a = input()
b = input()
c = int(input())
if c % 2 == 1:
    print((c*2-1)*b)
    for i in range(c):
        print(b+c*a+b)
    print((c*2-1)*b)
else:
    print((c*2)*b)
    for i in range(c):
        print(b+c*a+b)
    print((c*2)*b)