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