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楼主 |
发表于 2025-4-6 13:42
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SELECT 1
USE D:\素数式系数\素数式23.DBF ALIAS 素数式
SELECT 2
USE D:\素数式系数\最密k生素数间距.DBF ALIAS 间距
kssj=SECONDS()
FOR h=1 TO 100
@ 5,12 say h
k=h+1
SELECT 1
GO 1
E=1000
For i=1 to 1658880
SELECT 1 &&打开盛放素数式的表
jl=recno()
PUBLIC A
A=sss23
SKIP h
PUBLIC B
B=sss23
cj1=B-A &&求前后两个素数的差值
IF E>cj1
E=cj1
ELSE E<=cj1
E=E
ENDIF
SELECT 1
GO jl+1
ENDFOR
SELECT 2
APPEND BLANK &&增加一条空记录
REPLACE ksss WITH k &&将k值付给ksss
REPLACE jj WITH E
ENDFOR
=MESSAGEBOX("运行时间:"+LTRIM(STR(INT((SECONDS()-kssj)/60)))+"分"+LTRIM(STR(MOD(SECONDS()-kssj,60),5,2))+"秒",64,"运行时间提示") |
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