#include <bits/stdc++.h>
using namespace std;
#define MAXN 500001
long long n;
vector<pair<long long,long long>> vec;
long long pref[MAXN];
map<long long,long long> poslednji;
map<long long,long long> prvi;
int main()
{
cin>>n;
vec.push_back({0,0});
for (long long i=1;i<=n;i++)
{
long long a,b;cin>>a>>b;
vec.push_back({a,b});
}
sort(vec.begin(),vec.end());
pref[0]=0;
for (long long i=1;i<=n;i++) pref[i]=pref[i-1]+vec[i].second;
for (long long i=1;i<=n;i++)
{
poslednji[vec[i].first]=i;
if (prvi.find(vec[i].first)==prvi.end()) prvi[vec[i].first]=i;
}
long long ans=pref[poslednji[vec[1].first]];
long long trenmaks=vec[1].first;
for (auto&p:poslednji)
{
if (p.first==vec[1].first) continue;
long long desno=p.second,a3=p.first;
long long levo=prvi[a3];
long long s=pref[desno]-pref[levo-1];
ans=max(ans,s);
long long i=levo-1;
long long val=s-a3+pref[i]+trenmaks;
ans=max(ans,val);
trenmaks=max(trenmaks,a3-pref[i]);
}
cout<<ans<<endl;
}
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
1 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
1 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 28 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 29 |
Correct |
5 ms |
1128 KB |
Output is correct |
| 30 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 31 |
Correct |
5 ms |
1016 KB |
Output is correct |
| 32 |
Correct |
5 ms |
1172 KB |
Output is correct |
| 33 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 34 |
Correct |
4 ms |
1116 KB |
Output is correct |
| 35 |
Correct |
4 ms |
1116 KB |
Output is correct |
| 36 |
Correct |
4 ms |
1116 KB |
Output is correct |
| 37 |
Correct |
5 ms |
1112 KB |
Output is correct |
| 38 |
Correct |
5 ms |
1112 KB |
Output is correct |
| 39 |
Correct |
5 ms |
1076 KB |
Output is correct |
| 40 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 41 |
Correct |
7 ms |
972 KB |
Output is correct |
| 42 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 43 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 44 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 45 |
Correct |
5 ms |
1112 KB |
Output is correct |
| 46 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 47 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 48 |
Correct |
5 ms |
1188 KB |
Output is correct |
| 49 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 50 |
Correct |
6 ms |
1116 KB |
Output is correct |
| 51 |
Correct |
5 ms |
1116 KB |
Output is correct |
| # |
Verdict |
Execution time |
Memory |
Grader output |
| 1 |
Correct |
0 ms |
348 KB |
Output is correct |
| 2 |
Correct |
0 ms |
348 KB |
Output is correct |
| 3 |
Correct |
0 ms |
348 KB |
Output is correct |
| 4 |
Correct |
0 ms |
348 KB |
Output is correct |
| 5 |
Correct |
0 ms |
348 KB |
Output is correct |
| 6 |
Correct |
0 ms |
348 KB |
Output is correct |
| 7 |
Correct |
0 ms |
348 KB |
Output is correct |
| 8 |
Correct |
0 ms |
348 KB |
Output is correct |
| 9 |
Correct |
0 ms |
348 KB |
Output is correct |
| 10 |
Correct |
0 ms |
348 KB |
Output is correct |
| 11 |
Correct |
0 ms |
348 KB |
Output is correct |
| 12 |
Correct |
0 ms |
348 KB |
Output is correct |
| 13 |
Correct |
0 ms |
348 KB |
Output is correct |
| 14 |
Correct |
0 ms |
348 KB |
Output is correct |
| 15 |
Correct |
0 ms |
348 KB |
Output is correct |
| 16 |
Correct |
0 ms |
348 KB |
Output is correct |
| 17 |
Correct |
1 ms |
348 KB |
Output is correct |
| 18 |
Correct |
1 ms |
348 KB |
Output is correct |
| 19 |
Correct |
0 ms |
348 KB |
Output is correct |
| 20 |
Correct |
1 ms |
344 KB |
Output is correct |
| 21 |
Correct |
0 ms |
348 KB |
Output is correct |
| 22 |
Correct |
0 ms |
348 KB |
Output is correct |
| 23 |
Correct |
0 ms |
348 KB |
Output is correct |
| 24 |
Correct |
1 ms |
348 KB |
Output is correct |
| 25 |
Correct |
1 ms |
348 KB |
Output is correct |
| 26 |
Correct |
0 ms |
348 KB |
Output is correct |
| 27 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 28 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 29 |
Correct |
5 ms |
1128 KB |
Output is correct |
| 30 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 31 |
Correct |
5 ms |
1016 KB |
Output is correct |
| 32 |
Correct |
5 ms |
1172 KB |
Output is correct |
| 33 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 34 |
Correct |
4 ms |
1116 KB |
Output is correct |
| 35 |
Correct |
4 ms |
1116 KB |
Output is correct |
| 36 |
Correct |
4 ms |
1116 KB |
Output is correct |
| 37 |
Correct |
5 ms |
1112 KB |
Output is correct |
| 38 |
Correct |
5 ms |
1112 KB |
Output is correct |
| 39 |
Correct |
5 ms |
1076 KB |
Output is correct |
| 40 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 41 |
Correct |
7 ms |
972 KB |
Output is correct |
| 42 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 43 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 44 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 45 |
Correct |
5 ms |
1112 KB |
Output is correct |
| 46 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 47 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 48 |
Correct |
5 ms |
1188 KB |
Output is correct |
| 49 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 50 |
Correct |
6 ms |
1116 KB |
Output is correct |
| 51 |
Correct |
5 ms |
1116 KB |
Output is correct |
| 52 |
Correct |
566 ms |
74664 KB |
Output is correct |
| 53 |
Correct |
594 ms |
87472 KB |
Output is correct |
| 54 |
Correct |
572 ms |
87472 KB |
Output is correct |
| 55 |
Correct |
619 ms |
87744 KB |
Output is correct |
| 56 |
Correct |
615 ms |
87316 KB |
Output is correct |
| 57 |
Correct |
640 ms |
87404 KB |
Output is correct |
| 58 |
Correct |
631 ms |
87452 KB |
Output is correct |
| 59 |
Correct |
593 ms |
87432 KB |
Output is correct |
| 60 |
Correct |
593 ms |
87360 KB |
Output is correct |
| 61 |
Correct |
621 ms |
87216 KB |
Output is correct |
| 62 |
Correct |
624 ms |
87472 KB |
Output is correct |
| 63 |
Correct |
597 ms |
87748 KB |
Output is correct |
| 64 |
Correct |
607 ms |
87472 KB |
Output is correct |
| 65 |
Correct |
609 ms |
87472 KB |
Output is correct |
| 66 |
Correct |
594 ms |
87472 KB |
Output is correct |
| 67 |
Correct |
599 ms |
87292 KB |
Output is correct |
| 68 |
Correct |
640 ms |
87304 KB |
Output is correct |
