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
# C% g. q# |+ D# }' S  d2 f: XRequirements:  
2 L, I1 N: |$ c" W9 [Consider the three Java Classes: Borrow, RepayCalc and RepayCalcMenu, available from the  
, r# x1 u/ b  RAssignment 2 page on Vista.  
  
$ _. n( P6 s7 Z( |# \You are required to perform the following tasks:  
$ S1 S( q$ k# _! }9 K  
$ b5 S+ I1 O' Y* C9 i6 |0 FThe 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  
' W. f! Z3 }6 W9 B6 N4 |7 T           Finance Company so that it can be used by the Megalodon staff members to  
           determine repayment options for their clients.  
% Q0 W/ W! H* \+ ~1 V
; S0 U/ k6 L  s$ V4 O% a           The staff must be able to:  

           *    Log on to the ‘system’ using their user name and a Personal Identification  
9 Z- R) Z/ C* q9 l                Number (PIN), which a four digit number **.   

                   *    The user should not be able to use the ‘system’ until they have provided the  
  H1 @3 N; h0 P, I                        correct user name and PIN combination. You should give them a second or  
9 j5 V( w& B  ]- a( I- W0 i0 Z                        third chance to get it right before shutting the ‘system’ down.   
3 N/ z. f0 }0 |, @- d  }
; D- E3 X; b- }5 H4 l/ p  
                  
                ** 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).  
5 ]9 n  {6 w, Y                The user names and passwords should be included in your code, and the output  
% [1 Y: [7 c/ l$ k% C) ?' h9 f                to the screen should prompt the user with the user names and passwords (for  

                marking purposes).  

5 q4 L* M9 o4 e                  
3 d6 R. U" U4 C/ ?& E            
* f8 W; ?( P) ?. u/ Q' ~/ s4 z# b*    The interface should provide a menu so that the staff can:  

                -    Perform a Repayment calculation  
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& o$ n0 r- Y; q- M: T                -    Print out to the screen the Repayment details  
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                -     Change one, two, or all of the values for the current calculation  

/ R. z- ]4 l0 V& o- H$ q                -     Start a new calculation   

8 }4 }+ p6 J8 M! w% [) P7 _9 p4 x                -    Leave the program.  
' `5 Z6 s) C0 f# q8 r" u9 c0 X* xThe RepayCalc class: (Total maximum 10 marks available)  

     2.    Provide a method to accept three input values from the user:   
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2 j6 q- Y: M; p+ f, X                -     the Amount to be Borrowed (to 2 decimal places, for example, 10550.00)  
+ ^! I2 |4 R! q& M8 H4 [
0 e6 H: e! k8 K8 ~% P& B" b                -     the Annual Interest Rate (to 2 decimal places, for example, 9.75)  
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                -     the Period of Repayment (in whole Years, that is, no fractions of a year)  

  l/ W6 z  o' G$ e7 Y) w. }      3.   Provide a method to print out to the screen the three input values (accepted in  
           requirement 2), plus the repayment calculations:  
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/ V' v8 t4 b1 X3 U; p                -     the Weekly repayments  
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4 H2 d4 g4 h$ W+ X                -     the Total repayment amount (Amount borrowed + Interest)  

- d6 S# M9 `; q, N* w+ ^! U  
1 l1 k5 o& g' P* u! d. N+ \* u
The Borrow class: (Total maximum 40 marks available)   

1 G' p: m, T  J, b8 K' n     4.    Provide methods to perform the following tasks:  
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! h2 ?2 j3 A, g$ K0 p  W: Y                -     to calculate the weekly repayments ***  
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8 B; a9 T1 t9 }4 w) A' y                -     to calculate the total repayment amount  

# ^6 a4 K3 ?6 V3 o% Q( w# Q- a                -     to return the amount borrowed  
$ Z" w# `7 F1 i9 A  H
  i* n$ \9 y) o4 ^' z                -     to return the borrowing period in years  

2 s* @& Q9 W6 G, f! G, j                -     to return the borrowing period in weeks  

* o" @" X4 {. f- Z0 j                -     to return the annual interest rate  

+ M5 p7 j* A. _- d                -     to return the weekly repayments  

' ?- \' [# C& W& c0 C                -     to return the total repayment amount   
; `0 U+ [  b. Z) X! k! m
/ F- k9 L7 f; s                -     to reset the loan amount  
5 l; c) c* ^; M9 i. F$ Y1 w
4 l8 I# q8 a* _( S2 @                -     to reset the annual interest rate  
3 F: e6 N" o: {9 Y9 e1 r& k# _
# w7 E6 C5 E: t6 e% w3 p                -     to reset the loan period (in years)   

      
) \! J, [5 ^. S. F0 P8 [, R. N2 \
               
      
5 r8 s% L5 p% x# T              *** Use a simple interest calculation (not compound) formula, for example:   
      
             weeklyRepayment = (borrowedAmount * 1 + (annualInterestRate *  
             numberOfYears )) / numberOfPayments;  

- x4 {  x# U1 G  X         
+ T5 t. u& ]0 N. ]1 t! m3 A& a* R
- Z" i* S: T! l' f3 G. X# L: x' o      

Individual Data (Maximum 10 marks available)  
: @9 P# P( B- ~9 w( ~* S+ V
* L4 v* f% n- Q7 }0 t% V# a      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  
           Tasmania (UTas) student number.  
" M) V% r+ @/ J& r, w) F0 a' Y            

" z3 K& i7 g7 B& N6 c8 R3 x: Z( B                                                        Page 2 of 5  
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+ V9 L0 |; W5 e, G" A/ p; E8 fFor requirement 5 use the following data:
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4 P7 E2 z: h  T# Data Set 1:

User name: JordanM
Password:  Ferrari
Borrowed: $ 749.95
" e, T) n3 H1 W" H+ W/ y) F' CInterest:    15.0 %
Years:      4
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. Y; V3 f! ]5 j6 P- G# Data Set 2:

User name: KimZ
. A; ?3 n2 Z. O0 G6 _5 SPassword:  DimSim
Borrowed: $ 150500.25
) s! ]3 \; v/ jInterest:    5.5 %
; k4 A8 [- q& R1 pYears:      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。