#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define N 600005
#define pb push_back
#define ff first
#define ss second
#define all(x) x.begin(),x.end()
#define sz(s) (int)s.size()
ll T, n, a[N], t, ans,b[25];
string s, g;
map <string,int> vis;
int main () {
cin >> n;
while(n--) {
cin >> t;
int ans = t + 1, ans1 = t+1;
vector <pair<int,int>> answer;
for(int i = 0; i <= t;i++) {
int x1 = t - i, x2 = i, new_sz = 0;
vector<pair<int, int>> add; // sany, name
while(x1 != x2) {
if(x1 > x2) {
add.push_back({x1 / (x2 + 1),1});
new_sz += (x1/(x2 + 1));
x1 %= (x2 + 1);
}
else {
add.pb({x2/(x1+1),0});
new_sz += (x2/(x1 + 1));
x2 %= (x1 + 1);
}
}
if(x1 == 0 && x2 == 0 && new_sz < ans) {
ans = new_sz;
answer = add;
}
if (x1 > 0 || x2 > 0)ans1--;
}
cout << ans1 << '\n';
for(auto i:answer) {
int tp = i.ff;
while(tp--) {
cout << i.ss << " ";
}
}
cout << '\n';
}
}
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