import java.util.*;
class Main
{
public static void main (String[] args)
{
Scanner sc =new Scanner(System.in);
String s= sc.next();
for(int i=0;i<3;i++)
System.out.print(s.charAt(i));
System.out.print('8');
for(int i=4;i<10;i++)
System.out.print(s.charAt(i));
}
} import java.util.*; util.* java class Main
{
public static void main (String[] args)
{
Scanner sc =new Scanner(System.in);
String s= sc.next();
for(int i=0;i<3;i++)
System.out.print(s.charAt(i));
System.out.print('8');
for(int i=4;i<10;i++)
System.out.print(s.charAt(i));
}
} Main public static void main (String[] args)
{
Scanner sc =new Scanner(System.in);
String s= sc.next();
for(int i=0;i<3;i++)
System.out.print(s.charAt(i));
System.out.print('8');
for(int i=4;i<10;i++)
System.out.print(s.charAt(i));
} main {
Scanner sc =new Scanner(System.in);
String s= sc.next();
for(int i=0;i<3;i++)
System.out.print(s.charAt(i));
System.out.print('8');
for(int i=4;i<10;i++)
System.out.print(s.charAt(i));
} Scanner sc =new Scanner(System.in); sc new Scanner(System.in) String s= sc.next(); s sc.next() sc.next sc for(int i=0;i<3;i++)
System.out.print(s.charAt(i)); int i=0; int i=0; i 0 i<3 i 3 i++ i++ i System.out.print(s.charAt(i)); System.out.print(s.charAt(i)) System.out.print System.out System System.out s.charAt(i) s.charAt s i System.out.print('8') System.out.print System.out System System.out '8' for(int i=4;i<10;i++)
System.out.print(s.charAt(i)); int i=4; int i=4; i 4 i<10 i 10 i++ i++ i System.out.print(s.charAt(i)); System.out.print(s.charAt(i)) System.out.print System.out System System.out s.charAt(i) s.charAt s i String[] args args
import java.util.*;
class Main
{
public static void main (String[] args)
{
Scanner sc =new Scanner(System.in);
String s= sc.next();
for(int i=0;i<3;i++)
System.out.print(s.charAt(i));
System.out.print('8');
for(int i=4;i<10;i++)
System.out.print(s.charAt(i));
}
}