A 2-dimensional array of ints , has been created and assigned to a2d. Write an expression whose value is the number of elements in the first row. (Assume the array is not empty.)

LANGUAGE: JAVA

CHALLENGE:

A 2-dimensional array of ints , has been created and assigned to a2d. Write an expression whose value is the number of elements in the first row. (Assume the array is not empty.)

SOLUTION:

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