Submission #307325

#	Time	Username	Problem	Language	Result	Execution time	Memory
307325		sofapuden	Garage (IOI09_garage)	C++14	100 / 100	4 ms	384 KiB

garage

#include <bits/stdc++.h>

using namespace std;

int main(){
	int n, m; cin >> n >> m;
	int carpark = 0;
	vector<int> v(n,0), rate(n), weight(m);
	for(auto &i : rate)cin >> i;
	for(auto &i : weight)cin >> i;
	queue<int> overflow;
	vector<int> used(m,-1);
	int ans = 0;
	for(int i = 0; i < 2*m; ++i){
		int x; cin >> x;
		if(x < 0){
			if(overflow.size()){
				int w = overflow.front();
				overflow.pop();
				ans+=weight[w]*rate[used[-x-1]];
				used[w] = used[-x-1];
			}
			else{
				v[used[-x-1]] = 0;
				carpark--;
			}
		}
		else{
			if(carpark == n){
				overflow.push(x-1);
			}
			else{
				carpark++;
				for(int j = 0; j < n; ++j){
					if(!v[j]){
						v[j] = 1;
						ans+=weight[x-1]*rate[j];
						used[x-1] = j; 
						break;
					}
				}
			}
		}
	}
	cout << ans << "\n";
}
					
				
				
	

• Subtask 1: 100 / 100