def run_all(plot=True, seed=None):
if seed is not None:<EOL><INDENT>import random<EOL>random.seed(seed)<EOL><DEDENT>print("<STR_LIT>")<EOL>biggest_multiple.run(plot=plot)<EOL>print("<STR_LIT>")<EOL>polynomials.run(plot=plot)<EOL>print("<STR_LIT>")<EOL>travelling_salesman.run(plot=plot)<EOL>print("<STR_LIT>")<EOL>irrigation.run()<EOL>
Run all examples.