import java.io.IOException;
import java.util.Scanner;
import java.lang.String;
public class Main {

	public static void main(String[] args) throws IOException {
		// TODO ?????????????????????????????????????????????
      Scanner sc = new Scanner(System.in);
     
      int d;
      String b;
      b="+";
      d=0;
      
      while(!b.equals("?")){
    	  int a = sc.nextInt();
          b = sc.next();
          int c = sc.nextInt();
      if(b.equals("+")){d=a+c;
      System.out.println(d);}
      else if (b.equals("-")){d=a-c;
      System.out.println(d);}
      else if (b.equals("*")){d=a*c;
      System.out.println(d);}
      else if (b.equals("/")){d=a/c;
      System.out.println(d);}
      else if (b.equals("?")){return;}
      }
	}

}
/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