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amangit1314amangit1314
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Merge pull request #3 from gitaman8481/gitaman8481-patch-3
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‎arrays/BasicArrays.java

Lines changed: 33 additions & 33 deletions
Original file line numberDiff line numberDiff line change
@@ -1,33 +1,33 @@
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package arrays;
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import java.io.*;
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public class BasicArrays {
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public static void main(String[] args) {
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int a[];
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a = new int[5];
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try {
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BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
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for(int i=0;i<5;i++) {
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int j=i+1;
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System.out.println(" Enter element no." +j);
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String s = br.readLine();
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a[i] = Integer.parseInt(s);
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}
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for(int i=0;i<5;i++) {
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System.out.println("arr["+i+"]="+a[i]);
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}
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}
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catch(Exception e) {
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System.out.println(""+e);
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}
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}
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}
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package arrays;
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import java.io.*;
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public class BasicArrays {
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public static void main(String[] args) {
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int a[];
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a = new int[5];
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try {
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BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
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for(int i=0;i<5;i++) {
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int j=i+1;
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System.out.println(" Enter element no." +j);
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String s = br.readLine();
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a[i] = Integer.parseInt(s);
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}
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for(int i=0;i<5;i++) {
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System.out.println("arr["+i+"]="+a[i]);
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}
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}
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catch(Exception e) {
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System.out.println(""+e);
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}
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}
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}
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‎arrays/FIndDublicate.java

Lines changed: 32 additions & 32 deletions
Original file line numberDiff line numberDiff line change
@@ -1,32 +1,32 @@
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package arrays;
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public class FIndDublicate {
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// Implementing an array as a HashMap for finding duplicate elements
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void printRepeating(int m[],int size) {
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int i;
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System.out.print("The repeating elements are:");
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for(i=0;i<size;i++) {
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// using Math.abs() function to find the duplicate element in HashMap.
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if(m[Math.abs(m[i])]>=0) m[Math.abs(m[i])] = -m[Math.abs(m[i])];
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else System.out.print(Math.abs(m[i]) + " ");
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}
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}
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//Driver Method
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public static void main(String[] args) {
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FIndDublicate dublicate= new FIndDublicate(); // Making an object of FindDuplicate class
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int m[] = {1,2,3,1,3,6,6}; // Putting or declare values in or to array
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int m_size = m.length; // variables which store size or length of array
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dublicate.printRepeating(m,m_size); // calling above function to pass value in it to print repeating elements
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}
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}
32-
1+
package arrays;
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public class FIndDublicate {
4+
// Implementing an array as a HashMap for finding duplicate elements
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void printRepeating(int m[],int size) {
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int i;
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System.out.print("The repeating elements are:");
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for(i=0;i<size;i++) {
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// using Math.abs() function to find the duplicate element in HashMap.
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if(m[Math.abs(m[i])]>=0) m[Math.abs(m[i])] = -m[Math.abs(m[i])];
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else System.out.print(Math.abs(m[i]) + " ");
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}
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}
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//Driver Method
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public static void main(String[] args) {
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FIndDublicate dublicate= new FIndDublicate(); // Making an object of FindDuplicate class
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int m[] = {1,2,3,1,3,6,6}; // Putting or declare values in or to array
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int m_size = m.length; // variables which store size or length of array
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dublicate.printRepeating(m,m_size); // calling above function to pass value in it to print repeating elements
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}
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}
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‎basics/ControlStatements.java

Lines changed: 31 additions & 31 deletions
Original file line numberDiff line numberDiff line change
@@ -1,31 +1,31 @@
1-
package basics;
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// public class to implement or for run the code
3-
public class ControlStatements {
4-
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public static void main(String[] args) {
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// for loop to implement switch case statement
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for(int i =0;i<9;i++){
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// switch controle statement
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switch(i) {
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// case1
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case 1:
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System.out.println(" i is zero.");
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break; //break statement
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//case2
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case 2:
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System.out.println(" i is one.");
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break;
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//case3
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case 3:
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System.out.println(" i is zero.");
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break;
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default: //default statement
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System.out.println(" i is greater than 3.");
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}
26-
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}
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}
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}
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1+
package basics;
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// public class to implement or for run the code
3+
public class ControlStatements {
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public static void main(String[] args) {
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// for loop to implement switch case statement
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for(int i =0;i<9;i++){
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// switch controle statement
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switch(i) {
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// case1
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case 1:
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System.out.println(" i is zero.");
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break; //break statement
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//case2
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case 2:
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System.out.println(" i is one.");
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break;
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//case3
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case 3:
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System.out.println(" i is zero.");
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break;
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default: //default statement
23+
System.out.println(" i is greater than 3.");
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}
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}
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}
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}
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‎basics/DoWhileLoop.java

