Welcome to 61A Lab
Lab 22 / Disc 112
TA : Chae Park
Attendance : links.cs61a.org/chae-lab
Announcements:
- HW 0 is due Friday, June 28th
- HW1 is due Tuesday, July 2nd
- Lab1 is due Friday, June 28th
- Project 1 will be released soon
- OH has begun! @109 Morgan
Go to cs61a.org to see the schedule
Types of values
1. primitive : ex. 1, “hi”, 1.5, T/F
2. non-primitive ( objects ) : functions, lists …
Review of operators
% : remainder
// : floor (integer) division
Truth-y / False-y values:
Truth-y : 1, 2, 3, … , -3, True
False-y : 0, None, False, “ “, empty-list
Boolean Operator
1. not : negates truth-y / false-y ness
ex. not 3 -> False
2. and : evaluates to first false-y or last truth-y value
ex. 0 and 1 -> 0, 1 and 3 -> 3
3. or : evaluates to first truth-y value or last false-y value
ex. 0 or 1 -> 1, 1 or 3 -> 1, 1 or 1/0 -> 1
Function
def Name ( Parameters ) :
Body
ex. def add ( x, y ) :
return x + y
To make a function call :
function_name ( right arguments )
ex. add ( 2, 3 )
Controls
If-statements : allows us to skip lines of code based-on conditions
- Format : if <condition> :
<Body>
elif <condition 2> :
<Body 2>
else :
<Body 3>
While-statement : Allow us to repeat lines based-on conditions
- Format : while <condition> :
<Body>
'University of California, Berkeley > ElectricalEngineering & ComputerSciences' μΉ΄ν κ³ λ¦¬μ λ€λ₯Έ κΈ
| Week 2 (0) | 2019.07.02 |
|---|---|
| Environment Diagrams (0) | 2019.06.28 |
| Control (0) | 2019.06.27 |
| DISC (0) | 2019.06.27 |
| Functions (0) | 2019.06.26 |
