Method
Inverse use of a scientific calculator
The ordinary workflow formula -> number is reversed. The program searches for button sequences whose numerical result matches the input.
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Short notes on the method
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Search cost
Why K cannot be increased casually
A 36-button alphabet means that adding one symbol to the code length multiplies the naive search space by about 36.
Read the relevant sectionVerification
A candidate is not a proof
Numerical recognition should be followed by high-precision recomputation, symbolic manipulation, or a derivation from the original problem.
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