Submission #1076135

#	Time	Username	Problem	Language	Result	Execution time	Memory
1076135		lmaobruh	Art Exhibition (JOI18_art)	C++14	0 / 100	0 ms	344 KiB

art

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define ii pair<ll, ll>
#define fi first
#define se second
const int N = 5e5+5;
int n;
ii a[N];
map<ll, ll> mp;

int main() {
    cin.tie(0)->sync_with_stdio(0);
    cin >> n;
    for (int i = 1; i <= n; ++i) {
        cin >> a[i].fi >> a[i].se;
        mp[a[i].fi] += a[i].se;
    }
    n = 0;
    for (auto &it : mp) a[++n] = it;
    sort(a+1, a+n+1);
    long long ans = 0, mx = 0;
    for (int i = 1; i <= n; ++i) {
        ans = max(ans, mx - a[i].fi + a[i].se);
        mx = max(mx + a[i].se, a[i].fi + a[i].se);
    }
    cout << ans;
}

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