--A1L9 is y~4 at LC1
A1L9_p1_out = a & b;
A1L9_or_out = A1L9_p1_out # c;
A1L9 = !(A1L9_or_out);


--a is a at PIN_24
--operation mode is input

a = INPUT();


--b is b at PIN_21
--operation mode is input

b = INPUT();


--c is c at PIN_25
--operation mode is input

c = INPUT();


--y is y at PIN_4
--operation mode is output

y = OUTPUT(A1L9);






