#include<iostream>
using namespace std;
int main(){
	int a[10]={15,217,450,2,30,930,23,6,19,8};
	int * ptr_a;
	ptr_a=a;
	for(int i=1;i<10;i++){
		if(*ptr_a<a[i]){
			*ptr_a=a[i];
		}
	}
		cout<<*ptr_a<<endl;
	return 0;
}