func_code_string: #include<bits/stdc++.h>   using namespace std;   typedef long long int ll;   void solve(void);   int main(){   int t;   cin>>t;   while(t--){    solve();   }         return 0;}   void solve(){   ll n,i;   cin>>n;   ll a[n+1];   for(i=1;i<=n;i++)   {cin>>a[i];      }   cout<<3*n<<endl;   for(i=1;i<n;i++)   {      cout<< 1 <<   <<i<<   <<i+1<<endl;       cout<< 2 <<   <<i<<   <<i+1<<endl;       cout<< 1 <<   <<i<<   <<i+1<<endl;       cout<< 2 <<   <<i<<   <<i+1<<endl;       cout<< 1 <<   <<i<<   <<i+1<<endl;   cout<< 2 <<   <<i<<   <<i+1<<endl;   i++;      }      }   