Team10

#include<bits/stdc++.h>
using namespace std;
void print(long long int last,long long int start)
{
    cout<<start++;
    for(int x=start;x<=last;x++)
    {
        cout<<"+"<<x;
    }
}
void findconsecutive(long long int n)
{
   for(int last=1;last<n;last++)
   {
       for(int start=0;start<last;start++)
       {
           if(2*n==(last-start)*(last+start+1))
           {
               cout<<n<<" = ";
               print(last,start+1);
               return;
           }
       }
   }
   cout<<"IMPOSSIBLE";
}
int main()
{
    int t;
    cin>>t;
    while(t--)
    {
        long long int n;
        cin>>n;
        findconsecutive(n);
        return 0;
    }
}