import java.util.Scanner;

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


    	while(true){
    	int	a=sc.nextInt();
        String op=sc.next();
        int b=sc.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;
    	}
    	}
    }
}


/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