/*
TASK:chai
LANG:C++
*/
#include<iostream>
using namespace std;
int main ()
{
    int n,c; string s[100];int br_l=0,br_r=0; int j=0;
          cin>>n>>c;
    for(int i=0; i<n+c; i++ )
    {
            cin>>s[i];
      
            }
for(int i=0; i<n+c; i++ )
{
        if(s[i]=="L")br_l++;
        if(s[i]=="R")br_r++;
        }
   
               int save=br_l,save1=br_r;   bool m=0,t=0; 
                for(int i=1; i<c; i++ )
                {
                        
                        while(s[j]!="P"){      
                         if(br_l>br_r){ cout<<br_l-br_r<<" L"<<endl;br_l=br_l-br_r; t=1;}
                         if(br_l<br_r){cout <<br_r-br_l<<" R"<<endl;br_r=br_r-br_l;m=1;}
                           if(m==t){   cout<<save-br_l<<endl<<save1-br_r<<endl;return 0;}
                                        j++;            
                                        }           
                        
                        }
                     
                 
                 
                return 0; 
                 
                 
         


}
 
