Add practice problems for binary exponentiation (#34)

vatsalsharma376 · tcNickolas · commit b8c700f9acfe · 2016-10-03T23:38:17.000-07:00
diff --git a/src/algebra/binary-exp.md b/src/algebra/binary-exp.md
@@ -67,4 +67,7 @@ $a^{b} = (a^{b/2})^2 \quad$ for even `b`,
 $a^{b} = (a^{(b-1)/2})^2 \cdot a \quad$ for odd `b`,  
 $a^{1} = a$.
 
+## Practice Problems
 
+* [Uva 1230 - MODEX](http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=3671)
+* [Uva 374 - Big Mod](http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=24&page=show_problem&problem=310)
