dsa/Sorting/BubbleSort.java

45 lines
1.4 KiB
Java

// write a bubble sort code in java using function
import java.util.Scanner;
public class BubbleSort{
public static void main(String[] args){
Scanner sc = new Scanner(System.in);
System.out.println("Enter the number of elements in the array");
int n = sc.nextInt();
int[] arr = new int[n];
System.out.println("Enter the elements of the array");
for(int i=0;i<n;i++){
arr[i] = sc.nextInt();
}
bubbleSort(arr);
System.out.println("The sorted array is:");
for(int i=0;i<n;i++){
System.out.print(arr[i]+" ");
}
System.out.println();
sc.close();
}
public static void printArray(int[] arr){
int n = arr.length;
for(int k=0;k<n;k++){
System.out.print(arr[k]+" ");
}
}
public static void bubbleSort(int[] arr){
int n = arr.length;
for(int i=0;i<n-1;i++){
for(int j=0;j<n-i-1;j++){
if(arr[j]>arr[j+1]){
int temp = arr[j];
arr[j] = arr[j+1];
arr[j+1] = temp;
}
// print the array after each iteration for better understanding
printArray(arr);
// print the values of i and j for better understanding
System.out.println(" for i = "+i+" j = "+j);
}
}
}
}