#include<cstdio>

 #include<iostream>

 using namespace std;

 int a[],b[];

 int main(void)

 {

     int n;

     int need = ;

     int sum1 = ,sum2 = ;

     for(int i=;i<=;++i){

        scanf("%d",&a[i]);

        sum1 += a[i];

     }

     for(int i=;i<=;++i){

        scanf("%d",&b[i]);

        sum2 += b[i];

     }

     scanf("%d",&n);

     if(sum1%!=)  need += sum1/+;

     else           need += sum1/;

     if(sum2%!=) need += sum2/+;

     else           need += sum2/;

     if(need<=n)   printf("YES\n");

     else          printf("NO\n");

     return ;

 }