高手啊，有没有人可以教我做JAVA程序啊

wwwsnailcom

汗，真是不知道怎么写，同学找了个哥哥，3个小时就搞定了，我编了3天，还有100多个错，可怕啊
有没有高手帮我哦，周5就要交了，我的邮箱是[email protected],谢谢啦
: G7 _+ ]$ B* V% U4 q" }6 {Requirements:  
Consider the three Java Classes: Borrow, RepayCalc and RepayCalcMenu, available from the  
Assignment 2 page on Vista.  
7 r9 G8 @: n" c4 @  x; g+ G  
You are required to perform the following tasks:  
  
The RepayCalcMenu class: (Total maximum 20 marks available)  
) g! N% P" g6 R) z) l% e* }$ V
      1.   Provide a basic text-based interface to a Repayment Calculator for the Megalodon  
           Finance Company so that it can be used by the Megalodon staff members to  
           determine repayment options for their clients.  
' f5 N0 g. Z7 l' E! M" @* s
           The staff must be able to:  
6 h5 ?( ]  j) [" }5 R$ U
' k8 L% S( P2 A0 T' e8 I$ R           *    Log on to the ‘system’ using their user name and a Personal Identification  
                Number (PIN), which a four digit number **.   
! A( B" \8 @  N! t& [/ l3 z8 A
                   *    The user should not be able to use the ‘system’ until they have provided the  
) W9 x- k5 f; `3 e                        correct user name and PIN combination. You should give them a second or  
                        third chance to get it right before shutting the ‘system’ down.   
9 T2 l; X2 [/ I* {$ I
  
                  
- f' B0 T' M# r( u8 T! C0 H: R2 F                ** You must use the user names and passwords provided in your individual  

                data available from the Assignment 2 page on Vista (see requirement 5 below).  
                The user names and passwords should be included in your code, and the output  
7 D2 ^6 D: g2 l9 ~9 c: e  s  |                to the screen should prompt the user with the user names and passwords (for  
3 i9 X6 S& E9 V4 ^* I- R7 H
                marking purposes).  

                  
            
1 F5 ~' O8 @& Y. V% y*    The interface should provide a menu so that the staff can:  
' t- {0 V- O) z6 `* g, g2 |& D/ o
                -    Perform a Repayment calculation  
' C3 L2 W! @. C0 o* L  D
9 r5 r: B6 Q; `  D+ |2 D                -    Print out to the screen the Repayment details  
" b7 J1 X2 H7 _) w# b' g; [
, n6 g* z9 ]7 b3 y0 J                -     Change one, two, or all of the values for the current calculation  
) {7 m$ Y& |' i* [4 e% H( G
" S0 }' L1 N$ o/ E1 L4 }                -     Start a new calculation   
0 Y. Y3 r. M4 S* y4 r5 K# x/ E; X: q
                -    Leave the program.  
The RepayCalc class: (Total maximum 10 marks available)  

# x( P* ~2 }8 w7 v9 h6 L     2.    Provide a method to accept three input values from the user:   
/ w% I0 S8 r- n& S
" L, n; ~1 Z- H# W. }  i% Z                -     the Amount to be Borrowed (to 2 decimal places, for example, 10550.00)  
4 Z; f/ C7 [! t. ~$ i6 K) p  P3 G' \  K
                -     the Annual Interest Rate (to 2 decimal places, for example, 9.75)  
+ u& \4 Q9 Z* H4 ~" p) L" ^: Z
                -     the Period of Repayment (in whole Years, that is, no fractions of a year)  
7 S  u! q. Y, ]9 j2 b7 @
      3.   Provide a method to print out to the screen the three input values (accepted in  
           requirement 2), plus the repayment calculations:  
% k9 q; A) n9 n/ Y5 G8 d0 ]
                -     the Weekly repayments  
% [" m! e- }& p# p$ Z, Y0 H
: e7 L7 y0 E! e! M# u0 t# `3 b                -     the Total repayment amount (Amount borrowed + Interest)  
& V& i6 ]2 h2 X  X3 U5 k
  
