02-08-2009
find max number
Hi, i have a file with numbers in it and i was wondering if there's a script i could use to find the max number and have that printed to a new file?
example a.txt
18
26
47
34
27
so find the max number in a.txt and print it to b.txt.
Thanks!
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LEARN ABOUT SUNOS
mlib_vectormaximum_u8
mlib_VectorMaximum_U8(3MLIB) mediaLib Library Functions mlib_VectorMaximum_U8(3MLIB)
NAME
mlib_VectorMaximum_U8, mlib_VectorMaximum_S8, mlib_VectorMaximum_S16, mlib_VectorMaximum_S32, mlib_VectorMaximum_F32, mlib_VectorMaxi-
mum_D64 - find the maximum value in a vector
SYNOPSIS
cc [ flag... ] file... -lmlib [ library... ]
#include <mlib.h>
mlib_status mlib_VectorMaximum_U8(mlib_u8 *max, const mlib_u8 *x, mlib_s32 n);
mlib_status mlib_VectorMaximum_S8(mlib_s8 *max, const mlib_s8 *x, mlib_s32 n);
mlib_status mlib_VectorMaximum_S16(mlib_s16 *max, const mlib_s16 *x, mlib_s32 n);
mlib_status mlib_VectorMaximum_S32(mlib_s32 *max, const mlib_s32 *x, mlib_s32 n);
mlib_status mlib_VectorMaximum_F32(mlib_f32 *max, const mlib_f32 *x, mlib_s32 n);
mlib_status mlib_VectorMaximum_D64(mlib_d64 *max, const mlib_d64 *x, mlib_s32 n);
DESCRIPTION
Each of these functions finds the maximum value of all elements in a vector.
The following equation is used:
max[0] = MAX{ x[i] i = 0, 1, ..., (n - 1) }
PARAMETERS
Each of the functions takes the following arguments:
max Pointer to the maximum value.
x Pointer to the first element of the source vector.
n Number of elements in the source vector.
RETURN VALUES
Each of the functions returns MLIB_SUCCESS if successful. Otherwise it returns MLIB_FAILURE.
ATTRIBUTES
See attributes(5) for descriptions of the following attributes:
+-----------------------------+-----------------------------+
| ATTRIBUTE TYPE | ATTRIBUTE VALUE |
+-----------------------------+-----------------------------+
|Interface Stability |Evolving |
+-----------------------------+-----------------------------+
|MT-Level |MT-Safe |
+-----------------------------+-----------------------------+
SEE ALSO
mlib_VectorMinimum_U8(3MLIB), mlib_MatrixMaximum_U8(3MLIB), mlib_MatrixMinimum_U8(3MLIB), attributes(5)
SunOS 5.10 10 Nov 2004 mlib_VectorMaximum_U8(3MLIB)