#include<bits/stdc++.h>
using namespace std;
#include <ext/pb_ds/assoc_container.hpp>
using namespace __gnu_pbds;
#define int long long
//#define int double
typedef pair<int,int> pii;
typedef vector<pii> vii;
typedef vector<int> vi;
typedef vector<bool> vb;
#define FOR(i,a) for(int i=0;i<(a);i++)
#define FORE(i,a,b) for(int i=(a);i<(b);i++)
#define all(x) x.begin(),x.end()
#define fi first
#define se second
#define pb push_back
#define sp <<" "<<
#define cont(x) for(auto el:x) cout<<el<<' ';cout<<endl;
#define contp(x) for(auto el:x) cout<<el.fi<<'-'<<el.se<<' ';cout<<endl;
#define DEBUG(x) cout<<#x sp x<<endl;
#define carp(x,y) ((x%MOD)*(y%MOD))%MOD
#define topla(x,y) ((x%MOD)+(y%MOD))%MOD
#define mid (double)(l+r)/2
const int MAXN=5e4+5;
const int INF=1e9+7;
signed main(){
ios_base::sync_with_stdio(false);
cin.tie(0);
int n;
cin>>n;
vi d(n), a(n);
FOR(i,n){
cin>>d[i];
a[i]=d[i];
}
reverse(all(d));
vi vec;//right shelf
sort(all(a));
reverse(all(a));
vector<vector<string>> ans;
int p1=0;
while(p1<n){
if(p1==0){
bool f=false;
while(!d.empty()){
if(d.back()!=a[p1] or f){
ans.pb({"UZMI","L","L"});
ans.pb({"STAVI","L","D"});
vec.pb(d.back());
}
else{
ans.pb({"UZMI","D","L"});
f=true;
}
d.pop_back();
}
ans.pb({"STAVI","D","L"});
d.pb(a[p1]);
assert(d.size()==1);
}
else{
while(vec.back()!=a[p1]){
ans.pb({"UZMI","D","D"});
ans.pb({"STAVI","D","L"});
d.pb(vec.back());
vec.pop_back();
}
ans.pb({"UZMI","D","D"});
vec.pop_back();
while(d.size()>p1){
ans.pb({"UZMI","L","L"});
ans.pb({"STAVI","L","D"});
vec.pb(d.back());
d.pop_back();
}
ans.pb({"STAVI","D","L"});
d.pb(a[p1]);
assert(d.size()==p1+1);
}
p1++;
}
cout<<ans.size()<<endl;
for(auto el:ans){
for(auto el2:el){
cout<<el2<<' ';
}
cout<<endl;
}
}
