#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<int, int> ii;
typedef vector<int> vi;
typedef vector<ii> vii;
typedef vector<vii> vvii;
typedef vector<vi> vvi;
typedef pair<double, double> dodo;
#define pb(x) push_back(x)
#define mp(x, y) make_pair(x, y)
int N;
ll A[500000], B[500000];
ll opt[500000];
int main(int argc, char **argv) {
ios_base::sync_with_stdio(0);
cin.tie(0);
cin >> N;
for (int i = 0; i < N; i++) cin >> B[i] >> A[i];
vector<pair<ll, ll> > tmp;
for (int i = 0; i < N; i++) tmp.pb(mp(B[i], A[i]));
sort(tmp.begin(), tmp.end());
for (int i = 0; i < N; i++) A[i] = tmp[i].second, B[i] = tmp[i].first;
opt[N-1] = A[N-1];
for (int i = N-2; i >= 0; i--) {
opt[i] = A[i];
ll delta = opt[i+1] - (B[i+1] - B[i]);
if (delta > 0) opt[i] += delta;
}
ll ans = 0;
for (int i = 0; i < N; i++) {
ans = max(ans, opt[i]);
}
cout << ans << endl;
return 0;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
464 KB |
Output is correct |
| 4 |
Correct |
3 ms |
464 KB |
Output is correct |
| 5 |
Correct |
2 ms |
464 KB |
Output is correct |
| 6 |
Correct |
2 ms |
636 KB |
Output is correct |
| 7 |
Correct |
2 ms |
636 KB |
Output is correct |
| 8 |
Correct |
2 ms |
636 KB |
Output is correct |
| 9 |
Correct |
2 ms |
636 KB |
Output is correct |
| 10 |
Correct |
2 ms |
636 KB |
Output is correct |
| 11 |
Correct |
2 ms |
636 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
464 KB |
Output is correct |
| 4 |
Correct |
3 ms |
464 KB |
Output is correct |
| 5 |
Correct |
2 ms |
464 KB |
Output is correct |
| 6 |
Correct |
2 ms |
636 KB |
Output is correct |
| 7 |
Correct |
2 ms |
636 KB |
Output is correct |
| 8 |
Correct |
2 ms |
636 KB |
Output is correct |
| 9 |
Correct |
2 ms |
636 KB |
Output is correct |
| 10 |
Correct |
2 ms |
636 KB |
Output is correct |
| 11 |
Correct |
2 ms |
636 KB |
Output is correct |
| 12 |
Correct |
2 ms |
636 KB |
Output is correct |
| 13 |
Correct |
2 ms |
636 KB |
Output is correct |
| 14 |
Correct |
2 ms |
636 KB |
Output is correct |
| 15 |
Correct |
3 ms |
636 KB |
Output is correct |
| 16 |
Correct |
2 ms |
636 KB |
Output is correct |
| 17 |
Correct |
3 ms |
636 KB |
Output is correct |
| 18 |
Correct |
2 ms |
636 KB |
Output is correct |
| 19 |
Correct |
2 ms |
636 KB |
Output is correct |
| 20 |
Correct |
2 ms |
636 KB |
Output is correct |
| 21 |
Correct |
3 ms |
636 KB |
Output is correct |
| 22 |
Correct |
3 ms |
636 KB |
Output is correct |
| 23 |
Correct |
2 ms |
636 KB |
Output is correct |
| 24 |
Correct |
3 ms |
748 KB |
Output is correct |
| 25 |
Correct |
3 ms |
748 KB |
Output is correct |
| 26 |
Correct |
2 ms |
748 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
464 KB |
Output is correct |
| 4 |
Correct |
3 ms |
464 KB |
Output is correct |
| 5 |
Correct |
2 ms |
464 KB |
Output is correct |
| 6 |
Correct |
2 ms |
636 KB |
Output is correct |
| 7 |
Correct |
2 ms |
636 KB |
Output is correct |
| 8 |
Correct |
2 ms |
636 KB |
Output is correct |
| 9 |
Correct |
