Given the definition and code fragment: int matrix[2][3];
Int k = 0;
For(int i =0;i

Question

Given the definition and code fragment: int matrix[2][3];
Int k = 0;
For(int i =0;i < 3;i++)
For (int j=0,j < 4;j++)
Matrix[i][j] = k++;
The value of matrix[0][0] is
A)0
B)1
C)2
D)3
E)4

Quizplus · Accepted Answer

The code initializes a 2x3 matrix with consecutive integers starting from 0. The outer loop iterates through rows (i) and the inner loop iterates through columns (j). Since the matrix has only 2 rows and 3 columns, the inner loop should run from 0 to 2. However, the code has a typo in the inner loop condition and runs from 0 to 4. This causes the inner loop to access memory out of bounds and may result in undefined behavior. Regardless of whether the inner loop runs for 3 or 4 iterations, the first element of the matrix is initialized to 0 because k starts with 0 and is immediately assigned to the element at (i=0, j=0). Therefore, the value of matrix[0][0] is 0.

Given the Definition and Code Fragment: Int Matrix[2][3];