Count who passed — Software Developer · Pretender

A teacher using the fictional Byte & Acorn quiz app wants to know how many students reached the pass mark. The function is almost ready, but three pieces are missing. Fill the blanks so every check passes.

Code checks · ~4 min

Your role

You're the developer (in this game).

Your goal

Fill the blanks so every check passes.

What you know

Reaching the pass mark exactly also counts as passing.

Limits

An empty class must give 0, not an error.

Success looks like

Right start — The counter starts at zero.
Right comparison — You included scores equal to the pass mark.
Counts one by one — Each student who passes adds exactly one.

Skills you used

Logical thinking — Following steps and rules precisely.
Debugging — Finding what's wrong and why.

In real life

Counting things that meet a condition is one of the most common patterns in programming — from counting unread messages to finding products that are in stock.

Software Developer

Build the apps and tools people use every day.

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