Submission #700654

#	Time	Username	Problem	Language	Result	Execution time	Memory
700654		Polaris	Schools (IZhO13_school)	C++17	10 / 100	135 ms	8200 KiB

school

#include <iostream>
#include <vector>
#include <algorithm>
#include <queue>

using namespace std;

typedef long long ll;
typedef pair<int,int> p;

struct compare {
    bool operator() (p a,p b) {
        int ma = max(a.first,a.second);
        int mb = max(b.first,b.second);
        if(ma == mb)
            return a.first+a.second < b.first+b.second;
        return ma < mb;
    }
};

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    
    int N,M,S;
    cin >> N >> M >> S;
    
    priority_queue<p,vector<p>,compare> city;
    for(int i=0; i<N; i++) {
        int a,b;
        cin >> a >> b;
        city.push({a,b});
    }
    
    vector<int> music;
    vector<int> sport;
    int m2 = M;
    int s2 = S;
    while(!city.empty()) {
        p f = city.top();
        city.pop();
        
        if(m2+s2 == 0)
            break;
        if(!m2) {
            sport.push_back(f.second);
            continue;
        } else if(!s2) {
            music.push_back(f.first);
            continue;
        }
        
        p s = city.top();
        if(f.first + s.second > f.second + s.first) {
            m2--;
            music.push_back(f.first);
        } else if(f.second + s.first > f.first + s.second) {
            s2--;
            sport.push_back(f.second);
        } else {
            if(f.first > f.second) {
                m2--;
                music.push_back(f.first);
            } else if(f.first < f.second) {
                s2--;
                sport.push_back(f.second);
            } else {
                if(m2 > s2) {
                    m2--;
                    music.push_back(f.first);
                } else {
                    s2--;
                    sport.push_back(f.second);
                }
            }
        }
    }
    
    sort(music.begin(),music.end(),greater<int>());
    sort(sport.begin(),sport.end(),greater<int>());
    ll ans = 0;
    for(int i=0; i<M; i++) {
        ans += music[i];
    }
    for(int i=0; i<S; i++) {
        ans += sport[i];
    }
    cout << ans;
}

• Subtask 1: 10 / 100