[Home](./index.md) > [bitburner](./bitburner.md) > [HackingFormulas](./bitburner.hackingformulas.md) ## HackingFormulas interface Hacking formulas Signature: ```typescript interface HackingFormulas ``` ## Methods | Method | Description | | --- | --- | | [growPercent(server, threads, player, cores)](./bitburner.hackingformulas.growpercent.md) | Calculate the percent a server would grow to. (Ex: 3.0 would would grow the server to 300% of its current value.) | | [growTime(server, player)](./bitburner.hackingformulas.growtime.md) | Calculate grow time. | | [hackChance(server, player)](./bitburner.hackingformulas.hackchance.md) | Calculate hack chance. (Ex: 0.25 would indicate a 25% chance of success.) | | [hackExp(server, player)](./bitburner.hackingformulas.hackexp.md) | Calculate hack exp for one thread. | | [hackPercent(server, player)](./bitburner.hackingformulas.hackpercent.md) | Calculate hack percent for one thread. (Ex: 0.25 would steal 25% of the server's current value.) | | [hackTime(server, player)](./bitburner.hackingformulas.hacktime.md) | Calculate hack time. | | [weakenTime(server, player)](./bitburner.hackingformulas.weakentime.md) | Calculate weaken time. |