Correct |
158 ms |
13788 KB |
Output is correct |
68 |
Correct |
156 ms |
13788 KB |
Output is correct |