# File: sumsq.py
# sum the first few squares
#
# Matt Bishop, MHI 289I, Winter 2018
#


#
# read in the number to go to
#
try:
    upper = int(raw_input("How many squares should I sum? "))
except SyntaxError:
    print "Not an integer ... please enter a positive integer!"
except:
    print "Something went wrong"
else:
    #
    # now be sure it's a positve integer
    #
    if upper > 0:
        #
        # add them up!
        #
        total = 0
        for i in range(1, upper+1):
            total += i ** 2
        print "The sum of the first", upper, "squares is", total
    else:
        print "An integer, but not positive ... please enter a positive integer!"