# Example 3:  Print out the grade-school multiplication table up to 12x12
#horiz header
s = "*"
for i in xrange(1,13):
    s += "\t" + str(i)
print s
for i in xrange(1,13):
    #print vert header
    s = "%s" % i
    for j in xrange(1,13):
        s += "\t" + str(i*j)
    print s