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41 lines (35 loc) · 1.17 KB
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// https://www.hackerrank.com/challenges/java-list/problem
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
public class JavaList {
private static final Scanner SCANNER = new Scanner(System.in);
public static void main(String[] args) {
int length = SCANNER.nextInt();
List<Integer> list = new ArrayList<>();
for (int index = 0 ; index < length ; index++) {
list.add(SCANNER.nextInt());
}
int queries = SCANNER.nextInt();
runQueries(queries, list);
print(list);
}
private static void print(List<Integer> list) {
for (int element : list) {
System.out.print(element + " ");
}
}
private static void runQueries(int queries, List<Integer> list) {
while (queries-- > 0) {
String action = SCANNER.next();
if (action.equals("Insert")) {
int index = SCANNER.nextInt();
int value = SCANNER.nextInt();
list.add(index, value);
} else { // "Delete"
int index = SCANNER.nextInt();
list.remove(index);
}
}
}
}