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Python 3, 102 bytes def f(x,y): a=[x] for x in a: if y not in x:return x for i in range(len(x)+1):a+=[x[:i]+x[i+1:]] Try it online! Not exactly the most efficient, but it works. Ju...

posted 1y ago by hyper-neutrino‭

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#1: Initial revision by

hyper-neutrino‭ · 2023-06-19T18:28:06Z (over 1 year ago)

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# [Python 3], 102 bytes

<!-- language-all: lang-python -->

<pre><code>def f(x,y):
&#9;a=[x]
&#9;for x in a:
&#9;&#9;if y not in x:return x
&#9;&#9;for i in range(len(x)+1):a+=[x[:i]+x[i+1:]]
</code></pre>

[Try it online!][TIO-lj36vdpa]

[Python 3]: https://docs.python.org/3/
[TIO-lj36vdpa]: https://tio.run/##VY2xCsMwDETn@CtEJrsxoaWboV8SMiipnQhS2zguOF@fWrRLNRy6u4cUj7wGfz/Pp3XgZNGHMqLBx1BG0biQoAB5wJo15OAAHzIHxSSb36kutWCMOE3oFys362VR3U0Z7OqdwdDYlYG6mxnHk9mNvGU8xEpe@V9M5LN08sJVv@dEUap@jxtl2WpolVLnvGLWMGMWdq@62q9ZwytsYTk0BDHX4McgTjhNLBpYBf6Z31SL@AE "Python 3 – Try It Online"

Not exactly the most efficient, but it works. Just a BFS of all possible removals.

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