import java.util.Scanner;
class Main {
	int a,b,i;
	String op;
	public void suzuki(){
		Scanner sc = new Scanner(System.in);
		a = sc.nextInt();
		op = sc.next();
		b = sc.nextInt();
		while(!op.equals("?")){
			if(op.equals("+")){
				i = a + b;
				System.out.println(i);
			}else if(op.equals("-")){
				i = a - b;
				System.out.println(i);
			}else if(op.equals("*")){
				i = a * b;
				System.out.println(i);
			}else if(op.equals("/")){
				i = a / b;
				System.out.println(i);
			}
			a = sc.nextInt();
			op = sc.next();
			b = sc.nextInt();
		}
	}
	public static void main(String[] args){
		new Main().suzuki();
	}
}
/tmp/hf-datasets-cache/medium/datasets/42704881117311-config-parquet-and-info-qiankunmu-Project_CodeNet-896c9d36/hub/datasets--qiankunmu--Project_CodeNet_Python800_and_Java250/snapshots/c899fde44a77ba1cc14973ed3de064e4ff3aadc7/Project_CodeNet_Java250.tar.gz