what is a agorithm i dont understand i new i ocnfused what is sha 265 and i dont know write scripts careful spelling
Please use google. An algorithm is an algorithm. Try reading the series of basic guides on CoinDesk. SHA-256 and scrypt (Yes, it's spelt with a Y) are coin algorithms, although there are many others. GPUs can mine all of them, while ASICs can only mine one.
so what i mine can? so my r9 280x is gpu, mine all, what block erupter, fury
Your Gridseed can mine both SHA-256 and scrypt, your block erupter USBs SHA-256, Your fury scrypt, your GPU anything.
Use sgminer, cgminer and bfgminer. Read tutorials.