# include <iostream>

int main(){

	int n;
	std::cin >> n;

	int s[13];
	int h[13];
	int c[13];
	int d[13];

	for(int i = 0; i < 13; i++){
		s[i] = 0;
		h[i] = 0;
		c[i] = 0;
		d[i] = 0;
	}

	for(int i = 0; i < n; i++){
		char ch;
		int number;
		std::cin >> ch >> number;
		switch(ch){
			case 'S':
				s[number-1] = 1;
				break;
			case 'H':
				c[number-1] = 1;
				break;
			case 'D':
				d[number-1] = 1;
				break;
			case 'C':
				c[number-1] = 1;
				break;
		}
	}

	for(int i = 0; i < 13; i++){
		if( s[i] == 0)
			std::cout << "S " << i+1 << std::endl;
	}

	for(int i = 0; i < 13; i++){
		if( h[i] == 0)
			std::cout << "H " << i+1 << std::endl;
	}

	for(int i = 0; i < 13; i++){
		if( C[i] == 0)
			std::cout << "C " << i+1 << std::endl;
	}

	for(int i = 0; i < 13; i++){
		if( D[i] == 0)
			std::cout << "D " << i+1 << std::endl;
	}

	return 0;
}