DSA · Theory

Stock Buy and Sell Problem

Theory

342/810

Stock Buy and Sell Problem

Stock Buy and Sell Problem is a DSA topic. In plain words you use it for a short Stock Buy and Sell Problem example in a short dry-run on paper. Don’t start with a slogan — start with that picture.

Smallest example: the smallest Stock Buy and Sell Problem example you can type. Type it, run it, and say what you see. If you can do that from memory, you know Stock Buy and Sell Problem.

From the example next to this theory — Stock Buy and Sell Problem: dry-run [4, 1, 3].

Trap — only saying “Stock Buy and Sell Problem” with no example. Fix that before you talk about advanced DSA.

Viva: what is Stock Buy and Sell Problem? Then show the smallest Stock Buy and Sell Problem example you can type. Then name the trap.

Exam tip

What is Stock Buy and Sell Problem? Show this: the smallest Stock Buy and Sell Problem example you can type. Trap: only saying “Stock Buy and Sell Problem” with no example.

Example

# Stock Buy and Sell Problem
data = [4, 1, 3]
print("start", data)
if data[0] > data[1]:
    data[0], data[1] = data[1], data[0]
print("after one step", data)

Stock Buy and Sell Problem: dry-run [4, 1, 3]. Say the list after one step.

Short notes

DefStock Buy and Sell Problem — a short Stock Buy and Sell Problem example in a short dry-run on paper.
Rulethe smallest Stock Buy and Sell Problem example you can type
Traponly saying “Stock Buy and Sell Problem” with no example
Usea short dry-run on paper

DSA · Theory

Stock Buy and Sell Problem

← All stacks

Theory

342/810

Stock Buy and Sell Problem

Smallest example: the smallest Stock Buy and Sell Problem example you can type. Type it, run it, and say what you see. If you can do that from memory, you know Stock Buy and Sell Problem.

From the example next to this theory — Stock Buy and Sell Problem: dry-run [4, 1, 3].

Trap — only saying “Stock Buy and Sell Problem” with no example. Fix that before you talk about advanced DSA.

Viva: what is Stock Buy and Sell Problem? Then show the smallest Stock Buy and Sell Problem example you can type. Then name the trap.

Exam tip

What is Stock Buy and Sell Problem? Show this: the smallest Stock Buy and Sell Problem example you can type. Trap: only saying “Stock Buy and Sell Problem” with no example.

Example

# Stock Buy and Sell Problem
data = [4, 1, 3]
print("start", data)
if data[0] > data[1]:
    data[0], data[1] = data[1], data[0]
print("after one step", data)

Stock Buy and Sell Problem: dry-run [4, 1, 3]. Say the list after one step.

Short notes

DefStock Buy and Sell Problem — a short Stock Buy and Sell Problem example in a short dry-run on paper.
Rulethe smallest Stock Buy and Sell Problem example you can type
Traponly saying “Stock Buy and Sell Problem” with no example
Usea short dry-run on paper

Stock Buy and Sell Problem

Example

Short notes

Questions

Stock Buy and Sell Problem

Example

Short notes

Questions