#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pii pair<ll,ll>
#define ff first
#define ss second
#define pb push_back
main(){
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
int N; cin >> N;
vector<pii> v(N);
for(int i = 0; i < N; i++){
ll a, b; cin >> a >> b;
v[i] = {a, b};
}
sort(v.begin(), v.end());
ll ans = v[0].ss;
set<pii> s; s.clear();
s.insert({v[0].ss+v[0].ff, 0});
ll sum = v[0].ss;
for(int i = 1; i < N; i++){
pii best = *s.rbegin();
ans = max(ans, best.ff - v[i].ff + v[i].ss);
sum += v[i].ss;
s.insert({sum+v[0].ff, 0});
s.insert({best.ff - v[i].ff + v[i].ss, best.ss});
}
cout << ans;
}
Compilation message
art.cpp:9:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
main(){
^
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
384 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
384 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
384 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
1 ms |
384 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |