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import java.util.regex.Matcher;

import java.util.regex.Pattern;

public class Main {

public static boolean test1(String testString) {

Pattern p = Pattern.compile("^JAVA$");

Matcher m = p.matcher(testString);

return m.matches();

}

public static boolean test2(String testString) {

Pattern p = Pattern.compile(".+\\.(com|ua|ru)");

Matcher m = p.matcher(testString);

return m.matches();
}

public static void main(String[] args) {

System.out.println(test1("JAVA")); //true

System.out.println(test1(" JAVA")); //false

System.out.println(test1("JAVA ")); //false

System.out.println(test1("^JAVA$")); //false

System.out.println(test1("java")); //false

System.out.println(test2("trololo.com")); //true

System.out.println(test2("trololo.ua ")); //false

System.out.println(test2("trololo.ua")); //true

System.out.println(test2("trololo/ua")); //false

System.out.println(test2("i love site java.ua")); //true

System.out.println(test2("JAVA.ru")); //true

System.out.println(test2("JAVA.de")); //false

}

}

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