权御天下 @ 2018-02-11 21:59:41

by mengyuan @ 2018-02-19 16:42:30

include<iostream>

using namespace std; int main() { int n,i,a[11],num=0; for(i=1;i<=10;i++) cin>>a[i]; cin>>n; for(i=1;i<=10;i++) if(a[i]<=n+30) num++; cout<<num<<endl; return 0; }