제출 #303590

#제출 시각아이디문제언어결과실행 시간메모리
303590vipghn2003Art Exhibition (JOI18_art)C++14
100 / 100
208 ms24824 KiB
#include<bits/stdc++.h>
#define int long long
#define fi first
#define se second
#define pii pair<int,int>
#define mp make_pair
using namespace std;

const int N=5e5+5;
int n,dp[N];
pii a[N];

main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    cin>>n;
    for(int i=1;i<=n;i++) cin>>a[i].fi>>a[i].se;
    sort(a+1,a+n+1);
    for(int i=1;i<=n;i++)
    {
        dp[i]=a[i].se;
        if(i>1) dp[i]=max(dp[i],dp[i-1]+a[i].se-(a[i].fi-a[i-1].fi));
    }
    cout<<*max_element(dp+1,dp+n+1);
}

컴파일 시 표준 에러 (stderr) 메시지

art.cpp:13:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   13 | main()
      |      ^
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