1.

Select the code snippet which performs matrix multiplication.(a and b are the two given matrices, resultant marix is c)

A. for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { for (int k = 0; k < n; k++) { c[i][j] = c[i][j] + a[i][k] * b[k][j]; } } }
B. for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { for (int k = 0; k < n; k++) { c[i][j] = c[i][j] * a[i][k] * b[k][j]; } } }
C. for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { for (int k = 0; k < n; k++) { c[i][j] = c[i][j] + a[i][k] + b[k][j]; } } }
D. None of the mentioned
Answer» B. for (int i = 0; i < n; i++) { for (int j = 0; j < n; j++) { for (int k = 0; k < n; k++) { c[i][j] = c[i][j] * a[i][k] * b[k][j]; } } }


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