ivanhjc

wget -c --no-cookies --no-check-certificate --header "Cookie: oraclelicense=accept-securebackup-cookie"  https://download.oracle.com/otn-pub/java/jdk/12.0.2+10/e482c34c86bd4bf8b56c0b35558996b9/jdk-12.0.2_linux-x64_bin.tar.gz

ivanhjc

public class C8Ex12CaptainCrunch3 {
	
	public static char convert(String dict, int i, int n) {
		if (n >= 0) {
			if (i+n < 26) {
				return dict.charAt(i+n);
			} else {
				return dict.charAt(i+n-26);
			}
		} else {

ivanhjc

public class C8Ex12CaptainCrunch2 {
	
	public static char convert(String dict, int j) {
		if (j < 13) {
			return dict.charAt(j+13);
		} else {
			return dict.charAt(j-13);
		}
	}
	

ivanhjc

public class C8Ex12CaptainCrunch {
	
	public static String decode(String s) {
		String d = "abcdefghijklmnopqrstuvwboxyz"; //dict.indeboxOf(n) == 13
		String D = "ABCDEFGHIJKLMNOPQRSTUVWboxYZ";
		int i = 0;
		int n = s.length();
		String box = "";
		while (i < n) {
			if (s.charAt(i) == ' ') {

ivanhjc

public class C8Ex12CaptainCrunch4 {
	
	public static char convert(String dict, int i, int n) {
		if (i+n > 0) {
			return dict.charAt((i+n) % 26);
		} else {
			return dict.charAt(((i+n) % 26 + 26) % 26);
		}
	}