public class Main{
public static void main(String[]args)
{
int[] a=new int[1024];
Scanner sc=new Scanner(System.in);
while(sc.hasNextInt())
{
a[0]=sc.nextInt();
a[1]=sc.nextInt();
a[2]=sc.nextInt();
}
int year=a[0];
int month=a[1];
int day=a[2];
TDate td=new TDate(day, month,year);
td.print();
}
static class TDate {
private int Month = 0;
private int Day=0;
private int Year=0;
public TDate(int day, int month, int year) {
this.Month = month;
this.Day = day;
this.Year = year;
}
public void print() {
System.out.println(Day + "/" + Month + "/" + Year);
}
}
}