From c0f6f1c4e192c8f6d52a2dc0cb48087b08d250c6 Mon Sep 17 00:00:00 2001
From: Sumit-Rajak99 <sumitrajaksumitrajak793@gmail.com>
Date: Thu, 18 Sep 2025 21:08:15 +0530
Subject: [PATCH 1/3] account

---
 one.java/Abstraction.java |  16 ++++++++++++++++
 one.java/Acount.class     | Bin 0 -> 748 bytes
 one.java/Acount.java      |  28 ++++++++++++++++++++++++++++
 one.java/Encap.class      | Bin 0 -> 490 bytes
 one.java/Encap.java       |  15 +++++++++++++++
 one.java/Inheritance.java |   1 +
 one.java/Opps.class       | Bin 0 -> 551 bytes
 one.java/Opps.java        |  15 +++++++++++++++
 one.java/String.java      |  12 ++++++++++++
 one.java/Two.class        | Bin 0 -> 549 bytes
 one.java/Two.java         |  28 ++++++++++++++++++++++++++++
 11 files changed, 115 insertions(+)
 create mode 100644 one.java/Abstraction.java
 create mode 100644 one.java/Acount.class
 create mode 100644 one.java/Acount.java
 create mode 100644 one.java/Encap.class
 create mode 100644 one.java/Encap.java
 create mode 100644 one.java/Inheritance.java
 create mode 100644 one.java/Opps.class
 create mode 100644 one.java/Opps.java
 create mode 100644 one.java/String.java
 create mode 100644 one.java/Two.class
 create mode 100644 one.java/Two.java

diff --git a/one.java/Abstraction.java b/one.java/Abstraction.java
new file mode 100644
index 0000000..7677d9f
--- /dev/null
+++ b/one.java/Abstraction.java
@@ -0,0 +1,16 @@
+class Abstraction{
+    
+    int a;
+
+//    Abstraction=nesseary information show and unesseary hide 
+//    like name of variable is unesseary and name of function nesseary
+    void set(int a){
+        this.a = a;
+        System.out.println(this.a); 
+    }
+
+    public static void main(String args[]){
+        Abstraction obj = new Abstraction();
+        obj.set(10);
+    }
+}
diff --git a/one.java/Acount.class b/one.java/Acount.class
new file mode 100644
index 0000000000000000000000000000000000000000..6ece5786690f7fa61db7ab7e35f447dbe51c1fb1
GIT binary patch
literal 748
zcmaKqU279j5Qg8A-DZ>RCh6wOq_MTys>ue-l~)x(ltLkXKqOFl<4JaDw<fzG-5C5g
z{sa|GLBVVB(%<5>_)c07waBt(=FFLS&dj^}?dPX203M-jBL%~P>0kwEg|!p?N_R#&
zI_f+foCL!}A$>25!sNb!(QNgz$RKOMcCZSEXAg$)EMk&1&@37T3Ti)#JPH=p9Jna{
zf$Y6LO@c8=@r*T<?((uQ?mU}@QPNAMfgbPLD5GMb>fj1$3Z+YOc-=%QMv;Qq+;8=5
zc4f%YaBx+stkdIo&Xy#$>EN2g4DI`}zwY3M>@)K)IrgV|&Z9{vsE4u70SetP3ZBfy
zgJAkx4@QjSdWjyse5@xIdvmNM-)SCp*>o5k?Y8;~b}ybyhrwPbC9CJc+>!3F#amO9
zTVBe>71&<d6?)Vi3On>RXq7~~GpKiT6mD{rWAP!g(MswbVS=kST=V-Ils(sc`w`ZA
z<h&2C7AQ%1YFS={Nk0vXPoACBVB;1e22_oP+FUU2G9=83cR)tt#Xr3BcJfREa-`(>
zsS5Nd=j90hzlb6cB_hhm;x?LpO}6<NnS(RbyKPRmz<S$NKNi?%yZE}m)^ByH6cGGZ
TWUvD2sA8Q$Hb`qRo`Uxa58ifA

