結果
| 問題 | No.714 回転寿司屋のシミュレート |
| コンテスト | |
| ユーザー |
tenten
|
| 提出日時 | 2022-08-03 09:04:55 |
| 言語 | Java (openjdk 23) |
| 結果 |
AC
|
| 実行時間 | 154 ms / 2,000 ms |
| コード長 | 2,520 bytes |
| コンパイル時間 | 6,870 ms |
| コンパイル使用メモリ | 78,728 KB |
| 実行使用メモリ | 53,240 KB |
| 最終ジャッジ日時 | 2024-09-12 21:44:23 |
| 合計ジャッジ時間 | 7,183 ms |
|
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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| ファイルパターン | 結果 |
|---|---|
| other | AC * 35 |
ソースコード
import java.io.*;
import java.util.*;
public class Main {
public static void main(String[] args) throws Exception {
Scanner sc = new Scanner();
int n = sc.nextInt();
Customer[] customers = new Customer[20];
StringBuilder sb = new StringBuilder();
while (n-- > 0) {
int type = sc.nextInt();
if (type == 0) {
int idx = sc.nextInt() - 1;
Customer tmp = new Customer(idx);
int count = sc.nextInt();
while (count-- > 0) {
tmp.add(sc.next());
}
customers[idx] = tmp;
} else if (type == 1) {
int idx = -1;
String dish = sc.next();
for (Customer x : customers) {
if (x != null && x.canEat(dish)) {
idx = x.eat(dish);
break;
}
}
sb.append(idx).append("\n");
} else {
customers[sc.nextInt() - 1] = null;
}
}
System.out.print(sb);
}
static class Customer {
int idx;
HashMap<String, Integer> counts = new HashMap<>();
public Customer(int idx) {
this.idx = idx;
}
public void add(String dish) {
counts.put(dish, counts.getOrDefault(dish, 0) + 1);
}
public boolean canEat(String dish) {
return counts.containsKey(dish);
}
public int eat(String dish) {
if (counts.get(dish) == 1) {
counts.remove(dish);
} else {
counts.put(dish, counts.get(dish) - 1);
}
return idx + 1;
}
}
}
class Scanner {
BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
StringTokenizer st = new StringTokenizer("");
public Scanner() throws Exception {
}
public int nextInt() throws Exception {
return Integer.parseInt(next());
}
public long nextLong() throws Exception {
return Long.parseLong(next());
}
public double nextDouble() throws Exception {
return Double.parseDouble(next());
}
public String next() throws Exception {
while (!st.hasMoreTokens()) {
st = new StringTokenizer(br.readLine());
}
return st.nextToken();
}
}
tenten