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
Requirements:  
+ H" n6 Y" M. i' @9 C1 x8 q+ IConsider the three Java Classes: Borrow, RepayCalc and RepayCalcMenu, available from the  
) f1 A; a( A3 }. H# _: X) F  K3 PAssignment 2 page on Vista.  
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* h; d: \1 E9 zYou are required to perform the following tasks:  
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1 i7 d( |4 d1 b0 T" k/ iThe RepayCalcMenu class: (Total maximum 20 marks available)  
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      1.   Provide a basic text-based interface to a Repayment Calculator for the Megalodon  
+ W9 @# z# P. m, s( Z1 V% E, @           Finance Company so that it can be used by the Megalodon staff members to  
           determine repayment options for their clients.  

           The staff must be able to:  
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           *    Log on to the ‘system’ using their user name and a Personal Identification  
                Number (PIN), which a four digit number **.   
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0 C% U* R) \. V6 g( H3 m                   *    The user should not be able to use the ‘system’ until they have provided the  
                        correct user name and PIN combination. You should give them a second or  
* l2 N1 ^1 ?& ~                        third chance to get it right before shutting the ‘system’ down.   

3 o" |+ U5 y9 t$ ^4 e  
                  
                ** You must use the user names and passwords provided in your individual  
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                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  
                to the screen should prompt the user with the user names and passwords (for  

                marking purposes).  
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*    The interface should provide a menu so that the staff can:  
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/ n: \/ _; a0 ~/ ]                -    Perform a Repayment calculation  

- W! |) i3 |* z+ h0 w" V                -    Print out to the screen the Repayment details  
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                -     Change one, two, or all of the values for the current calculation  
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                -     Start a new calculation   
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6 ~& v, Z1 S6 A. O                -    Leave the program.  
! @& N1 @& B# `; d: z* U3 bThe RepayCalc class: (Total maximum 10 marks available)  

& g, O, W( M' h* F/ z" v     2.    Provide a method to accept three input values from the user:   
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                -     the Amount to be Borrowed (to 2 decimal places, for example, 10550.00)  
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                -     the Annual Interest Rate (to 2 decimal places, for example, 9.75)  
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" w: h5 v9 E6 Z- m' ^, S# e) |                -     the Period of Repayment (in whole Years, that is, no fractions of a year)  

; a: |# W2 l5 O- y* b. C; k2 T" g      3.   Provide a method to print out to the screen the three input values (accepted in  
! R- o- ^) L" u, p4 s3 y  T           requirement 2), plus the repayment calculations:  

                -     the Weekly repayments  

9 S* {5 o% f+ z* l* Y% Q2 O- O                -     the Total repayment amount (Amount borrowed + Interest)  

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The Borrow class: (Total maximum 40 marks available)   
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% g9 _) A# V( @1 {     4.    Provide methods to perform the following tasks:  

8 C' ?) I, D0 y3 h* @( e                -     to calculate the weekly repayments ***  

                -     to calculate the total repayment amount  

                -     to return the amount borrowed  

, M$ ~: Y* |, F; Q4 j# h                -     to return the borrowing period in years  

3 V) ]6 m) q  P5 F                -     to return the borrowing period in weeks  

                -     to return the annual interest rate  
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                -     to return the weekly repayments  
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                -     to return the total repayment amount   

0 H* G9 c" L' s7 i- ?# t# A) M                -     to reset the loan amount  

( R8 G7 V% ~; }9 O: ?5 V5 y! l                -     to reset the annual interest rate  

% V- U" Q' x1 R0 L# G4 R7 W3 D2 s                -     to reset the loan period (in years)   

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' \# F" Z$ e. C! H- o               
# m% r- i# n& V      
5 W, [( N4 l# b$ D              *** Use a simple interest calculation (not compound) formula, for example:   
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1 B, s( m$ `; y5 d" ]6 o             weeklyRepayment = (borrowedAmount * 1 + (annualInterestRate *  
, O7 u5 {: U# Z/ Q% _             numberOfYears )) / numberOfPayments;  
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9 ^# r$ {% P  J4 S6 U' r4 A         
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Individual Data (Maximum 10 marks available)  

      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  
           log onto the BSA104 Assignment 2 page on Vista to generate your individual data  
           and instructions for this requirement. You will need to use your University of  
7 M! ^" m: K3 [* }  A. L! n           Tasmania (UTas) student number.  
            
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) ?/ R$ N/ }8 k4 }" ?2 O/ |                                                        Page 2 of 5  

For requirement 5 use the following data:

% ~" _( ]7 S% n6 X! R# Data Set 1:
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User name: JordanM
4 @+ Z, M; T; J% ^7 t% ]Password:  Ferrari
Borrowed: $ 749.95
# ?% {- P: M4 NInterest:    15.0 %
9 g4 V# I' n$ F7 iYears:      4

+ J* M& c6 T% m  d# Data Set 2:

User name: KimZ
% R4 W* H! d* ePassword:  DimSim
, t9 a: F& C2 Q+ }Borrowed: $ 150500.25
Interest:    5.5 %
Years:      7

[ 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。