Write two scnr$.$next$()$ statements to read in the values firstName and lastName from input, respectively. Then, write a System.out.println$()$ statement to output the first name, a comma $(","),$ and the last name.

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Ex $1$: If the input is Sue Ball, then the output is:

Sue,Ball

Ex $2$: If the input is Bob Wade, then the output is:

Bob,Wade