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MissingNumbers.java
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MissingNumbers.java
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package rank;
import java.util.*;
public class MissingNumbers
{
public static void main(String args[])
{
Scanner sc=new Scanner(System.in);
ArrayList<Integer> aa=new ArrayList<Integer>();
int n=sc.nextInt();
int a[]=new int[n];
for(int i=0;i<n;i++)
{
a[i]=sc.nextInt();
}
int m=sc.nextInt();
int b[]=new int[m];
for(int i=0;i<m;i++)
{
b[i]=sc.nextInt();
}
Arrays.sort(a);
Arrays.sort(b);
int c=0;
int k=0;
for(int i=0;i<m;i++)
{
for(int j=k;j<n;j++)
{
if(b[i]==a[j])
{
c=1;
k=j+1;
break;
}
}
if(c==0)
{
aa.add(b[i]);
//System.out.print(b[i]+" ");
}
c=0;
}
//System.out.println(aa);
for(int i=0;i<aa.size()-1;i++)
{
if(aa.get(i)==aa.get(i+1))
{
continue;
}
else
{
System.out.print(aa.get(i)+" ");
}
}
System.out.print(aa.get(aa.size()-1));
}
}