Submission #751105

#	Time	Username	Problem	Language	Result	Execution time	Memory
751105		vjudge1	Art Exhibition (JOI18_art)	C++14	50 / 100	1061 ms	12020 KiB

art

#include<bits/stdc++.h>
using namespace std;
#define ll long long
// manipulasi kiriman
ll ans,n;
ll pref[500500];
struct kiriman {
	ll w,v;
};
kiriman a[500500];
bool compare(kiriman x, kiriman y) {
	return x.w < y.w;
}
int main() {
	ios_base::sync_with_stdio(0);
	cin.tie(0);
	cin >> n;
	for(int i=1; i<=n; i++) {
		cin >> a[i].w >> a[i].v;
	}
	sort(a+1,a+n+1,compare);
	for(int i=1; i<=n; i++) {
		pref[i] = pref[i-1] + a[i].v;
	}
	for(int i=1; i<=n; i++) {
		for(int j=i; j<=n; j++) {
			ans = max(ans, (pref[j] - pref[i-1] - (a[j].w - a[i].w)));
		}
	}
	cout << ans << endl;
}

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