进度条
C语言下的进度条参考我原来的一篇blog->进度条
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function
proc()
{
i=0
str=
''
arr=(
'|'
'/'
'-'
'\\'
)
index=0
while
[ $i -
le
100 ]
do
printf
"[%-101s][%d%%][%c]\r"
"$str"
"$i"
"${arr[$index]}"
str=${str}
'#'
sleep
0.1
let
i++
let
index++
let
index%=4
done
printf
"\n"
}
function
main()
{
proc
}
main
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最大值，最小值，平均值
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#!/bin/bash
max=0
min=0
count=0
sum
=0
while
read
line
do
if
[ $count -
eq
0 ];
then
max=$line
min=$line
let
count++
let
sum
+=$line
continue
fi
[
"$max"
-lt
"$line"
] && max=$line
[
"$min"
-gt
"$line"
] && min=$line
let
sum
+=$line
let
count++
done
<
file
echo
$max
echo
$min
echo
"ibase=10; scale=2; $sum/$count"
|
bc
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本文转自 七十七快 51CTO博客，原文链接:http://blog.51cto.com/10324228/1840116