/ @) P* y  e% R
) a7 B' |( ~  g7 |/ U- X8 aThe Borrow class: (Total maximum 40 marks available)   
' W5 v9 d6 c) O( p7 ^! t
; v2 d5 ?0 ~# v* c     4.    Provide methods to perform the following tasks:  

, i9 i% Z& `) d2 n" L) H, Q                -     to calculate the weekly repayments ***  
! o5 f; a9 B6 _2 P( \! S
                -     to calculate the total repayment amount  

                -     to return the amount borrowed  

                -     to return the borrowing period in years  

' a8 O- [2 e2 y; a, F                -     to return the borrowing period in weeks  

9 c" o2 m8 {5 s; ?& @& v                -     to return the annual interest rate  
+ h4 x* K- i% X+ ?4 Y) K; B5 c$ P
                -     to return the weekly repayments  

1 y1 E9 \+ F% P5 U3 f( {7 ?% Z                -     to return the total repayment amount   

# ^) g: ~+ N6 v0 r( @1 Q                -     to reset the loan amount  

3 o9 T2 K8 e4 o                -     to reset the annual interest rate  

                -     to reset the loan period (in years)   
( u5 t$ A2 \( N# L0 ~2 F; N
      
3 a7 w; C: o. Q6 Q5 J
$ K/ u/ @+ h( @% }               
      
              *** Use a simple interest calculation (not compound) formula, for example:   
% B# k7 c% r0 ^3 h4 W1 Q: e; s      
             weeklyRepayment = (borrowedAmount * 1 + (annualInterestRate *  
8 s- z, e# c* k4 Q- T6 v; I, U             numberOfYears )) / numberOfPayments;  

: v$ O, o! {# c! A5 j* b  A9 R5 [         
# ~1 n0 ^0 b1 A. O. B2 g# |- X* P
' h- g/ d4 t4 l. m" d/ u5 c      

/ o6 o7 J3 X: @. _* V& z) \: \% eIndividual Data (Maximum 10 marks available)  

; q: ?# R) m) L+ F' X      5.   You will be given two Megalodon staff member user names and passwords, plus a set  
           of data for each staff member to use to calculate repayment details. You will need to  
  {. D! w/ D; x7 c. L, @           log onto the BSA104 Assignment 2 page on Vista to generate your individual data  
0 T# X2 _% ~# ?7 }9 K9 Z* A( e1 d           and instructions for this requirement. You will need to use your University of  
           Tasmania (UTas) student number.  
: K3 y# B9 V3 f7 Q- C            
% k5 a8 Y, S. B$ m" v
/ F1 G; G' B) I- T) ]8 k( J) B                                                        Page 2 of 5  
$ j" N% E! L8 w! _  {* t
For requirement 5 use the following data:

# Data Set 1:
1 d  x+ t- F3 F
User name: JordanM
9 J4 T! P4 ~0 ?. D8 V8 k! [Password:  Ferrari
Borrowed: $ 749.95
1 ^& v% K& ]; d; G$ d0 l2 aInterest:    15.0 %
* _) L  _* Z+ NYears:      4
) l/ X- r% y9 r0 k/ W" v
" }0 m8 ]8 u% D$ ^; Y( j# Data Set 2:
6 E4 ?5 _- F' Y3 Y0 I0 G
User name: KimZ
7 I- d2 X4 x$ B. H: c2 Q" d+ }- H% JPassword:  DimSim
Borrowed: $ 150500.25
Interest:    5.5 %
$ _! s0 w  I0 w' \0 X! HYears:      7
/ ]( b" ?# n. K
3 q+ L8 R7 H1 [  N- o[ 本帖最后由 wwwsnailcom 于 2006-5-24 02:15 AM 编辑 ]

wwwsnailcom

怎么也没有里我啊，高手来呀

rulingdanny

哦 对不起 爱莫能助。