https://www.falstad.com/circuit/circuitjs.html?ctz=CQAgjCAMB0l3BWEBmAHAJmgdgGzoRmACzICcpkORKkISJdApgLRhgBQAbiFqtc1RDN0RWgOq1ao8HChyYCdgHchIsYOHTk6Scp58hg3tW26AzkLCl0KHZZy1T8kABcATgFdGezY7utrW3NDanwcIW0QMLkIdy92MF4QIiJUOlxk1My05CioaBtmGHg4YisEHG0wSCwEMFRSCVgkapLJWBs7YrAkYshehKSUtMFh8EDcmxhComhSBGQidEW4LDJBYpa29shOnZ78xHA9YyDksHCnSATUCCILqIqorE6n2lJqnDmU6oIG1Cw1FaUSaTQ49Qg6BeKAM90uBkccFg2ysZRktBE+TBPgufjEpEuXR8BLOzBJ0WuKjJ8P4JKu7As4hh-EiaAk4Fcnm8VLpBiZbKgxPC0SZFL0UJscOSsillOenUxogxmLlVhsAolzMFKk1GuhsvF0OimvQKvF0mNRreeiVUUVsjV2ulUgetrGcqljqlYpU3qeUvpvoeTgDCJtwdhrqycs13uhCAyHqyCeF8cThoVoWhGxtWUEmpzvsiYxI6rDRbL1AQE3LdBrVcCOGtKmrNib4WpIHbTs73c7Ao9kS9kR9yRHT1bj3Ccsn0UnrGnennD07C57JLXndHCHQaQeiXCDw9dJsjsiMekDjSRBJV6dpuoeCru67Zt9J+St4kNpJKc-4TvC9aDvNQpydOpJWTF93SXF8nzoaDo1gvdwh3PdAhnMBT0CNDximcVMXgh8wLlZhx2FTFRzPbDKydA9wEPDIBx8VkDHo5igA

3. Układ "kto pierwszy ten lepszy"