java.lang.Math.rint(double a) java.lang.Math.random() java.lang.Math.round(double a) java.lang.Math.rint(double a) package com.codingdict; import java.lang.*; public class MathDemo { public static void main(String[] args) { // get two double numbers double x = 1654.9874; double y = -9765.134; // find the closest integers for these double numbers System.out.println("Math.rint(" + x + ")=" + Math.rint(x)); System.out.println("Math.rint(" + y + ")=" + Math.rint(y)); } } java.lang.Math.random() java.lang.Math.round(double a)