Introduction to Computer Science and Programming in Python

Lecture 4

1. Function Calls

   How many total lines of output will show up if you run the code below?

   def add(x, y):
    return x+y
   
   def mult(x, y):
    print(x*y)
   
   add(1,2)
   print(add(2,3))
   mult(3,4)
   print(mult(4,5))
   

   0 close

   2 close

   4 check

   5 close

   Check   Show Solution

2. Functions as Arguments

   What does the code below print?

   def sq(func, x):
    y = x**2
    return func(y)
   
   def f(x):
    return x**2
   
   calc = sq(f, 2)
   print(calc)
   

   4 close

   8 close

   16 check

   nothing, it will show an error close

   Check   Show Solution