import java.util.Scanner;

public class main {
    public static void main(String[] args) {
        int m=0;
        int x=0;
        int i=0;
        Scanner n = new Scanner(System.in);
        for(i=1;i<=12;i++){
            int a=n.nextInt();
            m=m+300;
            m=m-a;
            if(m<0){
                break;
            }
            for(int c=0;c<=3;c++){
                if(m>=100)
                {
                m = m - 100;
                x = x + 1;
                }
            }
        }
        if(m<0) {
            System.out.println(-i);
        }
        else{
        System.out.println((x*120)+m);
        }
    }

}