from qiskit import *

global x
x = QuantumCircuit(2,2)


def ua(bit_0 , bit_1):
    global x
    if(bit_0 == 1 and bit_1 == 0):
            x.cx(0,1)
        
        

ua(0,0)

x.draw()

0 == 0

0 == 1

