#include <bits/stdc++.h>
typedef long long ll;
using namespace std;
int main(){
int n;
cin >> n;
pair<ll, ll> obr[n];
for(int i = 0; i < n; i++){
cin >> obr[i].first;
cin >> obr[i].second;
}
ll pre[n];
sort(obr, obr + n);
pre[n-1] = obr[n-1].second;
for(int i = n-2; i >= 0; i--){
pre[i] = obr[i].second + obr[i].first - obr[i+1].first;
}
ll suma = 0;
ll wynik = 0;
for(int i = n-1; i >= 0; i--){
suma += pre[i];
suma = max(suma, obr[i].second);
wynik = max(wynik, suma);
}
cout << wynik << "\n";
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
444 KB |
Output is correct |
4 |
Correct |
1 ms |
512 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
436 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
444 KB |
Output is correct |
4 |
Correct |
1 ms |
512 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
436 KB |
Output is correct |
12 |
Correct |
1 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
504 KB |
Output is correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
444 KB |
Output is correct |
4 |
Correct |
1 ms |
512 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
436 KB |
Output is correct |
12 |
Correct |
1 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
504 KB |
Output is correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
4 ms |
592 KB |
Output is correct |
28 |
Correct |
4 ms |
336 KB |
Output is correct |
29 |
Correct |
4 ms |
592 KB |
Output is correct |
30 |
Correct |
4 ms |
592 KB |
Output is correct |
31 |
Correct |
4 ms |
592 KB |
Output is correct |
32 |
Correct |
4 ms |
608 KB |
Output is correct |
33 |
Correct |
5 ms |
604 KB |
Output is correct |
34 |
Correct |
4 ms |
336 KB |
Output is correct |
35 |
Correct |
4 ms |
592 KB |
Output is correct |
36 |
Correct |
4 ms |
336 KB |
Output is correct |
37 |
Correct |
5 ms |
592 KB |
Output is correct |
38 |
Correct |
6 ms |
592 KB |
Output is correct |
39 |
Correct |
5 ms |
336 KB |
Output is correct |
40 |
Correct |
5 ms |
336 KB |
Output is correct |
41 |
Correct |
4 ms |
620 KB |
Output is correct |
42 |
Correct |
7 ms |
848 KB |
Output is correct |
43 |
Correct |
4 ms |
336 KB |
Output is correct |
44 |
Correct |
4 ms |
592 KB |
Output is correct |
45 |
Correct |
4 ms |
592 KB |
Output is correct |
46 |
Correct |
4 ms |
680 KB |
Output is correct |
47 |
Correct |
4 ms |
336 KB |
Output is correct |
48 |
Correct |
5 ms |
592 KB |
Output is correct |
49 |
Correct |
5 ms |
592 KB |
Output is correct |
50 |
Correct |
4 ms |
336 KB |
Output is correct |
51 |
Correct |
4 ms |
336 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
336 KB |
Output is correct |
2 |
Correct |
1 ms |
336 KB |
Output is correct |
3 |
Correct |
1 ms |
444 KB |
Output is correct |
4 |
Correct |
1 ms |
512 KB |
Output is correct |
5 |
Correct |
1 ms |
336 KB |
Output is correct |
6 |
Correct |
1 ms |
336 KB |
Output is correct |
7 |
Correct |
1 ms |
336 KB |
Output is correct |
8 |
Correct |
1 ms |
336 KB |
Output is correct |
9 |
Correct |
1 ms |
336 KB |
Output is correct |
10 |
Correct |
1 ms |
336 KB |
Output is correct |
11 |
Correct |
1 ms |
436 KB |
Output is correct |
12 |
Correct |
1 ms |
512 KB |
Output is correct |
13 |
Correct |
2 ms |
336 KB |
Output is correct |
14 |
Correct |
1 ms |
336 KB |
Output is correct |
15 |
Correct |
1 ms |
336 KB |
Output is correct |
16 |
Correct |
1 ms |
336 KB |
Output is correct |
17 |
Correct |
1 ms |
336 KB |
Output is correct |
18 |
Correct |
1 ms |
336 KB |
Output is correct |
19 |
Correct |
1 ms |
336 KB |
Output is correct |
20 |
Correct |
1 ms |
336 KB |
Output is correct |
21 |
Correct |
1 ms |
336 KB |
Output is correct |
22 |
Correct |
1 ms |
336 KB |
Output is correct |
23 |
Correct |
1 ms |
504 KB |
Output is correct |
24 |
Correct |
1 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
336 KB |
Output is correct |
27 |
Correct |
4 ms |
592 KB |
Output is correct |
28 |
Correct |
4 ms |
336 KB |
Output is correct |
29 |
Correct |
4 ms |
592 KB |
Output is correct |
30 |
Correct |
4 ms |
592 KB |
Output is correct |
31 |
Correct |
4 ms |
592 KB |
Output is correct |
32 |
Correct |
4 ms |
608 KB |
Output is correct |
33 |
Correct |
5 ms |
604 KB |
Output is correct |
34 |
Correct |
4 ms |
336 KB |
Output is correct |
35 |
Correct |
4 ms |
592 KB |
Output is correct |
36 |
Correct |
4 ms |
336 KB |
Output is correct |
37 |
Correct |
5 ms |
592 KB |
Output is correct |
38 |
Correct |
6 ms |
592 KB |
Output is correct |
39 |
Correct |
5 ms |
336 KB |
Output is correct |
40 |
Correct |
5 ms |
336 KB |
Output is correct |
41 |
Correct |
4 ms |
620 KB |
Output is correct |
42 |
Correct |
7 ms |
848 KB |
Output is correct |
43 |
Correct |
4 ms |
336 KB |
Output is correct |
44 |
Correct |
4 ms |
592 KB |
Output is correct |
45 |
Correct |
4 ms |
592 KB |
Output is correct |
46 |
Correct |
4 ms |
680 KB |
Output is correct |
47 |
Correct |
4 ms |
336 KB |
Output is correct |
48 |
Correct |
5 ms |
592 KB |
Output is correct |
49 |
Correct |
5 ms |
592 KB |
Output is correct |
50 |
Correct |
4 ms |
336 KB |
Output is correct |
51 |
Correct |
4 ms |
336 KB |
Output is correct |
52 |
Correct |
361 ms |
12092 KB |
Output is correct |
53 |
Correct |
351 ms |
17972 KB |
Output is correct |
54 |
Correct |
370 ms |
12096 KB |
Output is correct |
55 |
Correct |
377 ms |
21964 KB |
Output is correct |
56 |
Correct |
360 ms |
22048 KB |
Output is correct |
57 |
Correct |
354 ms |
22088 KB |
Output is correct |
58 |
Correct |
344 ms |
21960 KB |
Output is correct |
59 |
Correct |
345 ms |
18760 KB |
Output is correct |
60 |
Correct |
355 ms |
21912 KB |
Output is correct |
61 |
Correct |
349 ms |
18504 KB |
Output is correct |
62 |
Correct |
339 ms |
22088 KB |
Output is correct |
63 |
Correct |
359 ms |
21920 KB |
Output is correct |
64 |
Correct |
354 ms |
12084 KB |
Output is correct |
65 |
Correct |
360 ms |
21968 KB |
Output is correct |
66 |
Correct |
346 ms |
18684 KB |
Output is correct |
67 |
Correct |
333 ms |
12104 KB |
Output is correct |
68 |
Correct |
348 ms |
18760 KB |
Output is correct |