Create Ugly-Number.java and Updated README.md (codedecks-in#152)

* Create Ugly-Number.java * Update README.md

Author: JeongDaHyeon

Java/Ugly-Number.java

@@ -0,0 +1,23 @@
+class Solution {
+ public boolean isUgly(int num) {
+ if(num == 0) return false;
+ if(num == 1) return true;
+
+ if(num % 2 == 0){
+ num = num / 2;
+ return isUgly(num);
+ }
+
+ if(num % 3 == 0){
+ num=num / 3;
+ return isUgly(num);
+ }
+
+ if(num % 5 == 0){
+ num = num / 5;
+ return isUgly(num);
+ }
+
+ return false;
+ }
+}

README.md

@@ -299,6 +299,9 @@ Check out ---> [Sample PR](https://github.com/codedecks-in/LeetCode-Solutions/pu
 | 12 | [Integer to Roman](https://leetcode.com/problems/integer-to-roman) | [Java](./Java/integer-to-roman.java) | _O(n)_ | _O(1)_ | Medium | Math | |
 | 13 | [Roman to Integer](https://leetcode.com/problems/roman-to-integer) | [Java](./Java/roman-to-integer.java) | _O(n)_ | _O(1)_ | Easy | Math | |
 | 14 | [Arithmetic Subarrays](https://leetcode.com/problems/arithmetic-subarrays/) | [Java](./Java/Arithmetic-Subarrays.java) | _O(m*n)_ | _O(n)_ | Medium | Math | Pattern Count |
+| 263 | [Ugly Number](https://leetcode.com/problems/ugly-number/) | [Java](./Java/Ugly-Number.java) | _O(n)_ | _O(n)_ | Easy | Math | |
+
+
 
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@@ -476,6 +479,7 @@ DISCLAIMER: This above mentioned resources have affiliate links, which means if
 | [Franchis N. Saikia](https://github.com/Francode007) <br> <img src="https://avatars0.githubusercontent.com/u/63102937?s=400&v=4" width="100" height="100"> | India | C++ | [Github](https://github.com/Francode007) |
 | [Yarncha](https://github.com/yarncha) <br> <img src="https://avatars0.githubusercontent.com/u/33623182?s=400&v=4" width="100" height="100"> | South Korea | C++ | [LeetCode](https://leetcode.com/yamcha/) |
 | [Gamez0](https://github.com/Gamez0) <br> <img src="https://avatars3.githubusercontent.com/u/34051876?s=400&v=4" width="100" height="100"> | South Korea | Python | [LeetCode](https://leetcode.com/Gamez0/) |
+| [JeongDaHyeon](https://github.com/JeongDaHyeon) <br> <img src="https://avatars0.githubusercontent.com/u/48541114?s=460&v=4" width="100" height="100"> | South Korea | Java | [GitHub](https://github.com/JeongDaHyeon) |
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