Submission #201305

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
201305	2020-02-10 07:19:29	jun6873	Fireworks (APIO16_fireworks)	C++11	100 / 100	253 ms	89720 KiB

fireworks

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#include <bits/stdc++.h>
using namespace std;
using lint = long long;
using pint = pair<int, int>;
#define x first
#define y second
const int maxn = 300004;
int N, M;
vector<pint> g[maxn];
struct func {
    priority_queue<lint> neg;
    priority_queue<lint, vector<lint>, greater<lint> > pos;
    lint mn = 0;
    void balance() {
        while (neg.top() > pos.top()) {
            lint x = neg.top(), y = pos.top();
            neg.pop(); pos.pop();
            pos.push(x); neg.push(y);
            mn += x - y;
        }
    }
    void add(lint a, lint b, lint c) {
        neg.push(a);
        pos.push(b);
        mn += c;
        balance();
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 19 / 19
• Subtask 3: 29 / 29
• Subtask 4: 45 / 45