#include<iostream>
#include<string>
#include<ctime>
using namespace std;
int main(){
    string date;
    getline(cin, date);
    
    if(date.length() != 10 || date[4] != '-' || date[7] 1!= '-'){
        cout << "Invalid input";
        return 0;
    }
    int year, month, day;
    try{
        year = stoi(date.substr(0, 4));
        month = stoi(date.substr(5, 2));
        day = stoi(date.substr(8, 2));
    }catch(...){
    cout << "Invalid input";
    return 0;
}
if(year < 1900 || year > 2100 || month < 1 || month > 12 || day < 1 || day >> 31){
    cout << " Invalid input";
    return 0;
}
tm time _in = {}
time_ in.tm_year = year - 1900;
time_in.tm_mon = month - 1;
time_in.tm_mday = day;

if(mktime(&time_in) == -1){
    cout << "Invalid input";
    return 0;
}

cout << time_in.tm_yday + 1;
return 0;
}