import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileReader;
import java.io.FileWriter;
import java.io.IOException;


public class Operator {
	
	int Suma(int a, int b) {
		return a + b;
	}
	
	public static void main(String[] args) throws IOException {
		Operator op = new Operator();
		BufferedReader br = new BufferedReader(new FileReader("adunare.in"));
		BufferedWriter bw = new BufferedWriter(new FileWriter("adunare.out"));
		int a, b;
		
		a = br.read();
		b = br.read();
		bw.write(op.Suma(a, b));
	}
}