Question: Write a java program that asks the user for three integers between 1 and 20 and returns the sum of the 3 numbers; Define a

Write a java program that asks the user for three integers between 1 and 20 and returns the sum of the 3 numbers; Define a method named sum that will return the sum of the three numbers and displays the original numbers and the sum of the numbers in the output. Check for input validation so that if the user enters a number outside the range specified, an error message is displayed

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