#include <bits/stdc++.h>
using namespace std;
const long long INFll = 1e18;
const int INFii = 1e9;
const long long mod = (long long) 1e9 + 7;
typedef long long ll;
typedef int ii;
typedef double dbl;
#define endl '\n'
#define sc second
#define fr first
#define mp make_pair
#define pb push_back
#define maxn 550000
//LEMBRAR DE MUDAR
ll n, ps[maxn];
pair<ll,ll> a[maxn];
int main() {
ios::sync_with_stdio(false); cin.tie(0);
//freopen("in.in", "r", stdin);
//freopen("____.out", "w", stdout);
cin >> n;
for(ll i = 1; i <= n; i++) {
cin >> a[i].fr >> a[i].sc;
}
sort(a+1,a+1+n);
for(ll i = 1; i <= n; i++)
ps[i] = ps[i-1] + a[i].sc;
ll best = -INFll;
ll ans = 0;
for(ll i = n; i >= 1; i--) {
best = max(best, ps[i] - a[i].fr);
ans = max(ans, best - ps[i-1] + a[i].fr);
}
cout << ans << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
316 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
316 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
1 ms |
332 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
2 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
324 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
332 KB |
Output is correct |
24 |
Correct |
2 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
1 ms |
332 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
316 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
1 ms |
332 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
2 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
324 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
332 KB |
Output is correct |
24 |
Correct |
2 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
1 ms |
332 KB |
Output is correct |
27 |
Correct |
4 ms |
456 KB |
Output is correct |
28 |
Correct |
3 ms |
460 KB |
Output is correct |
29 |
Correct |
3 ms |
460 KB |
Output is correct |
30 |
Correct |
3 ms |
564 KB |
Output is correct |
31 |
Correct |
3 ms |
460 KB |
Output is correct |
32 |
Correct |
3 ms |
460 KB |
Output is correct |
33 |
Correct |
3 ms |
460 KB |
Output is correct |
34 |
Correct |
3 ms |
516 KB |
Output is correct |
35 |
Correct |
3 ms |
468 KB |
Output is correct |
36 |
Correct |
3 ms |
568 KB |
Output is correct |
37 |
Correct |
3 ms |
520 KB |
Output is correct |
38 |
Correct |
3 ms |
460 KB |
Output is correct |
39 |
Correct |
3 ms |
460 KB |
Output is correct |
40 |
Correct |
3 ms |
464 KB |
Output is correct |
41 |
Correct |
3 ms |
460 KB |
Output is correct |
42 |
Correct |
3 ms |
460 KB |
Output is correct |
43 |
Correct |
4 ms |
460 KB |
Output is correct |
44 |
Correct |
3 ms |
460 KB |
Output is correct |
45 |
Correct |
3 ms |
460 KB |
Output is correct |
46 |
Correct |
3 ms |
460 KB |
Output is correct |
47 |
Correct |
3 ms |
460 KB |
Output is correct |
48 |
Correct |
3 ms |
460 KB |
Output is correct |
49 |
Correct |
3 ms |
460 KB |
Output is correct |
50 |
Correct |
3 ms |
572 KB |
Output is correct |
51 |
Correct |
3 ms |
460 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
332 KB |
Output is correct |
2 |
Correct |
1 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
332 KB |
Output is correct |
4 |
Correct |
1 ms |
204 KB |
Output is correct |
5 |
Correct |
1 ms |
332 KB |
Output is correct |
6 |
Correct |
