?/*?algo1-1.c?計算1-1/x+1/x*x…?*/
?#include
?#include
?void?main（）
?{
???struct?timeb?t1t2;
???long?t;
???double?xsum=1sum1;
???int?ijn;
???printf（“請輸入x?n：“）;
???scanf（“%lf%d“&x&n）;
???ftime（&t1）;?/*?求得當前時間?*/
???for（i=1;i<=n;i++）
???{
?????sum1=1;
?????for（j=1;j<=i;j++）
???????sum1=-sum1/x;
?????sum+=sum1;
???}
???ftime（&t2）;?/*?求得當前時間?*/
???t=（t2.time-t1.time）*1000+（t2.millitm-t1.millitm）;?/*?計算時間差?*/
???printf（“sum=%lf?用時%ld毫秒\n“sumt）;
?}

?屬性????????????大小?????日期????時間???名稱
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?????目錄???????????0??2010-09-28?10:53??C代碼\
?????文件??????157184??2010-09-24?08:35??C代碼\Ch.doc
?????目錄???????????0??2010-10-07?11:01??C代碼\ch1\
?????目錄???????????0??2006-08-13?12:36??C代碼\ch10\
?????文件????????1659??2002-06-17?15:36??C代碼\ch10\alg10-10.c
?????文件????????4823??2002-08-04?01:39??C代碼\ch10\alg10-11.c
?????文件?????????825??2002-06-17?00:51??C代碼\ch10\Algo10-1.c
?????文件????????3026??2002-06-17?21:33??C代碼\ch10\Algo10-2.c
?????文件????????1659??2002-06-17?21:36??C代碼\ch10\algo10-3.c
?????文件?????????747??2002-06-17?21:37??C代碼\ch10\algo10-4.c
?????文件????????1199??2002-08-04?01:48??C代碼\ch10\algo10-5.c
?????文件????????1204??2002-08-04?01:50??C代碼\ch10\Algo10-6.c
?????文件????????1253??2002-06-17?04:21??C代碼\ch10\algo10-7.c
?????文件????????1674??2002-08-04?01:26??C代碼\ch10\algo10-8.c
?????文件????????1638??2002-06-17?05:26??C代碼\ch10\algo10-9.c
?????文件????????2315??2002-08-04?00:27??C代碼\ch10\bo10-1.c
?????文件?????????646??2002-08-04?01:17??C代碼\ch10\bo10-2.c
?????文件?????????427??2002-06-16?22:32??C代碼\ch10\C10-1.H
?????文件?????????508??2002-06-17?01:52??C代碼\ch10\C10-2.H
?????文件?????????588??2002-06-17?16:27??C代碼\ch10\C10-3.H
?????目錄???????????0??2006-08-13?12:36??C代碼\ch11\
?????文件????????3199??2002-08-04?06:24??C代碼\ch11\algo11-1.c
?????文件????????5385??2002-08-04?06:39??C代碼\ch11\algo11-2.C
?????文件????????1640??2002-08-04?06:47??C代碼\ch11\algo11-3.C
?????文件????????2222??2002-08-04?06:01??C代碼\ch11\bo11-1.c
?????目錄???????????0??2006-08-13?12:36??C代碼\ch12\
?????文件????????4393??2002-06-19?05:14??C代碼\ch12\algo12-1.c
?????文件?????????526??2002-08-04?06:12??C代碼\ch1\algo1-1.c
?????文件?????????504??2002-08-04?06:15??C代碼\ch1\algo1-2.c
?????文件????????1554??2002-07-28?04:26??C代碼\ch1\Bo1-1.c
?????文件?????????175??2002-07-28?04:27??C代碼\ch1\c1-1.h
............此處省略192個文件信息