#include <iostream>#include <sstream>#include <map>#include<algorithm>#include<ctime>#include<stdio.h>#include<cmath>#include<algorithm>#include<cstring>#include <string>using namespace std;double ba[9]={0,8,88,888,8888,88888,888888,8888888,88888888};double eps=1e-9;map<double ,string>dp[10];map<int,string>mp;int main(){for(int i=1;i<9;i++)dp[i][ba[i]]=string(i,'8');map<double,string>::iterator it,it2;for(int z=2;z<9;z++)for(int q=1;q<z;q++){int i=z-q;if(i>q)continue;for(it=dp[i].begin();it!=dp[i].end();it++)for(it2=dp[q].begin();it2!=dp[q].end();it2++){double k1=it->first,k2=it2->first;string z,a=it->second,b=it2->second;if(a.size()!=i)z='('+a+')';else z=a;a=z;if(b.size()!=q)z='('+b+')';else z=b;b=z;dp[i+q][k1*k2]=a+'*'+b;dp[i+q][k1+k2]=a+'+'+b;dp[i+q][k1-k2]=a+'-'+b;if(fabs(k2)>eps)dp[i+q][k1/k2]=a+'/'+b;swap(a,b);swap(k1,k2);dp[i+q][k1-k2]=a+'-'+b;if(fabs(k2)>eps)dp[i+q][k1/k2]=a+'/'+b;}}for(it=dp[8].begin();it!=dp[8].end();it++){int k;if(it->first>0) k=it->first+eps;else k=it->first-eps;if(it->second.size()>=30)cout<<it->second<<endl;if(fabs(k-it->first)<eps)mp[k]=it->second;}int n;while(cin>>n){if(mp[n].size()) {cout<<mp[n]<<endl;}else puts("Impossible");}}