1 ms |
320 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
320 KB |
Output is correct |
9 |
Correct |
1 ms |
316 KB |
Output is correct |
10 |
Correct |
1 ms |
204 KB |
Output is correct |
11 |
Correct |
1 ms |
204 KB |
Output is correct |
12 |
Correct |
1 ms |
332 KB |
Output is correct |
13 |
Correct |
1 ms |
332 KB |
Output is correct |
14 |
Correct |
1 ms |
332 KB |
Output is correct |
15 |
Correct |
1 ms |
332 KB |
Output is correct |
16 |
Correct |
2 ms |
332 KB |
Output is correct |
17 |
Correct |
1 ms |
332 KB |
Output is correct |
18 |
Correct |
1 ms |
332 KB |
Output is correct |
19 |
Correct |
1 ms |
332 KB |
Output is correct |
20 |
Correct |
1 ms |
324 KB |
Output is correct |
21 |
Correct |
1 ms |
332 KB |
Output is correct |
22 |
Correct |
1 ms |
332 KB |
Output is correct |
23 |
Correct |
1 ms |
332 KB |
Output is correct |
24 |
Correct |
2 ms |
332 KB |
Output is correct |
25 |
Correct |
1 ms |
332 KB |
Output is correct |
26 |
Correct |
1 ms |
332 KB |
Output is correct |
27 |
Correct |
4 ms |
456 KB |
Output is correct |
28 |
Correct |
3 ms |
460 KB |
Output is correct |
29 |
Correct |
3 ms |
460 KB |
Output is correct |
30 |
Correct |
3 ms |
564 KB |
Output is correct |
31 |
Correct |
3 ms |
460 KB |
Output is correct |
32 |
Correct |
3 ms |
460 KB |
Output is correct |
33 |
Correct |
3 ms |
460 KB |
Output is correct |
34 |
Correct |
3 ms |
516 KB |
Output is correct |
35 |
Correct |
3 ms |
468 KB |
Output is correct |
36 |
Correct |
3 ms |
568 KB |
Output is correct |
37 |
Correct |
3 ms |
520 KB |
Output is correct |
38 |
Correct |
3 ms |
460 KB |
Output is correct |
39 |
Correct |
3 ms |
460 KB |
Output is correct |
40 |
Correct |
3 ms |
464 KB |
Output is correct |
41 |
Correct |
3 ms |
460 KB |
Output is correct |
42 |
Correct |
3 ms |
460 KB |
Output is correct |
43 |
Correct |
4 ms |
460 KB |
Output is correct |
44 |
Correct |
3 ms |
460 KB |
Output is correct |
45 |
Correct |
3 ms |
460 KB |
Output is correct |
46 |
Correct |
3 ms |
460 KB |
Output is correct |
47 |
Correct |
3 ms |
460 KB |
Output is correct |
48 |
Correct |
3 ms |
460 KB |
Output is correct |
49 |
Correct |
3 ms |
460 KB |
Output is correct |
50 |
Correct |
3 ms |
572 KB |
Output is correct |
51 |
Correct |
3 ms |
460 KB |
Output is correct |
52 |
Correct |
209 ms |
24624 KB |
Output is correct |
53 |
Correct |
211 ms |
24680 KB |
Output is correct |
54 |
Correct |
219 ms |
24724 KB |
Output is correct |
55 |
Correct |
214 ms |
24640 KB |
Output is correct |
56 |
Correct |
209 ms |
24720 KB |
Output is correct |
57 |
Correct |
234 ms |
24624 KB |
Output is correct |
58 |
Correct |
212 ms |
24644 KB |
Output is correct |
59 |
Correct |
210 ms |
24692 KB |
Output is correct |
60 |
Correct |
213 ms |
24692 KB |
Output is correct |
61 |
Correct |
226 ms |
24516 KB |
Output is correct |
62 |
Correct |
224 ms |
24760 KB |
Output is correct |
63 |
Correct |
211 ms |
24876 KB |
Output is correct |
64 |
Correct |
235 ms |
24728 KB |
Output is correct |
65 |
Correct |
231 ms |
24728 KB |
Output is correct |
66 |
Correct |
214 ms |
24612 KB |
Output is correct |
67 |
Correct |
217 ms |
24664 KB |
Output is correct |
68 |
Correct |
227 ms |
24664 KB |
Output is correct |