From fe3c8fb4d4e40ff09a3e149b766d2393d623defb Mon Sep 17 00:00:00 2001
From: k0rrluna <k0rr.luna1@gmail.com>
Date: Tue, 3 Dec 2024 14:48:13 +0300
Subject: [PATCH] lab4

---
 labs/lab4/Account.class       | Bin 0 -> 1562 bytes
 labs/lab4/Account.java        |  71 ++++++++++++++++++++++++++++++++++
 labs/lab4/Grades.java         |  24 ++++++++++++
 labs/lab4/ManageAccounts.java |  33 ++++++++++++++++
 labs/lab4/Student.class       | Bin 0 -> 1380 bytes
 labs/lab4/Student.java        |  46 ++++++++++++++++++++++
 6 files changed, 174 insertions(+)
 create mode 100644 labs/lab4/Account.class
 create mode 100644 labs/lab4/Account.java
 create mode 100644 labs/lab4/Grades.java
 create mode 100644 labs/lab4/ManageAccounts.java
 create mode 100644 labs/lab4/Student.class
 create mode 100644 labs/lab4/Student.java

diff --git a/labs/lab4/Account.class b/labs/lab4/Account.class
new file mode 100644
index 0000000000000000000000000000000000000000..723f8e9102b87f45212aef0464e7cb1a5dcfe77b
GIT binary patch
literal 1562
zcmaJ>>uwWA7(HV<UfbE+OcEL{!409Y4a99Bv|th-Hh~0(A{hl${WV!noF(?I<sF0a
zBvk4H^k*+>S}8yJ0DY*cXS~~7u!SwpjK4kSd}qFyZ~yuC_-_EKsAUjC+(N>}2$BMm
zZ{<5#YDuqI`fm5Fa<oA5q3gMNO(32x?4*%G+Cs+0C~N`iiR1V^k0@(blI17?Q8l1(
z8xxomNO-c%V77KDT-ROKYnBZvYvTf@$(D|zU-sH$Z>2Gdixxh!F^5a%9Mum4t%!;H
zJ!YH<C0)Ptih7!=O18@>Tw%6NFX-*<xsIzmo!jeqjUa=0T(gj~@i`U*F7)l3=h8;U
zD78F_=LZcJcCxJ5qKzB)Lf~Rs9;k}%Ia0rI^*&dDmYxm_w^|rvXCaU`+=9UUA?jO$
zlp!j~$BXp94-Mq2gOshp4r^ZV8?5<6&Gi(Ex~sac<!+0S)O$K@bme<uXp+#ex|Ytt
zw(LX*tD!o6;Ih1#rqb*GpDB;NO1k#LvlE!k4>2c@cJ^hrsWudoWw`d5>Sh1@Gj+e$
zb<~DyY}nDQSvH5j6JGay9q6v?Y%9I*H-d>IRx?<`BMXmB#hwT(o?ai<d*>ghQs^W+
zfDP$rzk4X~<JrPSz)<wL^cpP{EY^Jgpw}r6R_;vX9P#yGM-74ha0VZCO8IO>B8iG@
zwd$@`yp|Q-ZIQxLfjiOmbEY*O<ixGqNubw0_dn_>##ppX&r{t>O9p`oEIb#uF;J6X
zTeYwyF#l;Nn>?%wn<K>+0ublO4(BRn`nW%{Q#o6_dLy{S@izah5}D*YQ~V2}xO4=o
zc>4%r#o5FWrhelCfn|=fq<}IBOd*Xd#!cJvD^S9hk<>OZaiXpj|A4jh;U`QMzc;HU
zMSsTV@0iJ6{u5V?Xsj=qr5tdXf>)Se-ZVJAVkCjsta17EiS$w=JsK)HR6O-&-hjXo
zGRTv32X`YsR~Z+4GGhGv!bP~1WIwpfaRv7{nkuZAoSf$j^cdHH8dqcdP2D`EG=4py
zhuKz`&5*xg@j{6LEt+g&eT&m5nr(k<a+N2tM%cGlh-eGUYceN`H(B<N@lPqb!J^(L
cB8CSja~|jFA=&HwvC8M58G&cm#0$**2ZKyke*gdg

