When the input variable wavelength is:

less than $380,$ output 'Too short'.

between $380$ inclusive and $736$ exclusive, output 'Visible'.

greater than or equal to $736,$ output 'Too wide'.

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$1$ wavelength $={\displaystyle \underset{\phantom{}}{\overset{\phantom{}}{}}}(input())$

$2$

$3\text{'}\text{'}$ Your code goes here $\text{'}\text{'}$

$4$