Vu Nguyen
CS160
Lab 4
1: An algorithm is an unambiguous specification of how to solve a class of
problems
Example: recipe for cooking a meal, solving a homework problems, driving to
school
2-a: Making peanut butter and jelly sandwich
step 1: prepare the materials: get peanut butter, jelly and sandwich, a small knife
Step 2: position the bread: get 2 pieces of bread
Step 3: apply peanut butter: Using the knife, scoop a large dollop of peanut butter
and spread it onto the top of each slice of bread.* Use as much peanut butter as
desired.
Step 4: apply jelly: Using the same technique as with the peanut butter, scoop
out the desired amount of jelly. Spread it on top of the peanut butter of one slice
of bread.
Step 5: Combine Both Slices of Bread : Take the slice of bread without jelly on it
and flip it on top of the jelly of the other slice
Step 6: Eat and Repeat: Eat the sandwich, and if I want more, I redo step 2
2-b: Driving to LCC:
Step 1: Get into the car: Get ready to go to LCC
Step 2: Take a left to Harlow street: after leaving the house, I take a left
Step 3: Take a right to Laura street: keep going on Harlow street until I see a sign
said Laura street, then I turn right
Step 4: Take a right to I-126: When I see I-126, I take a right and merge on free-
way.
Step 5: Take a left to I-5: Slightly make a left and merge on I-5, keep driving for 3
miles
Step 6: Take a right on 30th avenue: take a right turn on 30th avenue and keep
driving until I see the sign LCC.
Step 7: arrive LCC:
