#include<stdio.h>
struct stu
{
	int year; 
	int month; 
	int day; 
}s1;
int main()
{

	scanf("%d %d %d", &s1.year, &s1.month, &s1.day); 
	printf("%d/%d/%d", s1.day, s1.month, s1.year); 
	return 0;
}