literal 0
HcmV?d00001

diff --git a/one.java/Acount.java b/one.java/Acount.java
new file mode 100644
index 0000000..d564018
--- /dev/null
+++ b/one.java/Acount.java
@@ -0,0 +1,28 @@
+class Acount {
+    int balance;
+    int pin;
+
+    void showbal(int pin) {
+        if (pin == 1234) {
+            balance = 1200;
+            System.out.println(balance);
+        }
+    }
+
+    void add(int amount) {
+        balance += amount;
+        System.out.println(balance);
+    }
+
+    void withdraw(int amount) {
+        balance -= amount;
+        System.out.println(balance);
+    }
+
+    public static void main(String[] args) {
+        Acount obj = new Acount();
+        obj.showbal(1234);  
+        obj.add(500);
+        obj.withdraw(200);
+    }
+}
diff --git a/one.java/Encap.class b/one.java/Encap.class
new file mode 100644
index 0000000000000000000000000000000000000000..4cb818098a0c3ecd20b7eef2d7456a4349692108
GIT binary patch
literal 490
zcmZvZT}uK%6o%h%*T&secgyU{?DIwq+U|{R`T$|6z!0LV(FPfDcSYBrpH-AXK|i1$
z6`j!_idfE>!_0Z!_ss0a=j%IwQ|#GD!Qe0*q%p_fb;Z5#dm`%im#waBCk%5(DpJWY
zgHf(DEo5ME*be65Fr?3-w&*i3K~cAmgUjJLSis^ht;WMJks(RMBT_5`Qx_HcR|6F#
zjbtE2ShKN&0>`q06|6Gk|LI}ieNFTt2D4nRG;JEk(5dKPLsQ03l7V>=-$@2HP?5YC
zg)KR_7Ofubn4wU_I_2AdTvgPmRhkTTBOVRf@?7Z_dwQh<?T&3yPSHCt3c4?4gMuE4
zc1l#0Xw_%w>ICeO3WiO}`gjJ>OjPUELlV+bUbXlF{)BAx8GMZV50#sWbCS=%g+<>M
k4KSnqZ`yrB=4OJmVBfRHSpN$<gl6d{<Otg#vlMo}05;)H^Z)<=

literal 0
HcmV?d00001

diff --git a/one.java/Encap.java b/one.java/Encap.java
new file mode 100644
index 0000000..553532d
--- /dev/null
+++ b/one.java/Encap.java
@@ -0,0 +1,15 @@
+class Encap {
+    // encapsulation =merge member variable into member function 
+    int a;
+
+
+    void set(int a){
+        this.a = a;
+        System.out.println(this.a); 
+    }
+
+    public static void main(String args[]){
+        Encap obj = new Encap();
+        obj.set(10);
+    }
+}
diff --git a/one.java/Inheritance.java b/one.java/Inheritance.java
new file mode 100644
index 0000000..5927677
--- /dev/null
+++ b/one.java/Inheritance.java
@@ -0,0 +1 @@
+inheritance =child inherit
\ No newline at end of file
diff --git a/one.java/Opps.class b/one.java/Opps.class
new file mode 100644
index 0000000000000000000000000000000000000000..abb875ab0338c5a71cb66a15b537fa1943850f2d
GIT binary patch
literal 551
zcmZvZ>q^5w5QWb+wQ16|t(R)ORO>ypU>`v7j~5V%6)FYsS6ZX2G)ZX_!N*dxf`Sj=
zLy2cCD1twBGMqW{&Ftpm^YtCTAsibC7$%YuV@L_)Z{0h$)^&rMTBCjIbs~Y(o(fd7
zFJL&8mW4Dd6ShPK@{hfFKZrb^t}td(q5ch0VePE1f~XnwJ=fn&BP$>Wv0uK9gHEKv
zz(yVuCMG4OFfB0kPnUq%(~NFFtTW<%FG#2gZgwjz6EgzIMz1%pQGj7F%t_2+K|r`X
zCwfXrk65D5IjOX?uPm{muWWE1$_L?<Cy=YFz&nlow%0#*+g&P2-&LF}oy+>qKmofM
z#{G_WthB|_qj&V`C=;CE%L*PYz-aLBX{oF-EAgvqW7{tf4@?Bs7<GBn#Fdz9>jptu
zwH{$kjt`Ohwd<dzscD)mtkXJbIijvBr8g8VUNBp)=Iv(`38+4yIK*Ogh~;0*3=x1$
TOa@s<6furPW&)ek6WIC!O?q9s

