Lesson 17 · Data Iteration · Part 5 — Level II · Guide

September 17, 2026 · Bridge Academy Python Program

Learning goals

- Write guarded while loops that verify progress each iteration. - Use sentinel values and flag variables to stop cleanly. - Combine break, continue, and compound conditions (and/or). - Convert a for loop to an equivalent while when state must evolve non-linearly.

This lesson covers PCEP-30-02 objective 2.2.