Computer Science 1032 Class
Notes
September 10, 2013
A computer is simply an box-shaped object with
lights it requires software to function to its full
capacity
Computers are only aware of electronic
MOP 2007 Black Group
Counting in Two Ways
Yufei Zhao
Counting in Two Ways
Incidence Matrices
June 26, 2007
Yufei Zhao
[email protected]
Problems to be discussed in lecture
Problem 1. In a certain committ
UMA Putnam Talk Lecture Notes
Determinants: Evaluation and Manipulation
Yufei Zhao
September 22, 2009
Appetizer problem
(This problem doesnt actually use determinants.)
Problem 1. Do there exist squar
AwesomeMath 2007
Track 1 Combinatorics
Week 3
Lecture 10 : A Contest of Contests
Yufei Zhao
July 31, 2007
1. (IMC 2002) Two hundred students participated in a mathematical contest. They had six
proble
Canadian Association of Physicists
1995 Prize Exam
This is a three hour exam. National ranking and prizes
will be based on a students performance on both sections A
and B of the exam. However, perform
Canadian Association of Physicists
1997 Prize Exam
This is a three hour exam. National ranking and prizes
will be based on a students performance on both sections A
and B of the exam. However, perform
Winter Camp 2009
Cyclic Quadrilaterals
Yufei Zhao
Cyclic Quadrilaterals The Big Picture
Yufei Zhao
[email protected]
An important skill of an olympiad geometer is being able to recognize known configurat
Winter Camp 2010
Three Lemmas in Geometry
Yufei Zhao
Three Lemmas in Geometry
Yufei Zhao
Massachusetts Institute of Technology
[email protected]
1
Diameter of incircle
A
T
B
X
C
D
Lemma 1. Let the
Canadian Association of Physicists
1998 Prize Exam
This is a three hour exam. National ranking and prizes
will be based on a students performance on both sections A
and B of the exam. However, perform
Canadian Association of Physicists
1996 Prize Exam
This is a three hour exam. National ranking and prizes
will be based on a students performance on both sections A
and B of the exam. However, perform
Canadian Association of Physicists
2000 Prize Exam
Part A: Multiple Choice
Question 1
This is a three hour exam. National ranking and prizes
will be based on a students performance on both sections A
Trinity Training 2011
Power of a Point
Yufei Zhao
Power of a Point
Yufei Zhao
Trinity College, Cambridge
[email protected]
April 2011
Power of a point is a frequently used tool in Olympiad geometry
Final Exam
A
p
r
i
l
1
8
1
4
6
:
4
1
P
M
Chapter 5
A
p
r
i
l
1
8
1
4
7
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8
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Chapter 5
What Is Content?
In the broadest sense content is property, and is often
closely related to intellectual prop
Lesson 1 - HTML
Protocols
Mail: Simple Mail Transport Protocol (SMTP)
Files: File Transfer Protocol (FTP)
E-Commerce and Web Applications: Hypertext Transfer Protocol (HTTP)
E.C
User Tier: Computers w
CAP High School Prize Exam
April 14th, 2015
9:00 - 12:00
Competitors Information Sheet
The following information will be used to inform competitors and schools of the exam results, to determine
eligib
Bijections
Yufei Zhao
[email protected]
In this lecture, we will look at using bijections to solve combinatorics problems.
Given two sets A and B, a bijection (also called bijective correspondence) is a
UMA Putnam Talk
LINEAR ALGEBRA TRICKS FOR THE PUTNAM
YUFEI ZHAO
In this talk, I want give some examples to show you some linear algebra tricks for the
Putnam. Many of you probably did math contests in
Canadian Association of Physicists
2001 Prize Exam
Question 2
The diagram below shows various positions of a child in
motion on a swing. Somewhere in front of the child a stationary whistle is blowing
Canadian Association of Physicists
1994 Prize Exam
This is a three hour exam. National ranking and prizes
will be largely based on a students performance on the
three questions in part B of the exam f
MOP 2007 Blue Group
Tiling
Yufei Zhao
Tiling: Coloring and Weights
June 15, 2007
Yufei Zhao
[email protected]
Main discussion: Packing boxes with bricks
Probably the most basic problem about tiling is to
an 1
Trinity Training 2011
Yufei Zhao
an 1
Yufei Zhao
Trinity College, Cambridge
[email protected]
April 2011
In this lecture we look at some problems involving expressions of the form an 1. Lets
s
Canadian Association of Physicists
1999 Prize Exam
This is a three hour exam. National ranking and prizes
will be based on a students performance on both sections A
and B of the exam. However, perform
Generic Programming with C+
Generic Programming
Generic programming a style of programming
supported by C+
Similar to OOP trying to make it simple to reuse code,
and abstracting general concepts
Diffe
C+ OVERLOADING OPERATORANDFUNCTION
http:/www.tutorialspoint.com/cplusplus/cpp_overloading.htm
Copyright tutorialspoint.com
C+ allows you to specify more than one definition for a function name or an o
COS1501/Hints & Activities
HINTS AND ACTIVITIES
Theoretical Computer Science 1
COS1501
Dear Student,
This document provides hints and activities that will help you to avoid making common errors
when s
C+ PRELIMINARIES
TOKENS : As we know the smallest individual units in a program are known as
tokens. C+ has the following tokens Keywords
Identifiers
Constants
Strings
Operators
A C+ program is wr
Unit 6
Loop statements
Summary
6.1
Repetition of statements
The while statement
Input loop
Loop schemes
The for statement
The do statement
Nested loops
Flow control statements
Statements in Java
Till
Pointers and Dynamic Arrays
A pointer is the memory address of a variable.
Memory is divided into adjacent locations (bytes).
If a variable uses a number of adjacent locations, the address of the loca