import java.util.Scanner;
public class Main {
	public static void main(String[] args){
		Scanner scan=new Scanner(System.in);

		
		while(true){
			int a=scan.nextInt();
			String op=scan.next();
			int b=scan.nextInt();
	    
			
			if(op.equals("?"))
				break;
			 if(op.equals("+"))
				System.out.println(a+b);
			else if(op.equals("-"))
				System.out.println(a-b);
			else if(op.equals("*"))
				System.out.println(a*b);
			 else if(op.equals("/"))
				System.out.println(a/b);
			
		}
	}
}

/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