#include <iostream>
using namespace std;
int main()
{
    int year ,month,day,ans=1,a[13]={0,31,28,31,30,31,30,31,31,30,31,30,31};
    cin>>year>>month>>day;
    ans+=year-1980;
    if(month>3){
        year++;
    }
    for(int i=1980;i<year;i+=4){
        if(i%100!=0){
            ans++;
        }
        if(i%400==0){
            ans++;
        }
    }
    for(int i=1;i<month;i++){
        ans+=a[i];
    }
    ans+=day;
    ans%=7;
    if(ans==0){
        ans=7;
    }
    cout<<ans;
}