제출 #1231117

#제출 시각아이디문제언어결과실행 시간메모리
1231117fatassigma_o3oArt Exhibition (JOI18_art)C++17
100 / 100
101 ms8264 KiB
#include<bits/stdc++.h> using namespace std; #define fast ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); #define int long long #define fi first #define se second #define FILE "TASK" const int N = 5e5+3; pair<int, int> f[N]; void solve() { f[0]={0,0}; int n, ans, Max; ans=Max=LLONG_MIN; cin>>n; for(int i=1; i<=n; i++) cin>>f[i].fi>>f[i].se; sort(f+1, f+1+n); for(int i=1; i<=n; i++) { Max = max(Max, f[i].fi - f[i-1].se); f[i].se += f[i-1].se; ans = max(ans, f[i].se - f[i].fi + Max); } cout<<ans; } signed main() { fast solve(); return 0; }
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