Computers and Technology, 29.11.2019 01:31 coopera1744

If numbers is a two-dimensional int array that has been initialized and total is an int that has been set to 0, which of the following will sum all the elements in the array?
1.for (int row = 0; row < numbers. length; row++) { for (int col = 0; col < numbers[row].length; col++) total += numbers[row][col]; }
2.for (int row = 0; row < numbers[row].length; row++) { for (int col = 0; col < numbers. length; col++) total += numbers[row][col]; }
3.for (int row = 1; row < numbers. length; row++) { for (int col = 1; col < numbers. length; col++) total += numbers[row][col]; }
4.for (int row = 0; row < numbers. length; row++) { for (int col = 0; col < numbers. length; col++) total += numbers[row][col]; }

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