Largest Digit in a Number

Read a positive integer from input and use a loop to find its largest digit. Print that digit followed by a newline. For input 3729 the exact output is what is shown in Expected Output.

Pull digits off with % 10 and /= 10, tracking the maximum.

Expected Output:

9↵

= newline. The output ends with a newline — print one after the last line.

Hints4 available

Topics:

Loops

Code Editor

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Your Output

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Test Cases

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