From 7aedbd5e20d3f4c484b5f3abbda4b40c2bc9985d Mon Sep 17 00:00:00 2001
From: Arthur Drobot <drobotarthur@gmail.com>
Date: Tue, 25 Jul 2017 14:36:46 -0700
Subject: [PATCH] Add support for non-positive ints in intPow for NaiveNumber.

---
 src/org/nwapw/abacus/number/NaiveNumber.java | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/src/org/nwapw/abacus/number/NaiveNumber.java b/src/org/nwapw/abacus/number/NaiveNumber.java
index 6ad43f1..2465007 100755
--- a/src/org/nwapw/abacus/number/NaiveNumber.java
+++ b/src/org/nwapw/abacus/number/NaiveNumber.java
@@ -43,10 +43,18 @@ public class NaiveNumber implements NumberInterface {
 
     @Override
     public NumberInterface intPow(int exponent) {
+        if(exponent == 0){
+            return NaiveNumber.ONE;
+        }
+        boolean takeReciprocal = exponent < 0;
+        exponent = Math.abs(exponent);
         NumberInterface power = this;
         for(int currentExponent = 1; currentExponent < exponent; currentExponent++){
             power = power.multiply(this);
         }
+        if(takeReciprocal){
+            power = NaiveNumber.ONE.divide(power);
+        }
         return power;
     }