#include<stdio.h>
#include<iostream.h>
const int Maxi = 200;

struct Seq{
	string str;
	long long int val;
	void Print{
		printf("%s = %lld\n",str.c_str(),val);
	}
}; 

bool operator < (const Seq &l, const Seq &r){
	return l.val<r.val;
}

int n,val[Maxi];
char op[Maxi];
Seq dpmax[Maxi] [Maxi], dpmin[Maxi] [Maxi];