#include<bits/stdc++.h>
using namespace std;
int main(){
	string n;
	int q=0,k=0;
	int i=0;
	while(true){
		i++;
		cin>>n[i];
		if(n[i]=='E')
		break;
	}
	for(int j=1;j<=i;j++){
		if(n[j]=='W')
		q++;
		else if(n[j]=='L')
		k++;
		if(q==11||k==11){
			cout<<q<<":"<<k<<endl;
			q=0;k=0;
			continue;
		}
	}
	cout<<q<<":"<<k<<endl<<endl;
	q=0;k=0;
	for(int j=1;j<=i;j++){
		if(n[j]=='W')
		q++;
		else if(n[j]=='L')
		k++;
		if(q==21||k==21){
			cout<<q<<":"<<k<<endl;
			q=0;k=0;
			continue;
		}
	}
	cout<<q<<":"<<k;
	return 0;
}

测试点显示错的，可自己试的数据是对的 WWWWLLWWWLWWWLWWWLLW WLLLLLWWLWLLWWWWWWWW WWLWWWWWLWWLWWWWWWWW WLWWWWLWLWLWLLWWWLLW WWWWWWLWWWWLWLWWWLLW WWWWWWWWWWWWLWWLWLWL WWLLWWWLWWWWWLWLWWWW WLWWLWWWLWLLWWLWWWLL WLWWWWLWLWWWWLWWLWWW WLWWLLWWWWWLWWWLWWWW LWWLWWWLLWLLWWWLLLLL LWLLLWWWWWLLWWWWWLLL LWWLWWWLWLWLWWLWWWWL WLWWWWWLLWLWWWWWWWWW WWWWWLWLWWWWLLLWLWWL WLWWLLWWLWLWWLLWLWLW WLLWLLLWWLWWLLWLWWLW WLWWLWWWWWWLWWWLLWWW LLWLWWLWWWLLWLWWWWWW WLLLWWWWLWLWWWWWWLWL WWLWWWWLWLWWLLWLWLWW WLWLLLWWLWLWWLLWWWWL WWWWWWWLWWLWWWWWLWWW WWWWWWLWLWWLWWWLWWWL WWLLWWLLWWLWWLWWLLLW WLWWLWWWLWLWWLWWWWWW WWLWLLWLLWWWLWLWWWWW WWLWLLWWWLWWLWWWWWLW LWLWWLLWWWWWWLWWWWLL WWWLWLLLWLLWLWWWWWWW WWWWWWLWWWLWLWWWWLLW WLLWLLWLLLWWWWWWWWWL WLWWLWWLLLWLWLWWWLWL LWWLWLWWWWWWWWLLWWWL WWWWWWWWLWWWWLWWWWWL WWWWLWLWWWWWWWLWLLWW WWLWWLLWLWLLWLWLWWWW WWLWLWLWWLWLLLLWWLWW WLWWWWWWLWLWWWWWLWLW WWLWLWWWWLLWLWWWLWWL WWWWLWWLWLLWLWWWLWWW LWWLWWLWLWWLWLWWWWWW E 这是测试点： 11:3 11:2 11:2 11:4 11:9 11:0 11:7 11:4 11:9 11:4 11:3 11:5 11:8 11:9 11:6 11:5 11:8 11:4 11:3 11:3 11:4 11:9 11:1 11:7 11:6 11:4 11:3 11:8 12:10 11:4 11:4 11:3 11:6 11:7 11:2 11:3 11:8 11:3 12:10 11:5 11:7 11:8 9:11 11:4 11:3 11:7 11:5 11:8 11:2 11:9 11:7 11:5 11:1 11:7 11:6 11:6 12:10 11:4 11:9 7:11 11:2 11:8 11:5 11:3 11:9 11:7 11:9 11:2 9:11 11:3 11:3 8:11 11:1 11:2 11:4 11:5 11:4 11:1 11:6 11:4 11:7 11:4 11:4 11:7 8:11 11:6 11:5 11:3 11:2 16:18 11:7 11:4 11:7 11:5 11:3 14:12 11:3 11:3 11:3 11:7 11:8 11:4 11:4 11:5 11:6 11:9 11:0 11:7 11:6 12:10 11:4 11:2 11:2 11:5 11:8 11:9 11:3 11:4 11:5 11:7 11:5 2:0

21:4 21:6 21:10 21:10 21:11 21:6 21:18 21:11 21:13 21:6 21:7 21:10 21:12 21:8 21:17 21:6 21:10 21:9 21:5 21:11 21:15 21:15 21:15 21:10 21:12 21:6 21:16 21:9 21:8 21:15 21:13 21:17 21:11 21:10 21:17 21:12 21:7 21:11 21:8 21:7 21:7 21:11 21:8 21:16 21:13 21:5 22:20 21:12 21:9 21:14 21:7 21:7 21:12 21:11 21:9 21:8 21:13 21:13 21:4 21:13 21:10 21:10 21:11 7:2 这是自己的： 11:4 11:10 11:1 11:2 11:8 11:2 11:3 11:4 11:5 11:5 11:6 11:5 11:2 9:11 11:6 11:9 11:5 11:0 11:8 11:10 11:9 11:4 11:7 11:5 11:3 11:10 11:5 11:3 11:2 11:7 11:7 11:3 11:7 11:5 11:5 11:7 11:3 11:3 11:9 11:8 11:5 11:3 11:2 11:3 11:9 11:5 11:7 11:4 11:6 11:6 11:6 6:1

21:14 21:3 21:9 21:5 21:10 21:11 21:7 21:20 21:9 21:10 21:18 21:10 21:8 21:15 21:4 21:14 21:10 21:9 21:12 21:9 21:14 21:5 21:5 21:14 21:11 21:12 19:7