11-20-2009
ok
thank you, but i entered this in to a script file and i doesnt do anything.
and the input numbers are sample one, im supposed to read numbrs from a command.
like this
./script 23
then it rounds in off, they are not set numbers.
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round(3M) Mathematical Library Functions round(3M)
NAME
round, roundf, roundl - round to nearest integer value in floating-point format
SYNOPSIS
cc [ flag... ] file... -lm [ library... ]
#include <math.h>
double round(double x);
float roundf(float x);
long double roundl(long double x);
DESCRIPTION
These functions round their argument to the nearest integer value in floating-point format, rounding halfway cases away from 0, regardless
of the current rounding direction.
RETURN VALUES
Upon successful completion, these functions return the rounded integer value.
If x is NaN, a NaN is returned.
If x is +-0 or +- Inf, x is returned.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Standard |
+-----------------------------+-----------------------------+
|MT-Level |MT-Safe |
+-----------------------------+-----------------------------+
SEE ALSO
feclearexcept(3M), fetestexcept(3M), math.h(3HEAD), attributes(5), standards(5)
SunOS 5.10 1 Nov 2003 round(3M)