Java/Maths/Floor.java at master · rcfgnu/Java · GitHub

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package Maths;

import java.util.Random;

public class Floor {

public static void main(String[] args) {

Random random = new Random();

for (int i = 1; i <= 1000; ++i) {

double randomNumber = random.nextDouble();

assert floor(randomNumber) == Math.floor(randomNumber);

}

/**

* Returns the largest (closest to positive infinity)

* @param number the number

* @return the largest (closest to positive infinity) of given {@code number}

public static double floor(double number) {

if (number - (int) number == 0) {

return number;

} else if (number - (int) number > 0) {

return (int) number;

} else {

return (int) number - 1;

}

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