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Sorting0sand1s.java
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46 lines (46 loc) · 1.22 KB
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import java.util.Scanner;
public class Sorting0sand1s {
static void printArray(int []arr){
int n=arr.length;
for(int i=0;i<n;i++){
System.out.println(arr[i]+" ");
}
System.out.println();
}
static void swap(int[]arr,int i,int j ){
int temp=arr[i];
arr[i]=arr[j];
arr[j]=temp;
}
static void sortzeroOne(int[]arr){
int n=arr.length;
int zeroes=0;
for(int i=0;i<n;i++){
if(arr[i]==0){
zeroes++;
}
}
for(int i=0;i<n;i++){
if(i<zeroes){
arr[i]=0;
}else{
arr[i]=1;
}
}
}
public static void main(String[]args){
Scanner sc =new Scanner(System.in);
System.out.println("enter array size:");
int n=sc.nextInt();
int []arr=new int[n];
System.out.println("enter" + n+ "elements");
for(int i=0;i<n;i++){
arr[i]=sc.nextInt();
}
System.out.println("Original array:");
printArray(arr);
sortzeroOne(arr);
System.out.println("sorted array:");
printArray(arr);
}
}