Submission #699290

#	Time	Username	Problem	Language	Result	Execution time	Memory
699290		mariam197	Art Exhibition (JOI18_art)	C++17	10 / 100	1092 ms	340 KiB

art

#include<bits/stdc++.h>

using namespace std;
int n;
long long a[500000],b[500000];
long long f(int i,long long s,long long mx,long long mn){
    if(i==n){
        if(mx==0 && mn==1e15+1){
            return -1e16;
        }
        return s-(mx-mn);
    }
    long long s1=f(i+1,s+b[i],max(mx,a[i]),min(mn,a[i]));
    long long s2=f(i+1,s,mx,mn);
    return max(s1,s2);
}
int main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    cin>>n;
    for(int i=0;i<n;i++){
        cin>>a[i]>>b[i];
    }
    cout<<f(0,0,0,1e15+1);
    return 0;
}

• Subtask 1: 10 / 10
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 50