public class Main {
public static void main
(String[] args
) { System.
out.
println("reverse " + fies
+ " => " + new StringBuilder
(fies
).
reverse().
toString()); System.
out.
println("Länge: " + fies.
length()); System.
out.
println("Splitten: " + fies.
substring(0,
2) + "x" + fies.
substring(2,
4)); }
}
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