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aeds2
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Adição de novos arquivos.

This commit is contained in:
bigheadbh 2020-08-09 11:09:21 -03:00
parent 673373bafd
commit 85b23bf480
3 changed files with 446 additions and 0 deletions
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2
ajuda/README.md Normal file
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# AEDII
Repositório de códigos da disciplina de Algoritmos e Estrutura de Dados II

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ajuda/java/Arq.java Normal file
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import java.io.*;
import java.util.Formatter;
import java.util.Scanner;
import java.io.File;
import java.nio.charset.*;
public class Arq
{
private static String nomeArquivo = "";
private static String charsetArquivo = "ISO-8859-1";
private static boolean write = false, read = false;
private static Formatter saida = null;
private static Scanner entrada = null;
public static boolean openWrite(String nomeArq, String charset) {
boolean resp = false;
close();
try{
saida = new Formatter(nomeArq, charset);
nomeArquivo = nomeArq;
resp = write = true;
} catch (Exception e) {}
return resp;
}
public static boolean openWrite(String nomeArq) {
return openWrite(nomeArq, charsetArquivo);
}
public static boolean openWriteClose(String nomeArq, String charset, String conteudo) {
boolean resp = openWrite(nomeArq, charset);
if(resp == true){
println(conteudo);
close();
}
return resp;
}
public static boolean openWriteClose(String nomeArq, String conteudo) {
return openWriteClose(nomeArq, charsetArquivo, conteudo);
}
public static boolean openRead(String nomeArq) {
return openRead(nomeArq, charsetArquivo);
}
public static boolean openRead(String nomeArq, String charset) {
boolean resp = false;
close();
try{
entrada = new Scanner(new File(nomeArq), charset);
nomeArquivo = nomeArq;
resp = read = true;
} catch (Exception e) {}
return resp;
}
public static String openReadClose(String nomeArq){
openRead(nomeArq);
String resp = readAll();
close();
return resp;
}
public static void close() {
if(write == true){
saida.close();
}
if(read == true){
entrada.close();
}
write = read = false;
nomeArquivo = "";
charsetArquivo = "ISO-8859-1";
}
public static long length(){
long resp = -1;
if(read != write){
File file = new File(nomeArquivo);
resp = file.length();
}
return resp;
}
public static void print(int x){
if(write == true){
saida.format( "%d", x);
}
}
public static void print(double x){
if(write == true){
saida.format( "%f", x);
}
}
public static void print(String x){
if(write == true){
saida.format( "%s", x);
}
}
public static void print(boolean x){
if(write == true){
saida.format( "%s", ((x) ? "true" : "false"));
}
}
public static void print(char x){
if(write == true){
saida.format( "%c", x);
}
}
public static void println(int x){
if(write == true){
saida.format( "%d\n", x);
}
}
public static void println(double x){
if(write == true){
saida.format( "%f\n", x);
}
}
public static void println(String x){
if(write == true){
saida.format( "%s\n", x);
}
}
public static void println(boolean x){
if(write == true){
saida.format( "%s\n", ((x) ? "true" : "false"));
}
}
public static void println(char x){
if(write == true){
saida.format( "%c\n", x);
}
}
public static int readInt(){
int resp = -1;
try{
resp = entrada.nextInt();
} catch (Exception e) {}
return resp;
}
public static char readChar(){
char resp = ' ';
try{
resp = (char)entrada.nextByte();
} catch (Exception e) {}
return resp;
}
public static double readDouble(){
double resp = -1;
try{
resp = Double.parseDouble(readString().replace(",","."));
} catch (Exception e) {}
return resp;
}
public static String readString(){
String resp = "";
try{
resp = entrada.next();
} catch (Exception e) { System.out.println(e.getMessage()); }
return resp;
}
public static boolean readBoolean(){
boolean resp = false;
try{
resp = (entrada.next().equals("true")) ? true : false;
} catch (Exception e) {}
return resp;
}
public static String readLine(){
String resp = "";
try{
resp = entrada.nextLine();
} catch (Exception e) { System.out.println(e.getMessage()); }
return resp;
}
public static boolean hasNext(){
return entrada.hasNext();
}
public static String readAll(){
String resp = "";
while(hasNext()){
resp += (readLine() + "\n");
}
return resp;
}
}

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ajuda/java/MyIO.java Normal file
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import java.io.*;
import java.nio.charset.*;
class MyIO {
private static BufferedReader in = new BufferedReader(new InputStreamReader(System.in, Charset.forName("ISO-8859-1")));
private static String charset = "ISO-8859-1";
public static void setCharset(String charset_){
charset = charset_;
in = new BufferedReader(new InputStreamReader(System.in, Charset.forName(charset)));
}
public static void print(){
}
public static void print(int x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(double x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(String x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(boolean x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void print(char x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(){
}
public static void println(int x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(double x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(String x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(boolean x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void println(char x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.println(x);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static void printf(String formato, double x){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.printf(formato, x);// "%.2f"
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
}
public static double readDouble(){
double d = -1;
try{
d = Double.parseDouble(readString().trim().replace(",","."));
}catch(Exception e){}
return d;
}
public static double readDouble(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readDouble();
}
public static float readFloat(){
return (float) readDouble();
}
public static float readFloat(String str){
return (float) readDouble(str);
}
public static int readInt(){
int i = -1;
try{
i = Integer.parseInt(readString().trim());
}catch(Exception e){}
return i;
}
public static int readInt(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readInt();
}
public static String readString(){
String s = "";
char tmp;
try{
do{
tmp = (char)in.read();
if(tmp != '\n' && tmp != ' ' && tmp != 13){
s += tmp;
}
}while(tmp != '\n' && tmp != ' ');
}catch(IOException ioe){
System.out.println("lerPalavra: " + ioe.getMessage());
}
return s;
}
public static String readString(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readString();
}
public static String readLine(){
String s = "";
char tmp;
try{
do{
tmp = (char)in.read();
if(tmp != '\n' && tmp != 13){
s += tmp;
}
}while(tmp != '\n');
}catch(IOException ioe){
System.out.println("lerPalavra: " + ioe.getMessage());
}
return s;
}
public static String readLine(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readLine();
}
public static char readChar(){
char resp = ' ';
try{
resp = (char)in.read();
}catch(Exception e){}
return resp;
}
public static char readChar(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readChar();
}
public static boolean readBoolean(){
boolean resp = false;
String str = "";
try{
str = readString();
}catch(Exception e){}
if(str.equals("true") || str.equals("TRUE") || str.equals("t") || str.equals("1") ||
str.equals("verdadeiro") || str.equals("VERDADEIRO") || str.equals("V")){
resp = true;
}
return resp;
}
public static boolean readBoolean(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
return readBoolean();
}
public static void pause(){
try{
in.read();
}catch(Exception e){}
}
public static void pause(String str){
try {
PrintStream out = new PrintStream(System.out, true, charset);
out.print(str);
}catch(UnsupportedEncodingException e){ System.out.println("Erro: charset invalido"); }
pause();
}
}