x = [1,1,0,0,0] y = [0,1,0,1,1] z = [1,0,1,0,1] def foo(a,b,c): for i in range(len(a)): if (a[i] >= 1): a[i] += b[i] + c[i] if (a[i] >= 3): a[i-1] = a[4] * a[i] foo(x,y,z) foo(y,z,x) print(x) print(y) print(z)