{"conversations": [{"from": "user", "value": "Hola. Em podeu proporcionar una implementaci\u00f3 d' una variable condicional a C usant semaphores i silenciades?"}, {"from": "assistant", "value": "# include < pthread. h > # include <semaphore. h> typefhostct { sem_ sem_ sem; pthread_ mitex_ tx; att; } conv_ t; void condv_ init_ vtx * cv_ cv_ cvt_ cvt > {m_ atread_ atx >, 0, 0) ptread_ atx_ atx_ atx_ atx_ atx_ x_ atx >) {ctx_ ctx_ ctx_ atx_ atx_ atx} ctx_ cm_ atx_ cm_ atx_ atx_ atx_ atx_ atx_ atx > cm}); vtx_ cm_ cm_ atx_ cm_ atx_ atx_ atx_ atx_ atx_ atx_ x_ x_ x_ x_ atx_ atx_ atx_ atx > {m_ x_ x_ x_ x_ x_ x_ atx_ x_ x_ x_ x_ atx_ x_ x_ x_ x_ x_ x_ x_ x_ atx_ x_ x_ x_ atx_ x_ atx_ x_ atx_ atx_ atx_ atx_ x_ x_ x_ atx_ atx_ x_ x_ x_ x_ x_ atx_ atx_ x_ x_ atx_ x_ atx_ atx_ x_ x_ x_ x_ x_ x_ x_ atx_ atx_ x_ atx_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ atx_ atx_ atx_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x_ x"}, {"from": "user", "value": "Gr\u00e0cies."}, {"from": "assistant", "value": ""}]}