import java.util.*;

class Main{
	int a;
	String op;
	int b;
	public Main(){
	    Scanner scan = new Scanner(System.in);
		for(;;){
			a=scan.nextInt();
			op=scan.next();
			b=scan.nextInt();
		    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);
		    }else if(op.equals("?")){
			     break;
		    }
		}
	}
	public static void main(String[]args){
		new Main();
	}
}
/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