Introduction to CS and Programming using Python

Lecture 2: Strings, Input/Output, Branching

Topics: Core Elements of Programs: strings, input/output, f-strings, operators, branching, indentation

Lecture Notes

Lecture 2: Strings, Input/Output, and Branching

Lecture 2 Code

Readings

Ch 2.3–2.4

Finger Exercise Lecture 2

Assume you are given a variable named number (has a numerical value). Write a piece of Python code that prints out one of the following strings: 

• positive if the variable number is positive
• negative if the variable number is negative
• zero if the variable number is equal to zero

6.100L Finger Exercises Lecture 2 Solutions

Problem Set 1

Problem Set 1

Problem Set 1 Code