literal 0
HcmV?d00001

diff --git a/labs/lab4/Account.java b/labs/lab4/Account.java
new file mode 100644
index 0000000..ed50394
--- /dev/null
+++ b/labs/lab4/Account.java
@@ -0,0 +1,71 @@
+//******************************************************* 
+// Account.java 
+// 
+// A bank account class with methods to deposit to, withdraw from, 
+// change the name on, charge a fee to, and print a summary of the account. 
+//******************************************************* 
+public class Account 
+{ 
+ private double balance; 
+ private String name; 
+ private long acctNum; 
+ //---------------------------------------------- 
+ //Constructor -- initializes balance, owner, and account number 
+ //---------------------------------------------- 
+ public Account(double initBal, String owner, long number) 
+ { 
+ balance = initBal; 
+ name = owner; 
+ acctNum = number; 
+ } 
+ //---------------------------------------------- 
+ // Checks to see if balance is sufficient for withdrawal. 
+ // If so, decrements balance by amount; if not, prints message. 
+ //---------------------------------------------- 
+ public void withdraw(double amount) 
+ { 
+ if (balance >= amount) 
+ balance -= amount; 
+ else 
+ System.out.println("Insufficient funds"); 
+ } 
+ //---------------------------------------------- 
+ // Adds deposit amount to balance. 
+//3
+//Chapter 4: Writing Classes
+ //---------------------------------------------- 
+ public void deposit(double amount) 
+ { 
+ balance += amount; 
+ } 
+ //---------------------------------------------- 
+ // Returns balance. 
+ //---------------------------------------------- 
+ public double getBalance() 
+ { 
+ return balance; 
+ } 
+ //---------------------------------------------- 
+ // Returns a string containing the name, account number, and balance. 
+ //---------------------------------------------- 
+ public String toString() 
+ { 
+    String strbalance = balance+"";
+    return "Account name: " + name + ", Account num: " + acctNum + ", Account balance: " + strbalance;
+ } 
+ //---------------------------------------------- 
+ // Deducts $10 service fee 
+ //---------------------------------------------- 
+ public void chargeFee() 
+ { 
+    balance -= 10;
+ } 
+ //---------------------------------------------- 
+ // Changes the name on the account 
+ //---------------------------------------------- 
+ public void changeName(String newName) 
+ 
+ { 
+    name = newName;
+ } 
+} 
diff --git a/labs/lab4/Grades.java b/labs/lab4/Grades.java
new file mode 100644
index 0000000..9ca7da4
--- /dev/null
+++ b/labs/lab4/Grades.java
@@ -0,0 +1,24 @@
+// **************************************************************** 
+// Grades.java 
+// 
+// Use Student class to get test grades for two students 
+// and compute averages 
+// 
+// **************************************************************** 
+public class Grades 
+{ 
+ public static void main(String[] args) 
+ { 
+ Student student1 = new Student("Mary"); 
+ //create student2, "Mike"
+ Student student2 = new Student("Mike"); 
+ //input grades for Mary 
+ student1.inputGrades();
+ //print average for Mary 
+ System.out.println(student1.getAverage()); 
+ //input grades for Mike
+ student2.inputGrades(); 
+ //print average for Mike
+ System.out.println(student2.getAverage()); 
+ } 
+}
\ No newline at end of file
diff --git a/labs/lab4/ManageAccounts.java b/labs/lab4/ManageAccounts.java
new file mode 100644
index 0000000..603fef9
--- /dev/null
+++ b/labs/lab4/ManageAccounts.java
@@ -0,0 +1,33 @@
+// **************************************************************** 
+// ManageAccounts.java 
+// 
+// Use Account class to create and manage Sally and Joe's 
+// bank accounts 
+// ****************************************************************
+public class ManageAccounts 
+{ 
+ public static void main(String[] args) 
+ { 
+ Account acct1, acct2; 
+ //create account1 for Sally with $1000 
+ acct1 = new Account(1000, "Sally", 1111); 
+ //create account2 for Joe with $500 
+ acct2 = new Account(500, "Joe", 2222);
+ //deposit $100 to Joe's account
+ acct2.deposit(100); 
+ //print Joe's new balance (use getBalance())
+ acct2.getBalance(); 
+ //withdraw $50 from Sally's account 
+ acct1.withdraw(50);
+ //print Sally's new balance (use getBalance())
+ acct1.getBalance(); 
+ //charge fees to both accounts
+ acct1.chargeFee();
+ acct2.chargeFee(); 
+ //change the name on Joe's account to Joseph
+ acct2.changeName("Joseph"); 
+ //print summary for both accounts
+ System.out.println(acct1);
+ System.out.println(acct2); 
+ } 
+} 
diff --git a/labs/lab4/Student.class b/labs/lab4/Student.class
new file mode 100644
index 0000000000000000000000000000000000000000..05abdacb9850617b6782be59dd99494bd46549e6
GIT binary patch
literal 1380
zcmaJ=>rNU$6#fR4Ra`~zel1qKfL7G>Dr!}{wrHDRY?}TWVboRFCA)*EZ_>ADYpNzT
z=>znknx5IEh{Z_4nb|Yn`Of|KpPOF*7O@k64|N*qbu_@w(00Plcp}fuqr|&|6Ook+
z{sqG{<Pt;OL~OqajcC#k(9sN?LCeTePMCyhcD&mzF9?Qk`j#gnZNofDD$7<KL9{V6
zNa4s?2DYZOVIA!i?OYQ&(WRkVM-O`M1e7^<q$p4vR*4*TdM*qr@t*i4c@eyj3{zJ9
zItDPv&|ToCB4wFbE<YIZm~M{brgRv_CTio0)v5w`gouV=9gi`>(C+4R*CCalsNCmG
zis(MpeGQ`wA=k7djeH`L<)$fYmFBpP3B(wDhO(~Yvuzej|MCeSib>U*DTbahKSfXt
ziR~-Uw2lO37y_pFEZ3~kL7v(`9a{^7q2Iqubx}Wt`jnNUr(oJJ#cru^AnZNvf}0KH
zchlxMK_v<t3Au76Y<@&wjXu1_c1+w;CqieelARSBhVrVHhhkbKO&wgdEa^y_7k7j_
zwsKC;kEH-!V_CzBYSk)3^mbef^UOLG32$n=?rrd_wCr<+FVz(;13l6$ZszjBiKZ><
zv{X#i_OeQI$8hhwDDHuOs=|AVkgQI;Op)UGe8!L>*@!iU-gQ$7JHp1Dh?BK!5jnK%
zh&$<x*m&T1j!L$zW+Ij6jw2im+YF;M6}c}_4R0BS9){8edsV?OEt`*qppGQ1FWr1<
zAKjBSkj{D<kOqv9d`e#nE)wX7UxURbFQLU-FVUhz=sUeLJR{jf79gH_VrW7Ltq9XT
zx6|u$_{&U(Wv2NHBKraD27SO4hJGUY@d9Jlh^OO|S9n6~6~wHID66ad^${z`K8Svj
z1GJlin8grY(Y7+Yz)acan41mIN)B7-AIf%M&iY!3Tg3*9l6*<FUdDrTDs6)b^4ovV
gDN16VbUq}hG(=3dMS`bXxsFZJ1?YPVZ;(dsUnH$Tq5uE@

