15-112 Agenda 22-May

• Waitlist updates
• What you should be getting comfortable with
  • Pzyo setup + can run code
  • printing, syntax errors
  • types: what they are and why we need them
  • Python as a calculator
    • order of operations
    • syntax for math operations
    • div + mod
    • almostEqual
  • calling, writing functions
  • if else
  • Comfort with Syntax –> practice practice practice!
• Looking forward
  • today: Loops
  • tomorrow: Strings (end of super mathy problems yay)
  • hw3 out this afternoon
• type vs isinstance
• Questions from previous lecture or homework
• Conditionals
  • if-elif-else

def ct1(n):
    if n % 2 == 0:
        print("n is even")
    if n % 4 == 0: # change me to an elif 
        print("n is a multiple of 4")
    print("hey there! I always run")

• Loops
  • for loop syntax: range(start,end, step)
  • nested for loops and printStarRectangle
  • while syntax and digitCount
  • converting a for loop into a while loop
  • while loop vs for loop
  • nthPrime
  • break and continue
• Attendance Check: https://tinyurl.com/summer112att2