literal 0
HcmV?d00001

diff --git a/one.java/Opps.java b/one.java/Opps.java
new file mode 100644
index 0000000..0edf314
--- /dev/null
+++ b/one.java/Opps.java
@@ -0,0 +1,15 @@
+class Opps {
+   
+    int a;  
+void sum() {
+        System.out.println("sum function");
+    }
+
+    
+    public static void main(String args[]) {
+        Opps obj = new Opps();  
+        obj.a = 10;             
+        System.out.println(obj.a); 
+        obj.sum();              
+    }
+}
diff --git a/one.java/String.java b/one.java/String.java
new file mode 100644
index 0000000..29331be
--- /dev/null
+++ b/one.java/String.java
@@ -0,0 +1,12 @@
+import java.util.Scanner;
+
+public class String{
+    public static void main(String[] args) {
+        Scanner sc = new Scanner(System.in);
+
+    String name=true;
+        
+
+        System.out.println(name);
+    }
+}
diff --git a/one.java/Two.class b/one.java/Two.class
new file mode 100644
index 0000000000000000000000000000000000000000..bbef3c2ceb986d3c025cf9b93f3ec3353d7ca121
GIT binary patch
literal 549
zcmZvZ>q^5w5QWb+wQ1sN>!n&R)p}1Y*auMj;{}AGLQ6sXmDX6cG>No{;$taVLBR*`
zp~SNm6u}=m8D`FWXLj@P`T7pv5RQ!m3=>I-5u^mN9rxC)blsp`Ics*jRwR(xQ-O;1
z1q`Ruu#kpj!j>3?{3Ea3_ao1zDvUXltA2x2SUK;hAgV<@&-HiH7#EQJ*e_nkK`T;W
zU?YnO6O$5Cm=>7&XG*}l(Tr|DtTW_(FG#2g+PkHOi5dFV??M|n7#72v#5@)Rgv)cH
zO$yp!Ng(N*lp0!BlvvR>Hn<MU2jP_`kg2M`JB|IO*Q>kDE-OjjRWz2)W%b8Tz^;XH
zujL&pElJaPM=y>dxe30j;GsXG!NZ4TWtCZhU)>woet~#kBCy7&+ruGl#9T`^2+~#S
z5$5FB0GVI8{$-k)rr5$drNfaU)^(@whTO#qW~=3_{fs;T<tO9^SS$~){EL|(0<ei0
S#W*DL7{eknflbyE*!lwN5?tv3

literal 0
HcmV?d00001

diff --git a/one.java/Two.java b/one.java/Two.java
new file mode 100644
index 0000000..3cbc2eb
--- /dev/null
+++ b/one.java/Two.java
@@ -0,0 +1,28 @@
+class Two {
+   
+//     int a;  
+// void sum() {
+//         System.out.println("sum function");
+//     }
+
+    
+//     public static void main(String args[]) {
+//         Two obj = new Two();  
+//         obj.a = 10;             
+//         System.out.println(obj.a); 
+//         obj.sum();              
+//     }
+
+// encapsulation =merge member variable into member function /
+
+int a;
+
+void set(int a){
+    this.a=a;
+    System.out.println(this.a);
+}
+public static void  main(String args[]){
+    Two obj=new TWo();
+    obj.set(10);
+}
+}

