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+# Day9 github gist
+
+## Finding the Greatest Common Divisor using Euclid's algorithm
+[GCD.java](https://gist.github.com/ugwulo/b8891ecfa0956943261f50d27f82f431)
+
+## Bug for gist 2
+![Bug](https://user-images.githubusercontent.com/52312550/82123681-8f18ad80-9792-11ea-9461-8712372407da.PNG)
+
+## Correction of bug in github gist
+[GreatestSmalletString.java](https://gist.github.com/ugwulo/3a0baa3a2f1d361afd1dfc2996c7ca2a)
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