#include<iostream>
using namespace std;
int main(){
	int num, a[100], i=0, max=0, sum=0, si=0;
	cin>>num;
	while (i<num){
		cin>>a[i];
		i++;
	}
	for (i=0; i<num; i++){
		if (max<=a[i]) max=a[i];
	}
	for (i=0; i<num; i++)
		sum +=a[i];
	if( max<(sum-max) ){
		cout<<"yes"<<endl;
		cout<<max<<"<"<<sum-max<<"=";
		for(i=0; i<num; i++){
			
			if(a[i]==max && si==1) cout<<a[i];
			if(a[i]!=max) cout<<a[i];
			if(i!=num-1 && (a[i]!=max||(a[i]==max&&si==1))) cout<<"+";
			if(a[i]==max && si==0) si=1;
		}
	}
	if(max>=(sum-max)) cout<<"no"<<endl;
	return 0;
}