#include<iostream>
using namespace std;
int main(){
	int a,b,c,y;
	cin>>a>>b>>c>>y;
	int d=0;
	for(int i=0;i<=a;i++){
		for(int j=0;j<=b;j++){
			for(int k=0;k<=c;k++){
				if(i+j*5+k*10==y){
					d++;
				}
			}
		}
	}if(d>0){
		cout<<d;
	}else{
		cout<<"Ö§¸¶²»³É¹¦"; 
	}
}