or:#99ff99'>x</span><span style='background-color:#c6ffc6'> * </span><span style='background-color:#99ff99'>5.0</span> / 9

def c_to_f(c: float) -&gt; float:
    &quot;&quot;&quot;Convert Celsius to Fahrenheit.&quot;&quot;&quot;
    <span style='background-color:#b6ffb6'>x</span> = <span style='background-color:#8dfe8d'>c</span><span style='background-color:#bfffbf'> * </span><span style='background-color:#8dfe8d'>9.0</span> / 5
    return <span style='background-color:#8dfe8d'>x</span><span style='backgrou