def method1():
    a = 10
    b = 3
    c = 2
    d = 5
    e = 5
    f = -30
    f, b, c, d, e, a = (2*a+f)*e, b*e, c+1, (a*(7*c+2)+f*e)//(b*e), e+2, a*c
    return (a,b,c,d,e,f)
def method2():
    a = 10
    b = 3
    c = 2
    d = 5
    e = 5
    f = -30
    g,h,i,j,k,l = a,b,c,d,e,f
    d = (g*(7*i+2)+l*k)//(h*k)
    f = 2*(g+l)*k
    a = g*i
    b = h*k
    c = i+1
    e = k + 2
    return (a,b,c,d,e,f)

f = 2*(g+l)*k

f = (2*a+f)*e