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import java.io.*;

import java.security.MessageDigest;

import java.security.*;

public class compilestandard extends usacotools {

public static String sha256(String input) throws NoSuchAlgorithmException {

MessageDigest mDigest = MessageDigest.getInstance("SHA-256");

byte[] result = mDigest.digest(input.getBytes());

StringBuffer sb = new StringBuffer();

for (int i = 0; i < result.length; i++) {

sb.append(Integer.toString((result[i] & 0xff) + 0x100, 16).substring(1));

}

return sb.toString();

}

public static void main(String[] args) throws IOException{

// TODO Auto-generated method stub

BufferedReader f;

if(args.length==1) {

if(args[0].equals("eclipse")) {

f=mreader("src/usacotools.java");

}else {

f=mreader("usacotools.java");

}

}else {

f=mreader("usacotools.java");

}

print("build");

String st;

String full="";

while ((st = f.readLine()) != null) {

full=full+st+"\n";

}

String text=full.replace("if(!(lock)) {return null;}", "");

text=text.replace("public abstract class usacotools","public abstract class utools");

print(text);

PrintWriter pw=mwriter("utools.java");

if(args[0].equals("eclipse")) {

pw=mwriter("src/utools.java");

}else {

}

pw.println(text);

pw.close();

print("utools.java is the one you should copy into your code but usacotools is the one you should extend");

try{

print("utools.java SHA256: "+sha256(text));

print("usacotools.java SHA256: "+sha256(full));

}catch(Exception e) {

e.printStackTrace();

}