From b01a62c1328acb648b6e7294889495b403b3ede7 Mon Sep 17 00:00:00 2001
From: Sumit-Rajak99 <sumitrajaksumitrajak793@gmail.com>
Date: Tue, 23 Sep 2025 22:23:50 +0530
Subject: [PATCH 2/3] add

---
 oOne.java/One.class             | Bin 0 -> 497 bytes
 oOne.java/One.java              |  16 ++++++
 oOne.java/i1.class              | Bin 0 -> 106 bytes
 one.java/Armstrong.class        | Bin 763 -> 743 bytes
 one.java/Bank.java              |  87 ++++++++++++++++++++++++++++++++
 one.java/InnerPloymorphism.java |  25 +++++++++
 one.java/Two.java               |  26 ++++++----
 7 files changed, 143 insertions(+), 11 deletions(-)
 create mode 100644 oOne.java/One.class
 create mode 100644 oOne.java/One.java
 create mode 100644 oOne.java/i1.class
 create mode 100644 one.java/Bank.java
 create mode 100644 one.java/InnerPloymorphism.java

diff --git a/oOne.java/One.class b/oOne.java/One.class
new file mode 100644
index 0000000000000000000000000000000000000000..f46982d01d22f5e396d0c887436182234530d0c3
GIT binary patch
literal 497
zcmZuuT}uK%6g}grquctCrhQsk1X`5zZ1hs}BpDb&^t9R{BkpdjyFovz9ux}t0sW}x
zj0F<-a_-!@=bU@z&e!+*Cx9y)n25oUh+9Y?DUcu8&vtWcd&6d@KXL}4K=NF9D!dRd
z>Wy9+DWoM#3oEex(Yr5`&~eG~BZ^Axxsmdlw}JA)ZWuVW+e#rTASaPq^*zT#9;*@s
z3q`C66qg7{e$w)>N5}fF<$N~!DR0<n^d!n`+0kw#7#cP$Z0VO6Y$LHF5L0IY@k{^F
z5y-Wb=iEeY-wE#Q{+Ks$*H&~d*B_SI3z%I$3I@)#(&Q8yo$5JJW2YDdwz)-vk;@}i
zm{k}BW8!EA@ydh1E>V{ON#t}yO+B1j0O>c#LS~BGg08=X1#a6U?xFf8IpMvoWIj;3
bpJBayJjKRBmgO)kQkI2<97Q$eG3@^U2pU)e

literal 0
HcmV?d00001

diff --git a/oOne.java/One.java b/oOne.java/One.java
new file mode 100644
index 0000000..78f6a5f
--- /dev/null
+++ b/oOne.java/One.java
@@ -0,0 +1,16 @@
+interface i1 {
+ void sum();
+//  abstract=no function body
+    
+}
+
+public class One implements i1 {
+    public void sum(){
+System.out.println("sum one");
+    }
+
+    public static void main(String[] args) {
+        One obj=new One();
+        obj.sum();
+    }
+}
diff --git a/oOne.java/i1.class b/oOne.java/i1.class
new file mode 100644
index 0000000000000000000000000000000000000000..658df6fff2fc9d223152342d2f2031881360be39
GIT binary patch
literal 106
zcmX^0Z`VEs1_l=fPId++Mh2!#Lv{uhMh1bb#Ii*FoW#6zegCAa)Z`LI2Ik_@Tp+2T
y8OF%K6`WsMl$`38nUl)Mz~P^lss~cf#=rnn05lCq1I=J%015y_*nuPy0|x*O787v*

literal 0
HcmV?d00001

diff --git a/one.java/Armstrong.class b/one.java/Armstrong.class
index 153246eb73f37f05dd5bed34492dc9a6bdbb9602..55813a5b3e7ded20a1178269d25d41ea20e7f34b 100644
GIT binary patch
delta 25
hcmey(`kZycWJVSqjcA|A3mN5@Iir0xpJCKz1ORbH2gU#Z

