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#include <bits/stdc++.h>

using namespace std;

int main(){
    int n, s;
    cin>>n>>s;

    set<int> nums;
    for(int i = 0; i<s; i++){
        int a;
        cin>>a;
        nums.insert(a);
    }

    vector<stringstream> streams(1);
    int cnt = 1;
    if(nums.find(1) != nums.end()) streams.back()<<"1 1 1\n";
    else streams.back()<<"3 1\n";

    for(int i = 2; i<=n; i++){
        if(nums.find(i) != nums.end()){
            streams.push_back({});
            streams.back()<<"1 "<<i<<" "<<n+cnt<<"\n";
            cnt++;
        }else{
            streams.push_back({});
            streams.back()<<"3 "<<i<<"\n";
            streams.push_back({});
            streams.back()<<"2 "<<n+cnt<<" "<<n+cnt+1<<"\n";
            cnt+=2;
        }
    }

    cout<<streams.size()<<endl;
    for(int i = 0; i<streams.size(); i++){
        cout<<streams[i].str();
    }
}