c51_ex20

c51book_ex
..........\ch1-ex
..........\......\ex1.c
..........\ch2-ex
..........\......\ex1.c
..........\......\ex10.c
..........\......\ex11.c
..........\......\ex12.c
..........\......\ex13.c
..........\......\ex14.c
..........\......\ex15.c
..........\......\ex16.c
..........\......\ex17.c
..........\......\ex18.c
..........\......\ex19.c
..........\......\ex2.c
..........\......\ex20.c
..........\......\ex21.c
..........\......\ex22.c
..........\......\ex23.c
..........\......\ex24.c
..........\......\ex25.c
..........\......\ex26.c
..........\......\ex27.c
..........\......\ex28.c
..........\......\ex29.c
..........\......\ex3.c
..........\......\ex30.c
..........\......\ex31.c
..........\......\ex32.c
..........\......\ex33.c
..........\......\ex34.c
..........\......\ex35.c
..........\......\ex36.c
..........\......\ex37.c
..........\......\ex38.c
..........\......\ex39.c
..........\......\ex4.c
..........\......\ex40.c
..........\......\ex41.c
..........\......\ex42.c
..........\......\ex43.c
..........\......\ex44.c
..........\......\ex45.c
..........\......\ex46.c
..........\......\ex47.c
..........\......\ex48.c
..........\......\ex49.c
..........\......\ex5.c
..........\......\ex50.c
..........\......\ex51.c
..........\......\ex52.c
..........\......\ex53.c
..........\......\ex54.c
..........\......\ex55.c
..........\......\ex56.c
..........\......\ex57.c
..........\......\ex58.c
..........\......\ex59.c
..........\......\ex6.c
..........\......\ex60.c
..........\......\ex61.c
..........\......\ex62.c
..........\......\ex63.c
..........\......\ex64.c
..........\......\ex65.c
..........\......\ex66.c
..........\......\ex67.c
..........\......\ex68.c
..........\......\ex69.c
..........\......\ex7.c
..........\......\ex70.c
..........\......\ex71.c
..........\......\ex72.c
..........\......\ex8.c
..........\......\ex9.c
..........\ch4-ex
..........\......\afunc_ex1.c
..........\......\afunc_ex2.c
..........\......\a_call.c
..........\......\a_func_ex4.c
..........\......\c_call_ex1.c
..........\......\c_call_ex2.c
..........\......\c_func.c
..........\......\lib-ctype
..........\......\.........\tst_isalnum.c
..........\......\.........\tst_isalpha.c
..........\......\.........\tst_iscntrl.c
..........\......\.........\tst_isdigit.c
..........\......\.........\tst_isgraph.c
..........\......\.........\tst_islower.c
..........\......\.........\tst_isprint.c
..........\......\.........\tst_ispunct.c
..........\......\.........\tst_isspace.c
..........\......\.........\tst_isupper.c
..........\......\.........\tst_isxdigit.c
..........\......\.........\tst_toascii.c
..........\......\.........\tst_toint .c
..........\......\.........\tst_tolower.c
..........\......\.........\tst_toupper.c