#include<bits/stdc++.h>
using namespace std;
string a;
int ele()
{
	int i,n,sumw=0,suml=0,sumwal=0,sumlal=0;
		do
		{
			cin>>a;
			n=a.size();
			for(i=0;i<=n-1;i++)
		{
			if(a[i]=="W")
			{
				sumw++;
				sumwal++;
			}	
	    	else
	    		if(a[i]=="L")
	    		{
	    			suml++;
	    			sumlal++;
	    		}
			if(sumw==11&&suml==11)
		    {
				cout<<sumw<<":"<<suml<<endl
				sumw=0;
				suml=0;
			}	
			else
				if(sumwal==n&&sumlal==n)
					cout<<sumw<<":"<<suml;
		}
	}
	while(a[n-1]!='E')
	cout<<endl;
	return 0;
}
int twe()
{
	int i,n,sumw=0,suml=0,sumwal=0,sumlal=0;
		do
		{
			cin>>a;
			n=a.size();
			for(i=0;i<=n-1;i++)
		{
			if(a[i]=="W")
			{
				sumw++;
				sumwal++;
			}
	    	else
	    		if(a[i]=="L")
	    		{
	    			suml++;
	    			sumlal++;
	    		}
			if(sumw==21&&suml==21)
			{
				cout<<sumw<<":"<<suml<<endl;
				sumw=0;
				suml=0;
			}	
			else
				if(sumwal==n&&sumlal==n)
					cout<<sumw<<":"<<suml;
		}
	}
	while(a[n-1]!='E')
	return 0;
}
}
int main()
{
	return 0;
}