N@valve_save
I@A B C D E F G H I J
O@Out
A != 0 -> Out = A;
B != 0 -> Out = B;
C != 0 -> Out = C;
D != 0 -> Out = D;
E != 0 -> Out = E;
F != 0 -> Out = F;
G != 0 -> Out = G;
H != 0 -> Out = H;
I != 0 -> Out = I;
J != 0 -> Out = J;
