제출 #798417

#제출 시각아이디문제언어결과실행 시간메모리
798417AlkaratArt Exhibition (JOI18_art)C++14
0 / 100
1 ms212 KiB
#include <bits/stdc++.h> #define ll long long #define f first #define s second const int N=5e5+10; using namespace std; int n; pair<int,ll>p[N]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); cin>>n; for(int i=1; i<=n; i++) cin>>p[i].f>>p[i].s; sort(p+1,p+n+1); for(int i=1; i<=n; i++) p[i].s+=p[i-1].s; ll mn=-p[1].f,res=0; for(int i=1; i<=n; i++) { res=max(res,-p[i].f+p[i].s-mn); mn=min(mn,-p[i+1].f+p[i].s); } cout<<res; }
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