literal 0
HcmV?d00001

diff --git a/labs/lab4/Student.java b/labs/lab4/Student.java
new file mode 100644
index 0000000..2168af9
--- /dev/null
+++ b/labs/lab4/Student.java
@@ -0,0 +1,46 @@
+// **************************************************************** 
+// Student.java 
+// 
+// Define a student class that stores name, score on test 1, and 
+// score on test 2. Methods prompt for and read in grades, 
+// compute the average, and return a string containing student’s info. 
+// **************************************************************** 
+import java.util.Scanner; 
+public class Student 
+{ 
+ private String studentName;
+ private double test1;
+ private double test2;
+ public Student(String studentName) 
+ { 
+ this.studentName = studentName;
+ this.test1 = 0;
+ this.test2 = 0;
+ } 
+ //----------------------------------------------- 
+ //inputGrades: prompt for and read in student's grades for test1 and test2. 
+ //Use name in prompts, e.g., "Enter's Joe's score for test1". 
+ //----------------------------------------------- 
+ public void inputGrades() 
+ { 
+ System.out.println("Enter "+studentName+"'s score for test1");
+ Scanner scan = new Scanner(System.in);
+ test1 = scan.nextDouble();
+ System.out.println("Enter "+studentName+"'s score for test2");
+ test2 = scan.nextDouble();
+ } 
+ //----------------------------------------------- 
+ //getAverage: compute and return the student's test average 
+ //----------------------------------------------- 
+ public double getAverage() 
+ { 
+ return (test1+test2)/2; 
+ } 
+ //----------------------------------------------- 
+ //getName: print the student's name 
+ //----------------------------------------------- 
+ public String getName() 
+ { 
+ return studentName;
+ } 
+}
\ No newline at end of file