-
Notifications
You must be signed in to change notification settings - Fork 2
/
Java ArrayList.java
37 lines (34 loc) · 1.07 KB
/
Java ArrayList.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
/* *
* Author: Tonmoy Mondal
* URL: https://qinetique.github.io
* */
/*JAVA-15*/
import java.util.ArrayList;
import java.util.Scanner;
public class Solution {
public static void main(String[] argh){
Scanner scanner = new Scanner(System.in);
int n = scanner.nextInt();
ArrayList<ArrayList<Integer>> arrayList = new ArrayList<>();
for (int i = 0; i < n; i++){
int d = scanner.nextInt();
ArrayList<Integer> arrayList1 = new ArrayList<>();
for (int j = 0; j < d; j++){
arrayList1.add(scanner.nextInt());
}
arrayList.add(arrayList1);
}
int q = scanner.nextInt();
for (int k = 0; k < q; k++){
int sex = scanner.nextInt();
int sexy = scanner.nextInt();
ArrayList<Integer> arrayList1 = arrayList.get(sex - 1);
if (sexy <= arrayList1.size()){
System.out.println(arrayList1.get(sexy-1));
}
else {
System.out.println("ERROR!");
}
}
}
}