2 ms |
636 KB |
Output is correct |
| 10 |
Correct |
2 ms |
636 KB |
Output is correct |
| 11 |
Correct |
2 ms |
636 KB |
Output is correct |
| 12 |
Correct |
2 ms |
636 KB |
Output is correct |
| 13 |
Correct |
2 ms |
636 KB |
Output is correct |
| 14 |
Correct |
2 ms |
636 KB |
Output is correct |
| 15 |
Correct |
3 ms |
636 KB |
Output is correct |
| 16 |
Correct |
2 ms |
636 KB |
Output is correct |
| 17 |
Correct |
3 ms |
636 KB |
Output is correct |
| 18 |
Correct |
2 ms |
636 KB |
Output is correct |
| 19 |
Correct |
2 ms |
636 KB |
Output is correct |
| 20 |
Correct |
2 ms |
636 KB |
Output is correct |
| 21 |
Correct |
3 ms |
636 KB |
Output is correct |
| 22 |
Correct |
3 ms |
636 KB |
Output is correct |
| 23 |
Correct |
2 ms |
636 KB |
Output is correct |
| 24 |
Correct |
3 ms |
748 KB |
Output is correct |
| 25 |
Correct |
3 ms |
748 KB |
Output is correct |
| 26 |
Correct |
2 ms |
748 KB |
Output is correct |
| 27 |
Correct |
5 ms |
892 KB |
Output is correct |
| 28 |
Correct |
5 ms |
892 KB |
Output is correct |
| 29 |
Correct |
5 ms |
892 KB |
Output is correct |
| 30 |
Correct |
6 ms |
892 KB |
Output is correct |
| 31 |
Correct |
5 ms |
892 KB |
Output is correct |
| 32 |
Correct |
6 ms |
892 KB |
Output is correct |
| 33 |
Correct |
5 ms |
892 KB |
Output is correct |
| 34 |
Correct |
5 ms |
892 KB |
Output is correct |
| 35 |
Correct |
5 ms |
892 KB |
Output is correct |
| 36 |
Correct |
4 ms |
892 KB |
Output is correct |
| 37 |
Correct |
5 ms |
892 KB |
Output is correct |
| 38 |
Correct |
5 ms |
908 KB |
Output is correct |
| 39 |
Correct |
4 ms |
928 KB |
Output is correct |
| 40 |
Correct |
5 ms |
944 KB |
Output is correct |
| 41 |
Correct |
7 ms |
960 KB |
Output is correct |
| 42 |
Correct |
6 ms |
960 KB |
Output is correct |
| 43 |
Correct |
5 ms |
980 KB |
Output is correct |
| 44 |
Correct |
5 ms |
980 KB |
Output is correct |
| 45 |
Correct |
4 ms |
980 KB |
Output is correct |
| 46 |
Correct |
4 ms |
980 KB |
Output is correct |
| 47 |
Correct |
5 ms |
1080 KB |
Output is correct |
| 48 |
Correct |
5 ms |
1080 KB |
Output is correct |
| 49 |
Correct |
6 ms |
1080 KB |
Output is correct |
| 50 |
Correct |
6 ms |
1080 KB |
Output is correct |
| 51 |
Correct |
4 ms |
1080 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
2 ms |
376 KB |
Output is correct |
| 2 |
Correct |
2 ms |
376 KB |
Output is correct |
| 3 |
Correct |
2 ms |
464 KB |
Output is correct |
| 4 |
Correct |
3 ms |
464 KB |
Output is correct |
| 5 |
Correct |
2 ms |
464 KB |
Output is correct |
| 6 |
Correct |
2 ms |
636 KB |
Output is correct |
| 7 |
Correct |
2 ms |
636 KB |
Output is correct |
| 8 |
Correct |
2 ms |
636 KB |
Output is correct |
| 9 |
Correct |
2 ms |
636 KB |
Output is correct |
| 10 |
Correct |
2 ms |
636 KB |
Output is correct |
| 11 |
Correct |
2 ms |
636 KB |
Output is correct |
| 12 |
Correct |
2 ms |
636 KB |
Output is correct |
| 13 |
Correct |
2 ms |
636 KB |
Output is correct |
| 14 |
Correct |
