/* package whatever; // don't place package name! */
import java.util.*;
import java.lang.*;
import java.io.*;
/* Name of the class has to be "Main" only if the class is public. */
class Problem11
{
{
Scanner in
=new Scanner
(System.
in); int n;
int b=0;
System.
out.
println("Enter no of elements"); n=in.nextInt();
int[] arr=new int[n];
System.
out.
println("Enter elements");
for(int i=0;i<n;i++)
arr[i]=in.nextInt();
for(int i=0;i<n;i++){
for(int j=i+1;j<n;j++){
if(arr[i]==arr[j]){
return;
}
else{
if(arr[i]!=arr[j])
b=1;
}
}
}
if(b==1)
else
return;
}
}
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