Submission #233382

#	Time	Username	Problem	Language	Result	Execution time	Memory
233382		vioalbert	Garage (IOI09_garage)	C++14	100 / 100	7 ms	384 KiB

garage

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

const int N = 105, M = 2005;
int n, m;
int cost[N], used[M], weight[M];
priority_queue<int, vector<int>, greater<int>> avail;
queue<int> q;

int main() {
	ios::sync_with_stdio(0); cin.tie(0);
	cin >> n >> m;
	for(int i = 1; i <= n; i++) {
		cin >> cost[i];
		avail.push(i);
	}

	for(int i = 1; i <= m; i++)
		cin >> weight[i];

	ll ans = 0;
	for(int c = 0; c < 2*m; c++) {
		int x; cin >> x;
		if(x > 0) {
			if(avail.empty())
				q.push(x);
			else
				used[x] = avail.top(), avail.pop();
		} else {
			x *= -1;
			ans += 1ll*cost[used[x]]*weight[x];
			if(!q.empty())
				used[q.front()] = used[x], q.pop();
			else
				avail.push(used[x]);
		}
	}

	cout << ans << '\n';

	return 0;
}

• Subtask 1: 100 / 100