Java/Maths/Pow.java at master · java66liu/Java · GitHub

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package Maths;

//POWER (exponentials) Examples (a^b)

public class Pow {

public static void main(String[] args) {

assert pow(2, 0) == Math.pow(2, 0); // == 1

assert pow(0, 2) == Math.pow(0, 2); // == 0

assert pow(2, 10) == Math.pow(2, 10); // == 1024

assert pow(10, 2) == Math.pow(10, 2); // == 100

}

/**

* Returns the value of the first argument raised to the power of the

* second argument

* @param a the base.

* @param b the exponent.

* @return the value {@code a}<sup>{@code b}</sup>.

public static long pow(int a, int b) {

long result = 1;

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

result *= a;

}

return result;

}

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