using System;
public class Test
{
public static void Main()
{
int input1=-1;
int input2=-1;
int result=-1;
int odd=0,even=0,sumodd=0,sumeven=0;
input1=int.Parse(Console.ReadLine());
input2=int.Parse(Console.ReadLine());
if (input1==0)
if (input2==0)
result=0;
else
result=1;
switch (input2){
case 1:
case 3:
case 5:
case 7:
case 9:
odd+=1;
sumodd+=input2;
break;
case 2:
case 4:
case 6:
case 8:
even+=1;
sumeven+=input2;
break;
}
Console.WriteLine(result);
Console.WriteLine("odd="+ odd + " even="+even);
Console.WriteLine("sumodd="+ sumodd + " sumeven="+sumeven);
}
}
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