adding the fast expo.

lower-case · lower-case · commit 3454679dc2d7 · 2014-11-17T00:54:09.000+05:30
diff --git a/README.md b/README.md
@@ -69,6 +69,7 @@ Numbers
 
 **Limit Calculator** - Ask the user to enter f(x) and the limit value, then return the value of the limit statement *Optional: Make the calculator capable of supporting infinite limits.*
 
+**Fast Exponentiation** - Ask the user to enter 2 integers a and b and output a^b (i.e. pow(a,b)) in O(lg n) time complexity.*
 
 Classic Algorithms
 -----------------
