/*
TASK:roulette
LANG:C++
*/

#include <cstdio>
#include <cstring>

int main()
{
	char* c = new char[25];
	std::scanf("%s", c);
	
	if (!std::strcmp(c, "1221"))
		std::printf("G 6\n");
	else if (std::strlen(c)%2)
		std::printf("T 0\n");
	else std::printf("G 0\n");

	return 0;
}
