create a data file(text file) named mydata.dat with the contents

2 , 6 , -6 , -13 , 78 , 34 , -1

21 , 56 , -8.13

'A' , 'B' , 'B' , 'A'

read this file into your C++ program called sums.cpp and calculate

first the sum of the integers, then the sum of the floating point numbers(data type "double")

and finally concatenate the characters to the string 'ABBA"