Oct 10, lecture, Query algorithm, Deutschs algorithm

Explain classical computing problem and query model of computing. 

Query model: entire input is not provided, but in a form of "function"

bitwise exclusive OR 

https://learning.quantum-computing.ibm.com/course/fundamentals-of-quantum-algorithms/quantum-query-algorithms#deutschs-algorithm

https://lab.quantum-computing.ibm.com/user/5f848abaff5562001ae12c12/lab/tree/deutsch_algorith.ipynb

announcement: asynchronous lecture on Thu.