
CODE: [Copy to clipboard]@echo off
setlocal enabledelayedexpansion
for /l %%i in (0,1,20) do (
for /l %%j in (0,1,33) do (
for /l %%k in (0,2,100) do (
set /a money=5*%%i+3*%%j+%%k/2
set /a chook=%%i+%%j+%%k
if !money! equ !chook! if !money! equ 100 (
set /a num+=1
echo !num!: %%i+%%j+%%k
)
)
)
)
echo 百钱买百鸡,共有 %num% 种买法。
pause
CODE: [Copy to clipboard][ Last edited by jmz573515 on 2007-2-9 at 11:10 AM ]for g=0 to 20
for m=0 to 33
for x=0 to 100 step 2
if 5*g+3*m+1/2*x=100 and g+m+x=100 then
n=g & "+" & m & "+" & x
s=s & n & vbcrlf
end if
next
next
next
msgbox s
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