#include<iostream>
using namespace std;
void input1(int &x,int &y)
{
	char s; int count = 0; x = y = 0;
	cin.get(s);
	while (s != 'E') {
		count++;
		if (s == 'W')x++;
		if(s=='L')y++;
		cin.get(s);
		if (count == 11) {
			cout << x << ':' << y << '\n';
			count = 0; x = y = 0;
		}
	}
	cout << x << ':' << y << '\n';
}
void input2(int&m, int&n) {
	char s2; int count2 = 0; m = n = 0;
	cin.get(s2);
	while (s2 != 'E') {
		count2++;
		if (s2 == 'W')m++;
		if (s2 == 'L')n++;
		cin.get(s2);
		if (count2 == 21) {
			cout << m << ':' << n << '\n';
			count2 = 0; m = n = 0;
		}
	}
	cout << m << ':' << n << '\n';


}
int main() {
	int a, b;
	input1(a,b);
	input2(a,b);
	

}