#include<iostream>
#include<string>
using namespace std;
int main(){
    string date;
    cin>>date;
    
    if(date.length() != 10 || date[4]!='-'|| date[7]!='-')
    {
        cout<<"Invalid input";
        return 0;
    }
    int year=stor(date.substr(0,4));
    int month=stoi(date.substr(5,2));
    int day=stoi(date.substr(8,2));
    
    if (year<1900 ||year>2100 || month <1 || month >12 || day<1 ||day>31){
        cout<<"Invalid input";
        return 0;
    }
    int days[]={31,28,31,30,31,30,31,31,30,31,30,31};
    if((year%4==0 && year%100!=0)|| (year %400==0))
    {
        days[1]=29;
    }
    if(day>days[month-1])
    {
        cout<<"Invalid input";
        return 0;
    }
    int total=0;
    for(int i=0;i<month-1;i++)
    {
        total+=days[i];
    }
    total+=day;
    cout<<total;
    return 0;
}