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2-d Arrays in MIPS (cont)

Computing sum of all elements in  int matrix[6][5] in C 

int row, col, sum = 0;

// row-by-row
for (row = 0; row < 6; row++) {
   // col-by-col within row
   for (col = 0; col < 5; row++) {
      sum += matrix[row][col];
   }
}