def suma(a, b):
    if a == 1 and b == 1:
        return 2
    else:
        return a
        
        
  if a==2 and b==3
        return 5
     
     
    
 
def prueba():
    assert suma(1,0) == 1
    assert suma(0,0) == 0
    assert suma(1,1) == 2
    assert suma(2,3) == 5

prueba()
