usingSystem;

publicclassTest

{

publicstaticintuniqueJersey(intN,int[]A)

{

//thisisdefaultOUTPUT.Youcanchangeit.

intresult=-404;

//writeyourLogichere:

returnresult;

}

publicstaticvoidMain()

{

//INPUT[uncomment&modifyifrequired]

intN=Convert.ToInt32(Console.ReadLine());

int[]A=newint[N];

string[]tokens=Console.ReadLine().Split();

inti;

for(i=0;i

{

A[i]=Convert.ToInt32(tokens[i]);

}

//OUTPUT[uncomment&modifyifrequired]

Console.WriteLine(uniqueJersey(N,A));

System.out.printlin();

}

}