#define _USE_MATH_DEFINES
#include <string>
#include <algorithm>
#include <cmath>
#include <iomanip>
#include <fstream>
#include <deque>
#include <queue>
#include <vector>
#include <cstdlib>
#include <set>
#include <iostream>
#include <cctype>

using namespace std;


size_t getCharSize(char* ptr) {
    return sizeof(ptr);
}

int main() {

    ifstream in("input.txt");
    ofstream out("output.txt");

    int d, m, y;
    char c;
    in >> d >> c >> m >> c >> y;

    char sd[1000],sm[1000],sy[1000];


    _itoa_s(d, sd, d + 1);
    _itoa_s(m, sm, d + 1);
    _itoa_s(y, sy, d + 1);



     if (d >= 8) {
        int i = 0;
        while(sd[i] != '\0'){
            if (islower(sd[i])) {
                sd[i] = toupper(sd[i]);
            }
            i++;
        }
        i = 0;
        while (sm[i] != '\0') {
            if (islower(sm[i])) {
                sm[i] = toupper(sm[i]);
            }
            i++;
        }
        i = 0;
        while (sy[i] != '\0') {
            if (islower(sy[i])) {
                sy[i] = toupper(sy[i]);
            }
            i++;
        }
    }

    out << sd << '/' << sm << '/' << sy;

    in.close();
    out.close();
    return 0;
}