2 ms |
636 KB |
Output is correct |
| 15 |
Correct |
3 ms |
636 KB |
Output is correct |
| 16 |
Correct |
2 ms |
636 KB |
Output is correct |
| 17 |
Correct |
3 ms |
636 KB |
Output is correct |
| 18 |
Correct |
2 ms |
636 KB |
Output is correct |
| 19 |
Correct |
2 ms |
636 KB |
Output is correct |
| 20 |
Correct |
2 ms |
636 KB |
Output is correct |
| 21 |
Correct |
3 ms |
636 KB |
Output is correct |
| 22 |
Correct |
3 ms |
636 KB |
Output is correct |
| 23 |
Correct |
2 ms |
636 KB |
Output is correct |
| 24 |
Correct |
3 ms |
748 KB |
Output is correct |
| 25 |
Correct |
3 ms |
748 KB |
Output is correct |
| 26 |
Correct |
2 ms |
748 KB |
Output is correct |
| 27 |
Correct |
5 ms |
892 KB |
Output is correct |
| 28 |
Correct |
5 ms |
892 KB |
Output is correct |
| 29 |
Correct |
5 ms |
892 KB |
Output is correct |
| 30 |
Correct |
6 ms |
892 KB |
Output is correct |
| 31 |
Correct |
5 ms |
892 KB |
Output is correct |
| 32 |
Correct |
6 ms |
892 KB |
Output is correct |
| 33 |
Correct |
5 ms |
892 KB |
Output is correct |
| 34 |
Correct |
5 ms |
892 KB |
Output is correct |
| 35 |
Correct |
5 ms |
892 KB |
Output is correct |
| 36 |
Correct |
4 ms |
892 KB |
Output is correct |
| 37 |
Correct |
5 ms |
892 KB |
Output is correct |
| 38 |
Correct |
5 ms |
908 KB |
Output is correct |
| 39 |
Correct |
4 ms |
928 KB |
Output is correct |
| 40 |
Correct |
5 ms |
944 KB |
Output is correct |
| 41 |
Correct |
7 ms |
960 KB |
Output is correct |
| 42 |
Correct |
6 ms |
960 KB |
Output is correct |
| 43 |
Correct |
5 ms |
980 KB |
Output is correct |
| 44 |
Correct |
5 ms |
980 KB |
Output is correct |
| 45 |
Correct |
4 ms |
980 KB |
Output is correct |
| 46 |
Correct |
4 ms |
980 KB |
Output is correct |
| 47 |
Correct |
5 ms |
1080 KB |
Output is correct |
| 48 |
Correct |
5 ms |
1080 KB |
Output is correct |
| 49 |
Correct |
6 ms |
1080 KB |
Output is correct |
| 50 |
Correct |
6 ms |
1080 KB |
Output is correct |
| 51 |
Correct |
4 ms |
1080 KB |
Output is correct |
| 52 |
Correct |
258 ms |
20412 KB |
Output is correct |
| 53 |
Correct |
277 ms |
20412 KB |
Output is correct |
| 54 |
Correct |
297 ms |
20412 KB |
Output is correct |
| 55 |
Correct |
266 ms |
20412 KB |
Output is correct |
| 56 |
Correct |
288 ms |
20412 KB |
Output is correct |
| 57 |
Correct |
302 ms |
20468 KB |
Output is correct |
| 58 |
Correct |
267 ms |
20468 KB |
Output is correct |
| 59 |
Correct |
276 ms |
20468 KB |
Output is correct |
| 60 |
Correct |
281 ms |
20468 KB |
Output is correct |
| 61 |
Correct |
305 ms |
20468 KB |
Output is correct |
| 62 |
Correct |
262 ms |
20468 KB |
Output is correct |
| 63 |
Correct |
258 ms |
20468 KB |
Output is correct |
| 64 |
Correct |
267 ms |
20468 KB |
Output is correct |
| 65 |
Correct |
279 ms |
20468 KB |
Output is correct |
| 66 |
Correct |
257 ms |
20468 KB |
Output is correct |
| 67 |
Correct |
282 ms |
20468 KB |
Output is correct |
| 68 |
Correct |
387 ms |
20468 KB |
Output is correct |
