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Round Java float and double numbers using Math round

public class Main {   public static void main(String[] args) {     System.out.println(Math.round(10f));     System.out.println(Math.round(2.5f));     System.out.println(Math.round(-1.4f));     System.out.println(Math.round(-2.5f));   } } /* 10 3 -1 -2 */