#include<stdio.h>
int main()
{
	const int a=110;
	int i=0;
	int number[10]={100,200,150,140,129,134,167,198,200,111};
	int cnt=0;
	for(i=0;i<10;i++){
		number[i]++;
	if(number[i]<=(a+30)){

	cnt++;
} 
}
	printf("%d",cnt);

		return 0;
}