delta 38
ucmaFP`kQsbWJYE&jp)gWj3Sd4FpBaDNBd+YmL=-vB<7{-Z{ESE&j<kTZVTi9

diff --git a/one.java/Bank.java b/one.java/Bank.java
new file mode 100644
index 0000000..72250a4
--- /dev/null
+++ b/one.java/Bank.java
@@ -0,0 +1,87 @@
+// class Bank{
+//     int adhar_no;
+//     int name;
+//     int contact_no;
+//     int city;
+
+//     void cus(int adhar_no){
+//         adhar_no=873424379479;
+//         name="sumit rajak";
+//         contact_no=89289948;
+//         city="bhopal";
+//     }
+//     void cus1 extand cus(int adhar_no){
+//         adhar_no=87342;
+//         name="pawan verma";
+//         contact_no=892894329;
+//         city="bhopal";
+//     }
+//     void cus1 extand cus(int adhar_no){
+//         adhar_no=87342;
+//         name="pawan verma";
+//         contact_no=892894329;
+//         city="jaipur";
+//     }
+//     void cus2 extand cus1(int adhar_no){
+//         adhar_no=8734255;
+//         name="raj verma";
+//         contact_no=892894329;
+//         city="jaipur";
+//     }
+//     public static void main(String[] args) {
+//         Acount obj = new Acount();
+//         obj.cus();  
+//         obj.cus1();
+//         obj.cus2();
+//     }
+// }
+
+class Bank {
+    long adhar_no;
+    String name;
+    long contact_no;
+    String city;
+
+}
+
+// First Customer
+class Customer1 extends Bank {
+    Customer1() {
+        adhar_no = 873424379479L;
+        name = "Sumit Rajak";
+        contact_no = 89289948L;
+        city = "Bhopal";
+    }
+}
+
+// Second Customer
+class Customer2 extends Bank {
+    Customer2() {
+        adhar_no = 87342L;
+        name = "Pawan Verma";
+        contact_no = 892894329L;
+        city = "Bhopal";
+    }
+}
+
+// Third Customer
+class Customer3 extends Bank {
+    Customer3() {
+        adhar_no = 8734255L;
+        name = "Raj Verma";
+        contact_no = 892894329L;
+        city = "Jaipur";
+    }
+}
+
+public class Account {
+    public static void main(String[] args) {
+        Customer1 c1 = new Customer1();
+        Customer2 c2 = new Customer2();
+        Customer3 c3 = new Customer3();
+
+        c1.displayCustomer();
+        c2.displayCustomer();
+        c3.displayCustomer();
+    }
+}
diff --git a/one.java/InnerPloymorphism.java b/one.java/InnerPloymorphism.java
new file mode 100644
index 0000000..6d260ee
--- /dev/null
+++ b/one.java/InnerPloymorphism.java
@@ -0,0 +1,25 @@
+ class Ploymorphism {
+
+    void sum(){
+        system.out.println("sum one");
+    }
+    
+}
+class one extends Ploymorphism  {
+void sum(){
+    System.out.println("two sum");
+}
+  public static void main(String[] args) {
+    Two obj=new Two();
+    obj.sum();
+  }   
+}
+
+// ploymorphism is a two type=1.compile time plomorphism 2.run time ploymorphism 
+
+// function overlaoding is compile time ploymorphism  
+// reason= because we difine manualy
+
+
+
+//  function overiding is a run time ploymorphism         
diff --git a/one.java/Two.java b/one.java/Two.java
index 3cbc2eb..5f61ac2 100644
--- a/one.java/Two.java
+++ b/one.java/Two.java
@@ -6,7 +6,7 @@ class Two {
 //     }
 
