1. Create a library with a function that calculates the sum of the squares: 1*1 + 2*2 + 3*3 + 4*4 +...+ N*N

2. In main()  use the function from the library to print the sum of squares for N = 3, 5 and 10.

In your answer, separate each file with the following delimiters:

// BEGIN file1_name

file1 content

// END file1_name

// BEGIN file2_name

file2 content

// END file2_name

// BEGIN file3_name

file3 content

// END file3_name