✏️ Explanatory Question

Write a Java program to calculate and print the sum of all elements in the following 2D array:


int[][] arr = {
    {2, 4, 6},
    {1, 3, 5},
    {7, 8, 9}
};

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📘 Detailed Answer
🟢 Easy
← Previous Given the following 2D array: int[][] matrix = { {5, 8, 3}, {4, 9, 7}, {6, 2, 1} }; Write a program to display the element at the second row, third column.
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← Previous Given the following 2D array: int[][] matrix = { {5, 8, 3}, {4, 9, 7}, {6, 2, 1} }; Write a program to display the element at the second row, third column.