Normally you will want to use two integral values to reference individual elements in a two-dimensional array. If you use just one integral value, you get all of the values for that row.

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If you use just one integral value to reference an element in a two-dimensional array, you will only get a single value from that row. To access a specific element in the array, you need to use two integral values, one for the row and one for the column.

Normally You Will Want to Use Two Integral Values to Reference