CH9\ILOG1.C ...\ILOG10.C ...\ILOG10.DAT ...\ILOG2.C ...\ILOG20.C ...\ILOG20.DAT ...\IRHIS.C ...\IRHIS0.C ...\IRHIS0.DAT ...\ISQT1.C ...\ISQT10.C ...\ISQT10.DAT ...\ISQT2.C ...\ISQT20.C ...\ISQT20.DAT ...\ISQT3.C ...\ISQT30.C ...\ISQT30.DAT CH9