functions 521
I/O, 473-478
fclose( ), 365-367
feof( ), 367-368
fgets( ), 368
fopen( ), 363-364
fprint( ), 368
fputs( ), 368
getc( ), 365
getchar( ), 348
printf( ), 348-355
putc( ), 365
putchar( ), 348
remove( ), 371
rename( ), 371
scanf( ), 355-359
ilogb( ), 485
in-memory format conversion, 478-479
is_leap_year( ), 174
isalnum( ), 473
isalpha( ), 230, 473
iscntrl( ), 473
isdigit( ), 230, 473
isfin( ), 482
isgraph( ), 473
isgreater( ), 482
isgreaterequal( ), 482
isinf( ), 482
islessequal( ), 483
islessgreater( ), 483
islower( ), 230, 473
isnan( ), 483
isnormal( ), 483
isprint( ), 473
ispunct( ), 473
isspace( ), 473
isunordered( ), 483
isupper( ), 230, 473
isxdigit( ), 473
labs( ), 490
ldexp( ), 485
lgamma( ), 485
llabs( ), 490
llrint( ), 486
llround( ), 486
local variables, defining, 124-126
log( ), 485
log1( ), 486
log2( ), 485
logb( ), 485
loglb( ), 485
lookup( ), 219-223
lrint( ), 486
main( ), 120
program syntax, 13
malloc( ), 386, 481
math functions, 482-487
memchr( ), 472
memcmp( ), 472
memcpy( ), 472
memmove( ), 472
memory functions, 472
minimum( ), 138
modf( ), 486
modules, 333
nan( ), 486
nearbyint( ), 486
Newton-Raphson Iteration Technique,
131-133
nextafter( ), 486
nexttoward( ), 486
number_of_days( ), 171-174
passing arrays to assignment operators,
142-143
perror( ), 477
pointers, returning, 257
pointers to, 273-274
pow( ), 486
print_message( ), 120
printf( ), 16, 477
program syntax, 13
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