Submission #446481

# Submission time Handle Problem Language Result Execution time Memory
446481 2021-07-22T06:02:01 Z JerryLiu06 Garage (IOI09_garage) C++17
100 / 100
2 ms 332 KB
#include <bits/stdc++.h>
 
using namespace std;
 
using ll = long long;
using ld = long double;
using db = double;
using str = string;
 
using pi = pair<int, int>;
using pl = pair<ll, ll>;
using pd = pair<db, db>;
 
using vi = vector<int>;
using vb = vector<bool>;
using vl = vector<ll>;
using vd = vector<db>;
using vs = vector<str>;
using vpi = vector<pi>;
using vpl = vector<pl>;
using vpd = vector<pd>;
 
#define mp make_pair
#define f first
#define s second
 
#define sz(x) (int)(x).size()
#define bg(x) begin(x)
#define all(x) bg(x), end(x)
#define sor(x) sort(all(x))
#define rsz resize
#define ins insert 
#define ft front()
#define bk back()
#define pb push_back
#define pf push_front
 
#define lb lower_bound
#define ub upper_bound
 
#define FOR(i, a, b) for (int i = (a); i < (b); i++)
#define F0R(i, a) FOR(i, 0, a)
#define ROF(i, a, b) for (int i = (b) - 1; i >= (a); i--)
#define R0F(i, a) ROF(i, 0, a)
#define EACH(a, x) for (auto& a : x)
 
ll cdiv(ll a, ll b) { return a / b + ((a ^ b) > 0 && a % b); }
ll fdiv(ll a, ll b) { return a / b - ((a ^ b) < 0 && a % b); }
 
template<class T> bool ckmin(T& a, const T& b) { return b < a ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; }
 
template<class T> void remDup(vector<T>& v) { sor(v); v.erase(unique(all(v)), v.end()); }
 
const int MOD = 1e9 + 7;
const int MXN = 110;
const int MXM = 2010;
const ll INF = 1e18;
 
int N, M; int R[MXN], W[MXM]; int place[MXM]; queue<int> line; priority_queue<int, vi, greater<int>> PQ; int ans = 0;
 
int main() {
    ios_base::sync_with_stdio(false); cin.tie(0);
 
    cin >> N >> M; FOR(i, 1, N + 1) cin >> R[i], PQ.push(i); FOR(i, 1, M + 1) cin >> W[i];
 
    F0R(i, 2 * M) {
        int A; cin >> A;
 
        if (A > 0) {
            if (!PQ.empty()) {
                int cur = PQ.top(); PQ.pop();
 
                place[A] = cur; ans += W[A] * R[cur];
            }
            else {
                line.push(A);
            }
        }
        else {
            PQ.push(place[-A]);
        }
        while (!PQ.empty() && !line.empty()) {
            int cur = line.front(); line.pop();
 
            place[cur] = PQ.top(); PQ.pop();
 
            ans += W[cur] * R[place[cur]]; 
        }
    }
    cout << ans;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct
6 Correct 0 ms 204 KB Output is correct
7 Correct 0 ms 204 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 0 ms 204 KB Output is correct
10 Correct 0 ms 204 KB Output is correct
11 Correct 0 ms 204 KB Output is correct
12 Correct 1 ms 204 KB Output is correct
13 Correct 1 ms 204 KB Output is correct
14 Correct 1 ms 204 KB Output is correct
15 Correct 1 ms 204 KB Output is correct
16 Correct 2 ms 204 KB Output is correct
17 Correct 1 ms 332 KB Output is correct
18 Correct 1 ms 332 KB Output is correct
19 Correct 1 ms 332 KB Output is correct
20 Correct 1 ms 332 KB Output is correct