C++ , 2 dimensional array, read read, find total , smallest , largest of all elements.

Create a program that reads data from a file into an array. The program display the array, find the sum of the numbers, the smallest number, and the largest number.
The sales in a two dimensional array as the following:
31569.45 29654.23 32982.54 39651.21
56321.02 54128.63 41235.85 54652.33
29654.35 28963.32 25353.55 32615.88