challenge activity

$6\mathrm{.}6\mathrm{.}2$: Methods with loops.

$575238\mathrm{.}4406082.$qx$3$zqy$7$

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Define a method findLowestNum$()$ with a Scanner parameter that reads integers from input until a positive integer is read. findLowestNum$()$ should return the lowest of the integers read.

Ex: If the input is $-75-100-4560,$ then the output is:

$-100$

Note: Positive numbers are greater than $0.$