求数列2 1 3 2 5 3 VB

添加一个文本框输入前N项的N值,再添加一个命令按钮即可PrivateFunctionF(NAsLong)AsLongIfN>2ThenF=F(N-1)+F(N-2)ElseF=1EndIfEndFun

dimf()asdoublen=inputbox("in","NO.")redimf(n)asdoublef(1)=1f(2)=1fori=3tonf(i)=f(i-1)+f(i-2)nextprin

PrivateSubForm_Click()Dima(1To40)AsLongFori=1To40Ifi=1Ori=2Thena(i)=1Elsea(i)=a(i-2)+a(i-1)EndIfPrin

#include#includemain(void){intn,i;printf("请输入n的值\n");scanf("%d",&n);intsum1=1,sum2=2,sum;for(i=3;i

functionsum(nasinteger)dima(30)asintegerdimsasintegers=0a(1)=0a(2)=0a(3)=1fori=4to30a(i)=a(i-1)+a(i-

DimnAsIntegerDimmAsIntegerDimiAsIntegerDimjAsIntegerDima(30)AsInteger'确定数组的范围（）里的数即为最大可储存数+1PrivateS

Dima(35)AsLongDimiAsInteger=0,jAsInteger=0Fori=0To35a(i)=Nothing'''''''''''''''''''''''''''初始化Nexta(

Dima1,a2,a3,a4,iAsIntegera1=3:a2=4:a3=5fori=4to26a4=a1+a2+a3a1=a2a2=a3a3=a4next输出a4即可

PrivateSubForm_Click()DimnAsIntegern=Val(InputBox("请输入N:"))Dima,bAsLonga=1:b=1Fori=1TonPrinta&""&b&"

OptionExplicitDimf(40)AsLongPrivateSubCommand1_Click()DimiAsByteDimsAsLongf(1)=1f(2)=1s=2Print"No1:"

解题思路：数列的综合应用解题过程：是否缺少条件呢？等差或等比数列？请在核实！最终答案：略

OptionExplicitDimFileNameAsString'文件名变量PrivateSubForm_Load()DimFilePathAsStringFilePath=App.PathIfRi

VB程序斐波那契数列代码ma,b,ciasintegera=1b=1fori=3to10c=aba=bb=cdebug.printcnexti

斐波那契数列的发明者,是意大利数学家列昂纳多·斐波那契.斐波那契数列指的是这样一个数列：1、1、2、3、5、8、13、21、……下面是前1000项斐波那契数列的和的VB代码:PrivateSubCom

非递归：staticvoidf(intn){longp1=1,p2=1,p=1;for(inti=1;i

PrivateFunctionbq(ByValsAsLong)AsLongSelectCasesCase1bq=1Case2bq=1CaseIs>=3bq=bq(s-1)+bq(s-2)EndSele

OptionExplicit'产生斐波那契数列并保存到D:\fb.txtPrivateSubCommand1_Click()DimFB(1To15)AsIntegerDimiAsInteger'产生斐

回答过了啊……Dimf1,f2,f3AsLongDimi,jAsIntegerf1=1f2=1j=3        &n

楼上的程序会慢死人的.给一个非递归实现.functionFibonacci(byvalnasLong)asLongdiml1aslong,l2aslong,l3aslongl1=1l2=1ifn

先写两个数列.PublicSubaa()DimabAsStringDimi,jAsIntegerDima,bAsInteger'素数序列Fori=1To1000Forj=1ToiIfiModj=0An