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MathClassTest.java

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package com.tutorial.four;

import java.util.Scanner;

public class MathClassTest {

public static void main(String args[])

{

double temp;

System.out.println("exp(1.0) is " + Math.exp(1.0));

System.out.println("exp(10.0) is " + Math.exp(10.0));

System.out.println("exp(0.0) is " + Math.exp(0.0));

System.out.println("log(1.0) is " + Math.log(1.0));

System.out.println("log(10.0) is " + Math.log(10.0));

System.out.println("log(Math.E) is " + Math.log(Math.E));

System.out.print("Enter any value:");

Scanner in = new Scanner(System.in);

double value = in.nextDouble();

System.out.println("Absolute Method: "+Math.abs(value));

System.out.println("Floor Method: "+Math.floor(value));

System.out.print("Enter any another value:");

double value2 = in.nextDouble();

System.out.print("Enter any another another value:");

double value3 = in.nextDouble();

System.out.print("Enter any another value:");

double value4 = in.nextDouble();

in.close();

double[] arraysint = {value, value2, value3, value4};

int num = 4;

for (int i = 0; i < ( num - 1 ); i++) {

for (int j = 0; j < num - i - 1; j++) {

if (arraysint[j] < arraysint[j+1])

{

temp = arraysint[j];

arraysint[j] = arraysint[j+1];

arraysint[j+1] = temp;

}

}

}

for (int i = 0; i < num; i++)

System.out.println(arraysint[i]);

}

}