     
-//     public static void main(String args[]) {
+    public static void main(String args[]) {
 //         Two obj = new Two();  
 //         obj.a = 10;             
 //         System.out.println(obj.a); 
@@ -15,14 +15,18 @@ class Two {
 
 // encapsulation =merge member variable into member function /
 
-int a;
+// int a;
 
-void set(int a){
-    this.a=a;
-    System.out.println(this.a);
-}
-public static void  main(String args[]){
-    Two obj=new TWo();
-    obj.set(10);
-}
-}
+// void set(int a){
+//     this.a=a;
+//     System.out.println(this.a);
+// }
+// public static void  main(String args[]){
+//     Two obj=new TWo();
+//     obj.set(10);
+// }
+// }
+
+system.out.print("hllow");
+    }
+}
\ No newline at end of file

From ae895e4757d30b753ab46d14754ec8b2c44ebaf5 Mon Sep 17 00:00:00 2001
From: Sumit-Rajak99 <sumitrajaksumitrajak793@gmail.com>
Date: Mon, 15 Dec 2025 10:26:14 +0530
Subject: [PATCH 3/3] add

---
 one.java/Armstrong.class      | Bin 743 -> 1258 bytes
 one.java/Functionfactor.class | Bin 763 -> 761 bytes
 one.java/Functionfactor.java  |   1 +
 one.java/Hcf.java             |   2 +-
 one.java/Pallindromstr.java   |  13 +++++++++++++
 5 files changed, 15 insertions(+), 1 deletion(-)
 create mode 100644 one.java/Pallindromstr.java

diff --git a/one.java/Armstrong.class b/one.java/Armstrong.class
index 55813a5b3e7ded20a1178269d25d41ea20e7f34b..d03c85c3cf9468006904024e6d623b6270b07fd4 100644
GIT binary patch
literal 1258
zcmaJ=T~8B16g@*f7RmypSU#j+6;KLF{Y0e{g#xijQIisk;f0}0%F^v@vpXg7PxQ?<
zp5*}&OnlcL;?EH8Yzvk^+%(%ev*(_B?wLEk{+#{*u#D9R+7K`hG!a6WA-c!+dD`Z(
zoPM{xCrXMTJa0)$EieQoQyT`_8G3zCU0HUzSmII&w*wJ$8Zb?Cq5Bd`@xW7}%Ft#>
zhIqlxw48Ka*6OOLT*0fE2n<AZ{a%K_$!j604PBwn#0|trh*KwB|H$6EmOLkG#{ffY
zMJnMYxjab9dUad4bIAyXaMQrBi3CO%`p$*4<T8Y6nu(~JDtsSEr6tRm)P~l1%R~~l
z84M{tsl3LLEBP3CIc8!U6AS}YUJ*G*mbm(0sa=XZ#ijBzYd+QJu9a5{yJuojt1|rh
zwv2&c%)m55$D&*Hl<UYcLony;2!@`5CB<96t#!U_(@wC;wY%ozX5m6CLswDpQe}<T
ze3XI5#C8E-h!mZ=TN105X6W|IIIb+uXk+LEmmEh?VP0DkYS-EE+VPxWh$StLY)xLM
zYWh3Vj+cx&(4VEFu7&i3K}S80tbqmX)hmW^{}g;TEV=JgM7p8BVc#k*DaSov_}qFN
zO<+UT8!mTj;f)s@r&6zFuDaW@b18BCpeC+?Z?@nY^Pg!wvL;22+jh}XB14|%_4wy(
z?s>v9u*5KNrKjtp8dzo+{XdkhUZXD>xhcA)`q6K?s5Bq<DH@@Frgx@Jz`jwy@POX>
zvxatH25E{l^d|ze5Ag3WJ|3atgytx)5SR@eAr|XD#^CfZMze|8VB!lBiD;xY8ybm+
z;-OvoZ7tA-ojpAJ9S@FtMIWWagQvIy9OLdGqRn;6Uuzj{zKl6^QyfGm-J32F6QyVn
zCaLbGj-oUIz0_9>&(Mb~`jNu`igX*cFpP(k*^l5E0mB9!888?<Kq78ZBTxJqPbm|`
X)rL80a@K#pz-!uz(0Y;hRxtDz;#@D}

