#include<iostream>
using namespace std;
int main(){
    int y,m,d;
    char dash;
    if(!(cin>>y>>dash>>m>>dash>>d)){
        cout<<"Invalid input";
        return 0;
    }
    int days[]={31,28,31,30,31,31,30,31,30,31};
    if((y%4==0&&y%100!=0) || (y%400==0)){
        days[1]=29;
    }
    if(y<1900 || y>2100 || m<1 || m>12 || d<1 || d>days[m-1]){
        cout<<"Invalid input";
        return 0;
    }
    int days_count=0;
    for(int i=0;i<m-1;i++){
        days_count = days_count+days[i];
    }
    days_count=days_count+d;
    cout<<day_count;
    return 0;
}