Base Java (Casos múltiples)

import java.util.*;

public class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        // leer numero de casos
        int t = scanner.nextInt();
        scanner.nextLine();

        for (int i = 0; i < t; i++) {
            solve(scanner);
        }

        scanner.close();
    }

    private static void solve(Scanner scanner) {
        // aqui va tu codigo
        String leerLinea = scanner.nextLine();
        System.out.println(leerLinea);
    }
}