wagfim

public class Main {
    public static void main(String[] args) {
        Stack newStack = new Stack();
        Stack clone = new Stack();
        //populate a stack
        for (int i = 0; i < 10; i++) {
            newStack.push(i);
        }
        //copy from one stack to another
        copyStack(newStack, clone);

wagfim

package br.edu.ifpr;
import java.util.Scanner;
/**
 * @author Wagner Bonfim
 */
public class Main {
    public static void main(String[] args) {
        Scanner leitor = new Scanner(System.in);
        int linha = -1, coluna = -1, numeroEscolhido = -1, nivelDificuldade = -1;
        boolean keepAsking = true;      //garante que os numeros digitados sejam válidos

wagfim

class GFG {

    static int M = 10; //??

    // exibe a matriz
    static void exibeMatriz(float a[][], int n) {
        String vermelhoCiano = "\033[31;46m";
        String reset = "\033[0m";
        for (int i = 0; i < n; i++) {
            for (int j = 0; j <= n; j++) {

wagfim

import java.util.Scanner;
class Main {

    static int M = 10; //??

    // funcao principal
    public static void main(String[] args) {
        Scanner leitor = new Scanner(System.in);
        int n = 3, flag = 0;
        String pares;

wagfim

//package gaussjordan;
import java.util.Scanner;

class Main {

    static int M = 10; //??
    // funcao principal
    public static void main(String[] args) {
        Scanner leitor = new Scanner(System.in);
        int n = 3, flag = 0;