Lines changed: 15 additions & 15 deletions
Original file line numberDiff line numberDiff line change
@@ -1,15 +1,15 @@
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package basics;
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public class DoWhileLoop {
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//method inside which do while loop will occur
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public static void main(String[] args) {
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int n = 10;
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//do while loop's do block
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// must executes atleast once
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do {
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System.out.println(" tick " +n);
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n--;
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}while(n>0);// do while loop's while block
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} // end of main method
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}// end of class
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package basics;
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public class DoWhileLoop {
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//method inside which do while loop will occur
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public static void main(String[] args) {
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int n = 10;
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//do while loop's do block
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// must executes atleast once
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do {
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System.out.println(" tick " +n);
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n--;
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}while(n>0);// do while loop's while block
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} // end of main method
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}// end of class

‎basics/Operators.java

Lines changed: 17 additions & 17 deletions
Original file line numberDiff line numberDiff line change
@@ -1,17 +1,17 @@
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package basics;
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public class Operators {
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public static void main(String[] args) {
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int a = 7,b= 6;
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int c = a*b; //* (multiplication) operator
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int d = a+b; // + addition operator
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int e = a/b; // - substration operator
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int f = a%b; // % modulus operator
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int g = a^b; // ^ power operator
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long h = b^a;
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System.out.println(c + " " + d + " " + e + " " + f + " " + g + " " + h);
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}
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}
1+
package basics;
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public class Operators {
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public static void main(String[] args) {
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int a = 7,b= 6;
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int c = a*b; //* (multiplication) operator
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int d = a+b; // + addition operator
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int e = a/b; // - substration operator
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int f = a%b; // % modulus operator
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int g = a^b; // ^ power operator
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long h = b^a;
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System.out.println(c + " " + d + " " + e + " " + f + " " + g + " " + h);
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}
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}

‎basics/Treedatastructure.java

Lines changed: 65 additions & 65 deletions
Original file line numberDiff line numberDiff line change
@@ -1,65 +1,65 @@
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package basics;
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// a node class
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class Node{
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int key ;
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Node left,right;
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public Node(int item) {
8-
key = item;
9-
left = right = null;
10-
}
11-
}
12-
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class Treedatastructure{
14-
// Root of Binary Tree
15-
Node root;
16-
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// Constructors
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Treedatastructure(int key)
19-
{
20-
root = new Node(key);
21-
}
22-
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Treedatastructure()
24-
{
25-
root = null;
26-
}
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public static void main(String[] args)
29-
{
30-
Treedatastructure tree = new Treedatastructure();
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/*create root*/
33-
tree.root = new Node(1);
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/* following is the tree after above statement
36-
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1
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/ \
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null null */
40-
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tree.root.left = new Node(2);
42-
tree.root.right = new Node(3);
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/* 2 and 3 become left and right children of 1
45-
1
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/ \
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2 3
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/ \ / \
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null null null null */
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52-
tree.root.left.left = new Node(4);
53-
/* 4 becomes left child of 2
54-
1
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/ \
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2 3
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/ \ / \
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4 null null null
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/ \
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null null
61-
*/
62-
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}}
64-
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1+
package basics;
2+
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// a node class
4+
class Node{
5+
int key ;
6+
Node left,right;
7+
public Node(int item) {
8+
key = item;
9+
left = right = null;
10+
}
11+
}
12+
13+
class Treedatastructure{
14+
// Root of Binary Tree
15+
Node root;
16+
17+
// Constructors
18+
Treedatastructure(int key)
19+
{
20+
root = new Node(key);
21+
}
22+
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Treedatastructure()
24+
{
25+
root = null;
26+
}
27+
28+
public static void main(String[] args)
29+
{
30+
Treedatastructure tree = new Treedatastructure();
31+
32+
/*create root*/
33+
tree.root = new Node(1);
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35+
/* following is the tree after above statement
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37+
1
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/ \
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null null */
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tree.root.left = new Node(2);
42+
tree.root.right = new Node(3);
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44+
/* 2 and 3 become left and right children of 1
45+
1
46+
/ \
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2 3
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/ \ / \
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null null null null */
50+
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tree.root.left.left = new Node(4);
53+
/* 4 becomes left child of 2
54+
1
55+
/ \
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2 3
57+
/ \ / \
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4 null null null
59+
/ \
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null null
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*/
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}}
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