2.8. Walking through Assignment more Generally¶
Let’s explore assignment in general. Try tracing this example.
Activity: CodeLens 2.8.1 (cspnamenumbers_walkassign1)
The sequence of statements in a program is very important. Assignment doesn’t create some kind
of relationship between the names, like in mathematics. The variable a
might equal 12
at
one point, and 15
at another. An assignment statement is an action that occurs once, and then
is over with.
Activity: CodeLens 2.8.3 (cspnamenumbers_walkassign3)
We can see values (including the values for named variables) by printing them. It’s a useful way to see what’s going on inside a program. Try running this example where we’re having the computer calculate the number of days in three weeks:
You have attempted of activities on this page