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#ifndef LOCAL
#pragma GCC optimize("O3")
#endif
#include <bits/stdc++.h>
#define FOR(i,p,k) for(int i=(p); i<=(k); ++i)
#define REP(i,k) FOR(i,0,(k)-1)
#define RFOR(i,p,n) for(int i=(p); i>=(n); --i)
#define all(x) (x).begin(), (x).end()
#define rall(x) (x).rbegin(), (x).rend()
#define ssize(x) int((x).size())
#define fi first
#define se second
#define V vector
#define pb push_back
#define eb emplace_back
#define C const
#define pn printf("\n")
using namespace std;
typedef long long ll;
typedef V <int> vi;
typedef V <ll> vll;
typedef C int ci;
typedef C ll cll;
typedef pair <int, int> pii;
typedef pair <ll, ll> pll;
void chmin(auto &a, auto b){a=min(a,b);}
void chmax(auto &a, auto b){a=max(a,b);}
ci inf=2.1e9;
cll infll=4.5e18;
int I(){
    int z;
    scanf("%d", &z);
    //cin>>z;
    return z;
}
void ans(){
    ci cap=5e4;
    typedef bitset <cap+1> bs;
    ci n=I(),bn=I();
    bs b;
    int pierw=cap;
    REP(_, bn){
        ci p=I();
        chmin(pierw, p);
        b.set(p);
    }
    int ile=0;
    FOR(i, pierw, n){
        ile+=b.test(i) ? 1 : 2;
    }
    printf("%d\n", ile);
    int pop=pierw;
    ile=n;
    FOR(i, pierw, n){
        if (b.test(i)){
            printf("1 %d %d\n", pop, i);
            pop=++ile;
        }
        else{
            printf("3 %d\n", i);
            printf("2 %d %d\n", pop, ++ile);
            pop=++ile;
        }
    }
}
int main(){
    //ios_base::sync_with_stdio(0),cin.tie(0);
    int tt=1;
    //tt=I();
    while (tt--)ans();
}