Results for “and”

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  3. Challenge

    Never-ending wait

    …lock on. The waiting code should print a line each second and then report the lock. Instead, the ground station screen fills with the same line, over and over, until someone stops the program. Predict…

    Fix the code Easy 3 stages while loop infinite loop counter and

  5. Challenge

    Decimal comma

    An operator types 42,5 and float() crashes with a ValueError. Predict it, find out why, accept both commas and dots with replace(), then read pressures written like 1 013,25.

    Fix the code Easy 3 stages strings replace float ValueError

  6. Challenge

    Config loader

    …over a copy of the defaults, check each value's type and range and report every problem in one go, then wrap it all in a load_config() that never crashes, even on broken JSON.

    Write the code Hard 3 stages project json configuration validation

  7. Challenge

    File name from data

    Build eng-2_2026-03-14.csv from a sensor ID and a date, then turn a name like Star Tracker A into a safe file name, and put the file in a folder of its own.

    Write the code Easy 3 stages strings f-strings lower replace

  8. Challenge

    Magic numbers

    Turn the bare 9.81 and 1000 in a weight report into named constants without changing the output, then write a Mars version with constants from the start.

    Fix the code Easy 3 stages constants refactoring variables clean code