Submission #771018

#	Time	Username	Problem	Language	Result	Execution time	Memory
771018		kirakaminski968	Art Exhibition (JOI18_art)	C++17	0 / 100	0 ms	212 KiB

art

#include <bits/stdc++.h>
using namespace std;

int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    int N; cin >> N;
    vector<pair<long long,long long>> vec(N+1);
    for(int i = 1;i<=N;++i) cin >> vec[i].first >> vec[i].second; //first is size, second is value
    sort(vec.begin(),vec.end()); //sorted by size
    vector<long long> pref(N+1); pref[0] = 0;
    for(int i = 1;i<=N;++i) pref[i] = pref[i-1]+vec[i].second; //prefix sums on value
    long long cur = vec[1].first, ans = 0;
    for(int i = 1;i<=N;++i){
        cur = max(cur,vec[i].first-pref[i-1]);
        ans = max(ans,pref[i]-vec[i].first+cur);
        cout << cur << " " << ans << "\n";
    }
    cout << ans << "\n";
    return 0;
}

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