zsllq

@echo off
set var=0
for /l %%a in (1,1,100) do (set /a var=var+%%a)
echo 1+2+3+4+...+100=%var%
pause>nul
复制代码

[ 本帖最后由 zsllq 于 2010-10-27 15:36 编辑 ]

lmhxly

{code}
@echo off
set a=0
set b=0
:a
echo +%a%=%b%
set /a a+=1
set /a b=%b%+%a%
if %a% gtr 100 (pause) else (goto a
exit
{/code}

smallpigs

@echo off
:abc
cls
set /a i = 1
set /p n=請輸入數字：

@echo off
:abc
cls
set /a i = 1
set /p n=請輸入數字：
if {%n%}=={} goto abc
:acb
set /a i+=1,j+=i
if %i% neq %n% goto acb
echo %j%
pause
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if {%n%}=={} goto abc
:acb
set /a i+=1,j+=i
if %i% neq %n% goto acb
echo %j%
pause

smallpigs

@echo off
:abc
cls
set /a i = 1
set /p n=請輸入數字：
if {%n%}=={} goto abc
:acb
set /a i+=1,j+=i
if %i% neq %n% goto acb
echo %j%
pause

lys5300

@echo off
set /a sum=0
for /l %%a in (1 1 100) do (
set/a sum+=%%a
)
echo %sum%
set sum=
pause>nul
复制代码

photonjl

::任意数值的计算
@echo off
set str=0
set /p var=input number

for /l %%i in (1,1,%var%) do (
    set /a str+=%%i
)
echo %str%
pause>nul
复制代码

photonjl

::从1加到100的
@echo off
set str=0
for /l %%i in (1,1,100) do (
    set /a str+=%%i
)
echo %str%
pause>nul
复制代码

qinshi52

@echo off&setlocal enabledelayedexpansion
for /l %%i in (1,1,100) do set /a s+=%%i
echo !s!
pause
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@echo off&setlocal enabledelayedexpansion
set /p n=请输入数字：
for /l %%i in (1,1,!n!) do set /a s+=%%i
echo !b!
pause
复制代码

edmond

@echo off
set t=0
for /l %%a in (1 1 100) do (
set/a t+=%%a
)
echo %t%
pause
复制代码

lvsehuaxue

@echo off
set n=101
:loop
set /a n=n-1
set /a m+=n
if %n% neq 0 goto loop
echo %m%
pause
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gaoyi445267987

@echo off
SET N=0
SET /P M=INPUT A NUMBER
:START
SET /A N+=1
SET /A SUM+=%N%
IF %N% EQU %M% (ECHO %SUM%) ELSE goto START
PAUSE
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piedcity

@echo off
set /a var=0
for /l %%i in (1,1,100) do (
set /a var+=%%i
)
echo %var%
pause
复制代码

win

收藏了有空来学习一下

lvsehuaxue

rem 此为第二个问题答案
@echo off
set /p a=请输入数值
for /l %%i in (1,1,%a%) do (
    set /a n+=%%i
)
echo %n%
pause
复制代码

rogue_1983

@echo off
setlocal enabledelayedexpansion
for /l %%i in (1 1 100) do set /a b+=%%i
echo !b!
pause
复制代码