#include <stdio.h>

// write your code here......
struct dates{
    int year;
    int mouth;
    int day;
}date = {0, 0, 0};

void out_date(int a, int b, int c){
    struct dates date = {a, b, c};
    printf("%d/%d/%d", date.day, date.mouth, date.year);
}
int main() {

    int a,b,c;
    scanf("%d%d%d",&a,&b,&c);
    out_date(a, b, c);
    // write your code here......
    return 0;
}