Write it, run it, read the output

Reading · 4 minQuiz · 5 questions2 code drills · run only

This is a scratch drill — your code runs, nothing is graded or recorded. No test cases, no expected output, no verdict.

TASK

Store the exact 3 x 4 matrix, count its zero entries with nested loops, compare the zero count strictly with the nonzero count, and print that the matrix is sparse.

C++

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OUTPUT

Sample

The matrix is sparse.

What a finished answer prints, from the lesson. Nothing has run yet — press Run and this is replaced by your program’s own output.

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