delta 344
zcmW-b!Ab&Q6otQEXB-_%M@x|yLo2hitXvofMT>UTsx~brkSKDL!2&n+3^J>pz;!MZ
z5_*94JwwnkXj|QJbI-Zl@Bh#Fihb(l`|s-;aLnGo{76|Xx7YFtj@vJ|_wB2eH~20^
zjjng&_U>Fiuj<(-s|wBW+WjacMcD2149fmcovE7tql!;n$GxuIIu8y7)(Oeq%%)BR
z#fEHoQ6;KZCa4!NicOip8N$S<P!%7bQ`sY;7gLPO5wQu$(-G-(c1*51X89m|Xg4(b
z8QZqZZbQ#!{IZsPOa#n|Fhk;jT@xDwg=Rrb65@5@619LyjyaZ?mtIMVSd>XoC(XWG
kn=Eofh7+OAh1!yr8MHrvb%SjKLn*0kTZS~=nMLgW1AMhMkpKVy

diff --git a/one.java/Functionfactor.class b/one.java/Functionfactor.class
index 532eae429174df71e5d0d9288388c485f2be5892..e141266b63f138b8124e0f6e400f1a58e4a0cc46 100644
GIT binary patch
delta 146
zcmey(`jd6TK1LQEjcA|AXBZ0-lNp#8m>C!tl$dQ;Y-OYtGe}9v6wG4a+r+>wvyFjQ
zS|-7!g^6+b|L4+cfU1}nbbzEB13Qpp1@hP!IDu?_1`Y->AWI6!S76{_&;`nJGcf;U
iU}0nwojjGvTUr3f7h(_wLJ0;@1|^_sMg{}0d4>S`PZa<F

delta 148
zcmey#`kQsbK1Mz<jcA{&#Ii*FoW#6z{mF+I3nHT#m>8HD7#QT3ZCGq&q!u%XNy!w<
zV&K}uz%H|mfwzT;aryt((rbV!m>6_`q!a@ikYok&*cdn&*ctd4I2go$Y#9b_23?>G
pHv{uu1{Ov}!O4@Eyrubpd_e|b1|bFs1`!4&22ln^1_Q8Jh5$GQ7l{A>

diff --git a/one.java/Functionfactor.java b/one.java/Functionfactor.java
index b06f71d..4be1d74 100644
--- a/one.java/Functionfactor.java
+++ b/one.java/Functionfactor.java
@@ -6,6 +6,7 @@ static int sum(int num) {
         for (int i = 1; i <= num; i++) {
            if(num%i==0){
          System.out.println(i);
+        ans=ans+i;
            }
         }
         return ans;
diff --git a/one.java/Hcf.java b/one.java/Hcf.java
index bdd4535..7c31c0e 100644
--- a/one.java/Hcf.java
+++ b/one.java/Hcf.java
@@ -5,7 +5,7 @@ public static void main(String[] args) {
 
         System.out.print("Enter first number: ");
         int a = input.nextInt();
-
+        
         System.out.print("Enter second number: ");
         int b = input.nextInt();
 
diff --git a/one.java/Pallindromstr.java b/one.java/Pallindromstr.java
new file mode 100644
index 0000000..1c9ac75
--- /dev/null
+++ b/one.java/Pallindromstr.java
@@ -0,0 +1,13 @@
+import java.util.Scanner;
+
+class Stringa { 
+    public static void main(String args[]) { 
+        Scanner obj = new Scanner(System.in);
+
+        System.out.print("Enter a string: "); 
+        String str = obj.next(); 
+
+        
+        System.out.println(str.charAt(0)); 
+    }
+}