/* 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 Ideone
{
{
Scanner in
= new Scanner
(System.
in); int n = in.nextInt(),a=0;
for(int i = 0;i<n;i++){
a = in.nextInt();
System.
out.
printf("%d ",
(a
<0)? a
: a
+ 2); }
}
}
}
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